├── app ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── values │ │ │ │ ├── strings.xml │ │ │ │ ├── colors.xml │ │ │ │ └── styles.xml │ │ │ ├── mipmap-hdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-mdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xhdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxhdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxxhdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-anydpi-v26 │ │ │ │ ├── ic_launcher.xml │ │ │ │ └── ic_launcher_round.xml │ │ │ ├── layout │ │ │ │ └── activity_main.xml │ │ │ ├── drawable-v24 │ │ │ │ └── ic_launcher_foreground.xml │ │ │ └── drawable │ │ │ │ └── ic_launcher_background.xml │ │ ├── java │ │ │ └── cn │ │ │ │ └── seeyou │ │ │ │ └── serialport │ │ │ │ ├── comm │ │ │ │ ├── maker │ │ │ │ │ ├── MakerManager.java │ │ │ │ │ ├── DatasMaker.java │ │ │ │ │ └── ProtocolMaker.java │ │ │ │ ├── handler │ │ │ │ │ ├── CmdHandler.java │ │ │ │ │ ├── CmdHandlerManager.java │ │ │ │ │ └── ProtocolHandler.java │ │ │ │ ├── agreement │ │ │ │ │ ├── HandlerConfig.java │ │ │ │ │ └── ProtocolDefine.java │ │ │ │ └── manager │ │ │ │ │ ├── CommManager.java │ │ │ │ │ └── SystemManager.java │ │ │ │ └── MainActivity.java │ │ └── AndroidManifest.xml │ ├── test │ │ └── java │ │ │ └── cn │ │ │ └── seeyou │ │ │ └── serialport │ │ │ └── ExampleUnitTest.java │ └── androidTest │ │ └── java │ │ └── cn │ │ └── seeyou │ │ └── serialport │ │ └── ExampleInstrumentedTest.java ├── proguard-rules.pro └── build.gradle ├── commlibrary ├── .gitignore ├── src │ └── main │ │ ├── res │ │ └── values │ │ │ └── strings.xml │ │ ├── AndroidManifest.xml │ │ └── java │ │ └── com │ │ └── seeyou │ │ └── comm │ │ └── framework │ │ ├── commframe │ │ ├── ICMDHandler.java │ │ ├── makermanager │ │ │ ├── IMaker.java │ │ │ ├── MakerItem.java │ │ │ └── MakerManagerBase.java │ │ ├── IReadwriter.java │ │ ├── IProtocolHandler.java │ │ ├── cmdmanager │ │ │ ├── HandlerItem.java │ │ │ └── SIDHandlerManagerBase.java │ │ ├── CommManagerBase.java │ │ ├── DefaultProtocolHandler.java │ │ ├── CommConfiguration.java │ │ ├── KAChecker.java │ │ ├── UartReadwriter.java │ │ ├── LoopBuffer.java │ │ └── BaseProtocolHandler.java │ │ └── utils │ │ ├── ICrcTools.java │ │ ├── CRCToolsB.java │ │ ├── FormatUtil.java │ │ ├── CRCToolsA.java │ │ ├── ConvertTypeUtils.java │ │ └── ByteConverter.java ├── libs │ └── android_hardware.jar ├── proguard-rules.pro └── build.gradle ├── settings.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── .idea ├── vcs.xml ├── misc.xml ├── runConfigurations.xml ├── gradle.xml └── codeStyles │ └── Project.xml ├── .gitignore ├── README.md ├── gradle.properties ├── gradlew.bat └── gradlew /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /commlibrary/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app', ':commlibrary' 2 | rootProject.name='SerialPortDataparsing' 3 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | SerialPortDataparsing 3 | 4 | -------------------------------------------------------------------------------- /commlibrary/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | CommLibrary 3 | 4 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /commlibrary/libs/android_hardware.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/commlibrary/libs/android_hardware.jar -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /commlibrary/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/savasee/SerialPortDataparsing/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/ICMDHandler.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | 4 | public interface ICMDHandler { 5 | public void handle(byte[] bytes, byte packageid); 6 | } 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #008577 4 | #00574B 5 | #D81B60 6 | 7 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/utils/ICrcTools.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.utils; 2 | 3 | /** 4 | * Create by seeyou 5 | * seeyou1052@foxmail.com 6 | */ 7 | public interface ICrcTools { 8 | int handle(byte[] dat, int len); 9 | } 10 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # SerialPortDataparsing 2 | 基于串口通讯的通讯层框架，封装了数据缓冲池和数据解析等，可更改拓展于蓝牙，wifi通讯等 3 | 4 | #用法 5 | 6 | 拷贝commlibrary 7 | 根据app源码参照 8 | 实现handler类 协议层类 maker发送数据层类 和manger类 9 | 因为协议的不同，故需要对协议的定义进行修改，通信原理不变 10 | 11 | #原理 12 | 13 | 定义LoopBuffer字节缓冲池，所有串口接收数据存入缓冲池中，按照数据协议包格式进行读取。 14 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/makermanager/IMaker.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe.makermanager; 2 | 3 | /** 4 | * Create by seeyou 5 | * seeyou1052@foxmail.com 6 | */ 7 | public interface IMaker { 8 | public Object make(); 9 | } 10 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Thu Mar 19 13:43:31 CST 2020 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip 7 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/IReadwriter.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | import java.nio.ByteBuffer; 4 | 5 | public interface IReadwriter { 6 | void start(String uartPath, int port, int baudrate); 7 | void stop(); 8 | ByteBuffer read(byte[] bytes); 9 | void sendData(byte[] bytes); 10 | } 11 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/test/java/cn/seeyou/serialport/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/maker/MakerManager.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.maker; 2 | 3 | import android.content.Context; 4 | import com.seeyou.comm.framework.commframe.makermanager.MakerManagerBase; 5 | 6 | import cn.seeyou.serialport.comm.agreement.HandlerConfig; 7 | 8 | /** 9 | * Create by seeyou 10 | * on 2019/10/7 11 | */ 12 | public class MakerManager extends MakerManagerBase { 13 | public MakerManager(Context context){ 14 | super(context); 15 | initMakerList(); 16 | } 17 | 18 | private void initMakerList(){ 19 | addItem(HandlerConfig.HEART_BEAT_PKG.getCmd(), 20 | new DatasMaker()); 21 | } 22 | } 23 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 15 | 16 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/handler/CmdHandler.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.handler; 2 | 3 | import android.content.Context; 4 | 5 | import com.seeyou.comm.framework.commframe.ICMDHandler; 6 | 7 | import cn.seeyou.serialport.comm.manager.CommManager; 8 | 9 | /** 10 | * Create by seeyou 11 | */ 12 | public class CmdHandler implements ICMDHandler { 13 | 14 | private Context mContext; 15 | public CmdHandler(Context context, CommManager manager){ 16 | this.mContext = context; 17 | } 18 | @Override 19 | public void handle(byte[] bytes, byte packageid) { 20 | parseProtocol(bytes); 21 | } 22 | //数据解析 23 | public void parseProtocol(byte[] datas){ 24 | 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/maker/DatasMaker.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.maker; 2 | 3 | 4 | 5 | import java.util.HashMap; 6 | import java.util.Map; 7 | 8 | /** 9 | * Create by seeyou 10 | * on 2019/10/7 11 | */ 12 | public class DatasMaker extends ProtocolMaker { 13 | private byte cmd; 14 | private byte[] data; 15 | public DatasMaker(){ 16 | 17 | } 18 | 19 | @Override 20 | public byte[] createData() { 21 | return data; 22 | } 23 | 24 | @Override 25 | public byte createCmd() { 26 | return cmd; 27 | } 28 | public void SetCmd(byte Ncmd){ 29 | cmd = Ncmd; 30 | } 31 | public void SetData(byte[] Ndata){ 32 | data = Ndata; 33 | } 34 | } 35 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/IProtocolHandler.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | public interface IProtocolHandler { 4 | public void parseCmdPkg(byte[] src, int pkglen); 5 | public int getMinFrameLength(); 6 | public boolean checkCommFrameHead(byte[] src, int startIndex); 7 | public boolean checkFrameCrc(byte[] pkgData, int crcFramelen); 8 | public boolean checkFrameTail(byte[] src, int startIndex, int pkglen); 9 | public boolean checkPkgLength(byte[] src, int startIndex); 10 | public boolean checkFrameSourceAdd(byte[] src, int startIndex); 11 | public boolean checkFrameTarget(byte[] src, int startIndex); 12 | public int getPkgLength(byte[] src, int startIndex); 13 | public int getPkgLengthNot(byte[] src, int startIndex); 14 | } 15 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/agreement/HandlerConfig.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.agreement; 2 | 3 | import com.seeyou.comm.framework.commframe.ICMDHandler; 4 | 5 | import cn.seeyou.serialport.comm.handler.CmdHandler; 6 | 7 | /** 8 | * Create by seeyou 9 | */ 10 | public enum HandlerConfig { 11 | //handler这里注册 12 | HEART_BEAT_PKG(ProtocolDefine.FID.FID_BASE_ID, CmdHandler.class); 13 | 14 | private byte mFid; 15 | private String mClassName; 16 | HandlerConfig(byte fidCmd, Class clz){ 17 | this.mFid = fidCmd; 18 | this.mClassName = clz.getName(); 19 | } 20 | 21 | public String getClassName(){ 22 | return this.mClassName; 23 | } 24 | 25 | public int getCmd(){ 26 | return (this.mFid & 0xff); 27 | } 28 | } 29 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/makermanager/MakerItem.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe.makermanager; 2 | 3 | /** 4 | * Create by seeyou 5 | * seeyou1052@foxmail.com 6 | */ 7 | public class MakerItem { 8 | int mId; 9 | int mFid; 10 | int mSid; 11 | IMaker mMaker; 12 | 13 | public void setId(int id){ 14 | this.mId = id; 15 | } 16 | public int getId(){ 17 | return this.mId; 18 | } 19 | public void setFid(int fid){ 20 | this.mFid = fid; 21 | } 22 | public int getFid(){ 23 | return this.mFid; 24 | } 25 | public void setSid(int sid){ 26 | this.mSid = sid; 27 | } 28 | public int getSid(){ 29 | return this.mSid; 30 | } 31 | 32 | public void setMaker(IMaker maker){ 33 | this.mMaker = maker; 34 | } 35 | public IMaker getMaker(){ 36 | return mMaker; 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /commlibrary/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 17 | 18 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/manager/CommManager.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.manager; 2 | 3 | import android.content.Context; 4 | 5 | import com.seeyou.comm.framework.commframe.CommManagerBase; 6 | 7 | 8 | /** 9 | * Create by seeyou 10 | * on 2019/10/7 11 | */ 12 | public class CommManager extends CommManagerBase { 13 | private static volatile CommManager ourInstance = null; 14 | 15 | public static CommManager getInstance(Context context) { 16 | if ( null == ourInstance ) { 17 | synchronized (CommManager.class) { 18 | if (null == ourInstance ) { 19 | ourInstance = new CommManager(context); 20 | } 21 | } 22 | } 23 | return ourInstance; 24 | } 25 | 26 | protected CommManager(Context context) { 27 | super(context); 28 | } 29 | } 30 | -------------------------------------------------------------------------------- /commlibrary/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | android { 4 | compileSdkVersion 23 5 | buildToolsVersion "29.0.1" 6 | 7 | defaultConfig { 8 | minSdkVersion 15 9 | targetSdkVersion 23 10 | versionCode 1 11 | versionName "1.0" 12 | 13 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 14 | 15 | } 16 | 17 | buildTypes { 18 | release { 19 | minifyEnabled false 20 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 21 | } 22 | } 23 | 24 | } 25 | 26 | dependencies { 27 | implementation fileTree(include: ['*.jar'], dir: 'libs') 28 | implementation 'cn.shorr:ez-serialport:0.1.0' 29 | implementation 'com.android.support:appcompat-v7:23.+' 30 | implementation files('libs/android_hardware.jar') 31 | } 32 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/utils/CRCToolsB.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.utils; 2 | 3 | /** 4 | * Create by seeyou 5 | * seeyou1052@foxmail.com 6 | */ 7 | public class CRCToolsB implements ICrcTools { 8 | @Override 9 | public int handle(byte[] dat, int len) { 10 | // TODO Auto-generated method stub 11 | int shift, val; 12 | int i,j; 13 | shift = 0xffff; 14 | for (i = 0; i < len; i++) 15 | { 16 | val = dat[i]<<8; 17 | for ( j = 0; j < 8; j++) 18 | { 19 | if ((short)(shift ^ val)<0) 20 | shift = (shift << 1)^ 0x8005; 21 | else 22 | shift <<= 1; 23 | val <<= 1; 24 | } 25 | } 26 | return shift; 27 | } 28 | 29 | 30 | } 31 | -------------------------------------------------------------------------------- /app/src/androidTest/java/cn/seeyou/serialport/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport; 2 | 3 | import android.content.Context; 4 | 5 | import androidx.test.platform.app.InstrumentationRegistry; 6 | import androidx.test.ext.junit.runners.AndroidJUnit4; 7 | 8 | import org.junit.Test; 9 | import org.junit.runner.RunWith; 10 | 11 | import static org.junit.Assert.*; 12 | 13 | /** 14 | * Instrumented test, which will execute on an Android device. 15 | * 16 | * @see Testing documentation 17 | */ 18 | @RunWith(AndroidJUnit4.class) 19 | public class ExampleInstrumentedTest { 20 | @Test 21 | public void useAppContext() { 22 | // Context of the app under test. 23 | Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); 24 | 25 | assertEquals("cn.seeyou.serialport", appContext.getPackageName()); 26 | } 27 | } 28 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/cmdmanager/HandlerItem.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe.cmdmanager; 2 | 3 | 4 | import com.seeyou.comm.framework.commframe.ICMDHandler; 5 | 6 | /** 7 | * Create by seeyou 8 | * seeyou1052@foxmail.com 9 | */ 10 | public class HandlerItem { 11 | int mCmd; 12 | int mFid; 13 | int mSid; 14 | ICMDHandler mHandler; 15 | 16 | public void setCmd(int id){ 17 | this.mCmd = id; 18 | } 19 | public int getCmd(){ 20 | return this.mCmd; 21 | } 22 | 23 | public void setFID(int fid){ 24 | this.mFid = fid; 25 | } 26 | public int getFId(){ 27 | return this.mFid; 28 | } 29 | 30 | public void setSID(int sid){ 31 | this.mSid = sid; 32 | } 33 | public int getSId(){ 34 | return this.mSid; 35 | } 36 | 37 | public void setHandler(ICMDHandler mHandler){ 38 | this.mHandler = mHandler; 39 | } 40 | public ICMDHandler getHandler(){ 41 | return mHandler; 42 | } 43 | } 44 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/MainActivity.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport; 2 | 3 | import androidx.appcompat.app.AppCompatActivity; 4 | 5 | import android.os.Bundle; 6 | 7 | import cn.seeyou.serialport.comm.maker.DatasMaker; 8 | import cn.seeyou.serialport.comm.manager.CommManager; 9 | import cn.seeyou.serialport.comm.manager.SystemManager; 10 | 11 | public class MainActivity extends AppCompatActivity { 12 | 13 | @Override 14 | protected void onCreate(Bundle savedInstanceState) { 15 | super.onCreate(savedInstanceState); 16 | setContentView(R.layout.activity_main); 17 | //初始化串口配置 18 | SystemManager.getInstance(this).init(); 19 | SendDatas(); 20 | } 21 | 22 | /** 23 | * 打包发送串口数据 24 | */ 25 | public void SendDatas(){ 26 | DatasMaker maker = new DatasMaker(); 27 | maker.SetCmd((byte) 0xff); 28 | maker.SetData(new byte[5]); 29 | CommManager.getInstance(this).sendDirect((byte[]) maker.make()); 30 | } 31 | } 32 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 29 5 | buildToolsVersion "29.0.3" 6 | defaultConfig { 7 | applicationId "cn.seeyou.serialport" 8 | minSdkVersion 15 9 | targetSdkVersion 29 10 | versionCode 1 11 | versionName "1.0" 12 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | implementation fileTree(dir: 'libs', include: ['*.jar']) 24 | implementation 'androidx.appcompat:appcompat:1.0.2' 25 | implementation 'androidx.constraintlayout:constraintlayout:1.1.3' 26 | testImplementation 'junit:junit:4.12' 27 | androidTestImplementation 'androidx.test:runner:1.1.1' 28 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1' 29 | implementation project(':commlibrary') 30 | } 31 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx1536m 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app's APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Automatically convert third-party libraries to use AndroidX 19 | android.enableJetifier=true 20 | 21 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/CommManagerBase.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | import android.content.Context; 4 | import android.util.Log; 5 | 6 | /** 7 | * 基础通信框架 8 | * */ 9 | public class CommManagerBase { 10 | 11 | private static final String TAG = "CommManagerBase"; 12 | 13 | private IReadwriter mUartReadwriter; 14 | private final Context mContext; 15 | 16 | 17 | private LoopBuffer mRecLoopBuffer = null; 18 | private BaseProtocolHandler mProtocolHandler = null; // 19 | public void init(CommConfiguration config){ 20 | mRecLoopBuffer.init(config.getFramelength()); 21 | mProtocolHandler.init(config.getProtocolHandler()); 22 | mUartReadwriter.start(config.getDevicePath(), config.getDevicePort(), config.getBaudrate()); 23 | mProtocolHandler.start(); 24 | 25 | Log.i(TAG, "init() end"); 26 | } 27 | 28 | /** 29 | * @param 30 | * @explain 31 | */ 32 | protected CommManagerBase(Context context) { 33 | mContext = context; 34 | mRecLoopBuffer = new LoopBuffer(); 35 | mUartReadwriter = new UartReadwriter(mContext, mRecLoopBuffer); 36 | 37 | 38 | mProtocolHandler = new BaseProtocolHandler(mRecLoopBuffer); 39 | 40 | } 41 | 42 | public void sendDirect(byte[] directDatas) { 43 | mUartReadwriter.sendData(directDatas); 44 | } 45 | 46 | } 47 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/makermanager/MakerManagerBase.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe.makermanager; 2 | 3 | import java.util.ArrayList; 4 | import java.util.Iterator; 5 | import java.util.List; 6 | import android.content.Context; 7 | /** 8 | * Create by seeyou 9 | * seeyou1052@foxmail.com 10 | */ 11 | public class MakerManagerBase { 12 | private List sendCmdMakerList; 13 | protected Context mContext; 14 | 15 | protected MakerManagerBase(Context context){ 16 | this.mContext = context; 17 | sendCmdMakerList = new ArrayList(); 18 | } 19 | 20 | 21 | 22 | protected void addItem(int fid, int sid, IMaker maker){ 23 | MakerItem item = new MakerItem(); 24 | item.setFid(fid); 25 | item.setSid(sid); 26 | item.setMaker(maker); 27 | sendCmdMakerList.add(item); 28 | } 29 | protected void addItem(int cmd, IMaker maker){ 30 | MakerItem item = new MakerItem(); 31 | item.setFid(cmd); 32 | item.setMaker(maker); 33 | sendCmdMakerList.add(item); 34 | } 35 | 36 | public IMaker getMaker(int fid, int sid){ 37 | Iterator sListIterator = sendCmdMakerList.iterator(); 38 | while (sListIterator.hasNext()){ 39 | MakerItem item = (MakerItem) sListIterator.next(); 40 | 41 | if ((fid == item.getFid()) 42 | && (sid == item.getSid())){ 43 | return item.getMaker(); 44 | } 45 | } 46 | return null; 47 | } 48 | } 49 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/utils/FormatUtil.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.utils; 2 | 3 | /** 4 | * Create by seeyou 5 | * seeyou1052@foxmail.com 6 | */ 7 | public class FormatUtil { 8 | /** 9 | * 16进制字符串转换为byte[] 10 | * 11 | * @param hexString 12 | * @return 13 | */ 14 | public static byte[] hexStringToBytes(String hexString) { 15 | if (hexString == null || hexString.equals("")) { 16 | return null; 17 | } 18 | hexString = hexString.toUpperCase().replace(" ", ""); 19 | int length = hexString.length() / 2; 20 | char[] hexChars = hexString.toCharArray(); 21 | byte[] d = new byte[length]; 22 | for (int i = 0; i < length; i++) { 23 | int pos = i * 2; 24 | d[i] = (byte) (charToByte(hexChars[pos]) << 4 | charToByte(hexChars[pos + 1])); 25 | } 26 | return d; 27 | } 28 | /* 29 | * 十六进制转字符 30 | */ 31 | public static String bytesToHexString(byte[] src){ 32 | StringBuilder StringBuilder = new StringBuilder(""); 33 | if (src == null || src.length <= 0) { 34 | return null; 35 | } 36 | 37 | for (int i = 0; i < src.length; i++) { 38 | int v = src[i] & 0xFF; 39 | String hv = Integer.toHexString(v); 40 | if (hv.length() < 2) { 41 | StringBuilder.append(0); 42 | } 43 | 44 | StringBuilder.append(hv); 45 | } 46 | 47 | return StringBuilder.toString(); 48 | } 49 | private static byte charToByte(char c) { 50 | return (byte) "0123456789ABCDEF".indexOf(c); 51 | } 52 | } 53 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/DefaultProtocolHandler.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | 4 | public class DefaultProtocolHandler implements IProtocolHandler{ 5 | 6 | @Override 7 | public void parseCmdPkg(byte[] src, int pkglen) { 8 | // TODO Auto-generated method stub 9 | 10 | } 11 | 12 | @Override 13 | public int getMinFrameLength() { 14 | // TODO Auto-generated method stub 15 | return 0; 16 | } 17 | 18 | @Override 19 | public boolean checkCommFrameHead(byte[] src, int startIndex) { 20 | // TODO Auto-generated method stub 21 | return false; 22 | } 23 | 24 | @Override 25 | public boolean checkFrameCrc(byte[] pkgData, int crcFramelen) { 26 | // TODO Auto-generated method stub 27 | return false; 28 | } 29 | 30 | @Override 31 | public boolean checkFrameTail(byte[] src, int startIndex, int pkglen) { 32 | // TODO Auto-generated method stub 33 | return false; 34 | } 35 | 36 | @Override 37 | public boolean checkPkgLength(byte[] src, int startIndex) { 38 | // TODO Auto-generated method stub 39 | return false; 40 | } 41 | 42 | @Override 43 | public boolean checkFrameSourceAdd(byte[] src, int startIndex) { 44 | // TODO Auto-generated method stub 45 | return false; 46 | } 47 | 48 | @Override 49 | public boolean checkFrameTarget(byte[] src, int startIndex) { 50 | // TODO Auto-generated method stub 51 | return false; 52 | } 53 | 54 | @Override 55 | public int getPkgLength(byte[] src, int startIndex) { 56 | // TODO Auto-generated method stub 57 | return 0; 58 | } 59 | 60 | @Override 61 | public int getPkgLengthNot(byte[] src, int startIndex) { 62 | // TODO Auto-generated method stub 63 | return 0; 64 | } 65 | 66 | } 67 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/CommConfiguration.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | 4 | import com.seeyou.comm.framework.commframe.makermanager.MakerManagerBase; 5 | /** 6 | * Create by seeyou 7 | * seeyou1052@foxmail.com 8 | */ 9 | public class CommConfiguration { 10 | private int mPort; 11 | private int mBaudrate; 12 | private String mPath; 13 | // private ICMDHandler mCmdHandler; 14 | private MakerManagerBase mCmdMaker; 15 | private int mFramelength; 16 | private int mRwCacheLength; 17 | private IProtocolHandler mProtocolHandler; 18 | 19 | public MakerManagerBase getCmdMaker() { 20 | return mCmdMaker; 21 | } 22 | 23 | public void setCmdMaker(MakerManagerBase maker) { 24 | this.mCmdMaker = maker; 25 | } 26 | 27 | public int getDevicePort() { 28 | return mPort; 29 | } 30 | 31 | public void setDevicePort(int mPort) { 32 | this.mPort = mPort; 33 | } 34 | public int getBaudrate() { 35 | return mBaudrate; 36 | } 37 | public void setBaudrate(int mBaudrate) { 38 | this.mBaudrate = mBaudrate; 39 | } 40 | public String getDevicePath() { 41 | return mPath; 42 | } 43 | public void setDevicePath(String mPath) { 44 | this.mPath = mPath; 45 | } 46 | 47 | public int getFramelength() { 48 | return mFramelength; 49 | } 50 | public void setFramelength(int mFramelength) { 51 | this.mFramelength = mFramelength; 52 | } 53 | 54 | public int getCacheLength() { 55 | return mRwCacheLength; 56 | } 57 | public void setCacheLength(int len) { 58 | this.mRwCacheLength = len; 59 | } 60 | 61 | public IProtocolHandler getProtocolHandler() { 62 | return mProtocolHandler; 63 | } 64 | public void setProtocolHandler(IProtocolHandler handler) { 65 | this.mProtocolHandler = handler; 66 | } 67 | } 68 | -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/KAChecker.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | public class KAChecker extends Thread { 4 | private long katime = (15*1000); //心跳检测时间为15秒 5 | private boolean mIsRunning = false; 6 | private long lastkatimestamp = 0; 7 | @Override 8 | public void run() { 9 | while( mIsRunning ) { 10 | try { 11 | if ( getLastkatimestamp() == 0 ) { 12 | setLastkatimestamp( System.currentTimeMillis() ); 13 | try { 14 | Thread.sleep(katime); 15 | } catch (InterruptedException e) { 16 | e.printStackTrace(); 17 | } 18 | continue; 19 | } 20 | 21 | if ( kaTimeout() ) { 22 | mIsRunning = false; 23 | break; 24 | 25 | } else{ 26 | try { 27 | Thread.sleep(katime); 28 | } catch (InterruptedException e) { 29 | e.printStackTrace(); 30 | } 31 | } 32 | 33 | } catch(Exception ex) { 34 | ex.printStackTrace(); 35 | } 36 | } 37 | //stopCommProcess(); 38 | } 39 | 40 | /** 41 | * @return 42 | * @exception心跳超时 43 | */ 44 | public boolean kaTimeout() { 45 | try { 46 | if ( mIsRunning == false ) { 47 | throw new Exception("user interrupt"); 48 | } 49 | if( ( System.currentTimeMillis() - getLastkatimestamp() )> ( katime*3L) ) { 50 | return true; 51 | } 52 | } catch(Exception ex){ 53 | ex.printStackTrace(); 54 | } 55 | return false; 56 | } 57 | 58 | public void startWork() { 59 | try { 60 | mIsRunning = true; 61 | this.start(); 62 | } catch ( Exception ex) { 63 | ex.printStackTrace(); 64 | } 65 | } 66 | 67 | public void stopWork() { 68 | try { 69 | if ( mIsRunning ) { 70 | mIsRunning = false; 71 | this.interrupt(); 72 | } 73 | } catch(Exception ex) { 74 | ex.printStackTrace(); 75 | } 76 | } 77 | 78 | private long getLastkatimestamp() { 79 | return lastkatimestamp; 80 | } 81 | 82 | private void setLastkatimestamp(long lastkatimestamp) { 83 | this.lastkatimestamp = lastkatimestamp; 84 | } 85 | } 86 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/cmdmanager/SIDHandlerManagerBase.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe.cmdmanager; 2 | 3 | import java.util.ArrayList; 4 | import java.util.Iterator; 5 | import java.util.List; 6 | import android.content.Context; 7 | 8 | import com.seeyou.comm.framework.commframe.ICMDHandler; 9 | 10 | /** 11 | * Create by seeyou 12 | * seeyou1052@foxmail.com 13 | */ 14 | public class SIDHandlerManagerBase{ 15 | private final static byte FID_DEFAULT_CMD = (byte)(0xFF); // 16 | protected Context mContext; 17 | private List mList; 18 | 19 | protected SIDHandlerManagerBase(Context context){ 20 | this.mContext = context; 21 | mList = new ArrayList(); 22 | } 23 | 24 | protected void addItem(int fid, int sid, ICMDHandler handler){ 25 | HandlerItem item = new HandlerItem(); 26 | //item.setID(id); 27 | item.setFID(fid); 28 | item.setSID(sid); 29 | item.setHandler(handler); 30 | mList.add(item); 31 | } 32 | 33 | protected void addItem(int cmd, ICMDHandler handler){ 34 | HandlerItem item = new HandlerItem(); 35 | //item.setID(id); 36 | item.setCmd(cmd); 37 | item.setHandler(handler); 38 | mList.add(item); 39 | } 40 | 41 | public ICMDHandler getHandler(int fid, int sid){ 42 | ICMDHandler handler = searchHandler(fid, sid); 43 | if(handler == null){ 44 | handler = loadDefaultCmdHandler(fid, sid); 45 | } 46 | 47 | return handler; 48 | } 49 | 50 | private ICMDHandler searchHandler(int fid, int sid){ 51 | Iterator sListIterator = mList.iterator(); 52 | while (sListIterator.hasNext()){ 53 | HandlerItem item = (HandlerItem) sListIterator.next(); 54 | int cmd = ((fid&0xff)<<8) + (sid&0xff); 55 | if(cmd == item.getCmd()){ 56 | return item.getHandler(); 57 | } 58 | // if ((fid == item.getFId()) && (sid == item.getSId())){ 59 | // return item.getHandler(); 60 | // } 61 | } 62 | return null; 63 | } 64 | 65 | private ICMDHandler loadDefaultCmdHandler(int fid, int sid){ 66 | return searchHandler(FID_DEFAULT_CMD, FID_DEFAULT_CMD); 67 | } 68 | } 69 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/manager/SystemManager.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.manager; 2 | 3 | import android.content.Context; 4 | 5 | import com.seeyou.comm.framework.commframe.CommConfiguration; 6 | import com.seeyou.comm.framework.utils.CRCToolsA; 7 | 8 | import cn.seeyou.serialport.comm.agreement.ProtocolDefine; 9 | import cn.seeyou.serialport.comm.handler.CmdHandlerManager; 10 | import cn.seeyou.serialport.comm.handler.ProtocolHandler; 11 | import cn.seeyou.serialport.comm.maker.MakerManager; 12 | 13 | /** 14 | * Create by seeyou 15 | */ 16 | public class SystemManager { 17 | private final static String TAG = "SystemManager"; 18 | 19 | private Context mContext; 20 | 21 | private CommManager mCommManager = null; 22 | 23 | private static volatile SystemManager mInstance = null; 24 | 25 | public static SystemManager getInstance(Context context) { 26 | if (null == mInstance) { 27 | synchronized (SystemManager.class) { 28 | if (null == mInstance) { 29 | mInstance = new SystemManager(context); 30 | } 31 | } 32 | } 33 | return mInstance; 34 | } 35 | 36 | private SystemManager(Context context) { 37 | this.mContext = context; 38 | } 39 | 40 | /** 41 | * @exception初始化数据 42 | */ 43 | public void init() { 44 | initInfrareUart(); 45 | return; 46 | } 47 | 48 | /** 49 | * 初始化串口配置 50 | */ 51 | public void initInfrareUart() { 52 | mCommManager = CommManager.getInstance(mContext); 53 | CommConfiguration config = new CommConfiguration(); 54 | config.setBaudrate(ProtocolDefine.UartConstant.UART_MCU_BAUDRATE); 55 | config.setDevicePath(ProtocolDefine.UartConstant.UART_NAME); 56 | config.setDevicePort(ProtocolDefine.UartConstant.UART_PORT_MCU); 57 | config.setFramelength(ProtocolDefine.FRAME.FRAME_MC_lENGTH); 58 | config.setCacheLength(ProtocolDefine.FRAME.FRAME_MC_LENGTH_CACHE_MCUUART); 59 | config.setProtocolHandler(new ProtocolHandler( 60 | new CmdHandlerManager(mContext, mCommManager), 61 | new CRCToolsA())); 62 | config.setCmdMaker(new MakerManager(mContext)); 63 | mCommManager.init(config); 64 | } 65 | } 66 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/agreement/ProtocolDefine.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.agreement; 2 | 3 | /** 4 | * Create by seeyou 5 | */ 6 | public class ProtocolDefine { 7 | public class FRAME { 8 | //数据包信息定义 9 | public static final byte FRAME_MC_HEAD = (byte) 0x7e; //Head域 包头标志1 10 | public static final byte FRAME_MC_TAIL = (byte) 0x0d; //Tail域 包尾 11 | public static final int FRAME_MC_lENGTH = 1036; //Length域 通信协议包长度 12 | public static final int FRAME_MC_lENGTH_HEAD = 1; //包头长度 13 | public static final int FRAME_MC_lENGTH_TAIL = 3; //包尾长度 14 | 15 | public static final int FRAME_MC_LENGTH_READ_HEAD = 3; //读取包的前三个字节,包头(byte)+长度(short) 16 | public static final int FRAME_MC_LENGTH_CACHE_MCUUART = 1036; //初始化mcu uart缓存数据大小 17 | 18 | public static final int MIN_PACKAGE_LENGTH = 12; //最小包长度 19 | public static final int MAX_PACKAGE_LENGTH = 1036; //最大包长度 20 | public static final int FRAME_NOTUSE_LENTH = 8;//头和lenth和lenth取非和crc和tail的总长度 21 | 22 | public static final int FRAME_MC_HEAD_INDEX = 0; //包头字节 23 | public static final int FRAME_MC_LEN_H_INDEX = 1; // 24 | public static final int FRAME_MC_LEN_L_INDEX = 2; // 25 | public static final int FRAME_MC_NOTLEN_H_INDEX = 3; // 26 | public static final int FRAME_MC_NOTLEN_L_INDEX = 4; // 27 | public static final int FRAME_MC_SRCADDR_INDEX = 5; // 28 | public static final int FRAME_MC_TAGADDR_INDEX = 6; // 29 | public static final int FRAME_MC_PKGID_INDEX = 7; // 30 | public static final int FRAME_MC_CMD_INDEX = 8; // 之前为FID（修改成CMD） 31 | public static final int FRAME_MC_DATA_INDEX = 9; //之前为SID（修改成DATA） 32 | 33 | public static final byte COMMINUCATION_SRC_ADDR = 0x01; 34 | public static final byte COMMINUCAITON_TAR_ADDR = 0x02; 35 | public static final byte COMMINUCATION_BROADCAST_ADDR = (byte) 0xFF; 36 | } 37 | 38 | public class FID { 39 | //FID功能ID声明 40 | public final static byte FID_BASE_ID = (byte) 0xA0;//注册Handler指定标识 41 | } 42 | public class UartConstant { 43 | public final static String UART_NAME = "/dev/ttyUSB"; 44 | public final static int UART_PORT_MCU = 3; 45 | public final static int UART_MCU_BAUDRATE = 115200; //115200 46 | } 47 | } 48 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/UartReadwriter.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | import java.nio.ByteBuffer; 3 | import java.util.LinkedList; 4 | import java.util.Queue; 5 | 6 | import android.content.Context; 7 | import android.util.Log; 8 | 9 | 10 | import cn.shorr.serialport.SerialPortConfig; 11 | import cn.shorr.serialport.SerialPortUtil; 12 | import cn.shorr.serialport.SerialRead; 13 | import cn.shorr.serialport.SerialWrite; 14 | 15 | /** 16 | * Create by seeyou 17 | * seeyou1052@foxmail.com 18 | */ 19 | public class UartReadwriter implements IReadwriter, SerialRead.ReadDataListener,SerialWrite.WriteDataListener { 20 | 21 | private static final String TAG = "UartReadwriter"; 22 | 23 | private SerialPortUtil serialPortUtil; 24 | private SerialRead serialRead; //串口读取数据服务 25 | private SerialWrite serialWrite; 26 | private Context mContext; 27 | private LoopBuffer mLoopBuffer; 28 | 29 | public UartReadwriter(Context mContext, LoopBuffer loopBuffer){ 30 | this.mContext = mContext; 31 | this.mLoopBuffer = loopBuffer; 32 | } 33 | 34 | @Override 35 | public void start(String uartPath, int port, int baudrate) { 36 | //配置串口参数 37 | serialPortUtil = new SerialPortUtil(mContext, new SerialPortConfig(uartPath+port, baudrate)); 38 | //设置为调试模式，打印收发数据 39 | serialPortUtil.setDebug(true); 40 | //绑定串口服务 41 | serialPortUtil.bindService(); 42 | serialRead = new SerialRead(mContext); 43 | serialWrite = new SerialWrite(mContext); 44 | serialRead.registerListener(0/*默认为0，此参数可省略*/, this); 45 | } 46 | 47 | @Override 48 | public void onReadData(byte[] data) { 49 | //Log.e(TAG, "收到数据11："+ FormatUtil.bytesToHexString(data)); 50 | mLoopBuffer.pushData(data, 0 , data.length); 51 | } 52 | 53 | /** 54 | * @exception销毁释放串口 55 | */ 56 | @Override 57 | public void stop() { 58 | serialRead.unRegisterListener(); 59 | serialPortUtil.unBindService(); 60 | } 61 | 62 | @Override 63 | public ByteBuffer read(byte[] bytes) { 64 | ByteBuffer buf = ByteBuffer.wrap(bytes); 65 | ByteBuffer.wrap(bytes,0,bytes.length); 66 | return buf; 67 | } 68 | 69 | /** 70 | * 发送串口数据 71 | * @param bytes 72 | */ 73 | @Override 74 | public void sendData(byte[] bytes) { 75 | serialWrite.sendData(mContext, 0 , bytes); 76 | } 77 | 78 | @Override 79 | public void onWriteData(byte[] data) { 80 | 81 | } 82 | } 83 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | set DIRNAME=%~dp0 12 | if "%DIRNAME%" == "" set DIRNAME=. 13 | set APP_BASE_NAME=%~n0 14 | set APP_HOME=%DIRNAME% 15 | 16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 17 | set DEFAULT_JVM_OPTS= 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windows variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | 53 | :win9xME_args 54 | @rem Slurp the command line arguments. 55 | set CMD_LINE_ARGS= 56 | set _SKIP=2 57 | 58 | :win9xME_args_slurp 59 | if "x%~1" == "x" goto execute 60 | 61 | set CMD_LINE_ARGS=%* 62 | 63 | :execute 64 | @rem Setup the command line 65 | 66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 67 | 68 | @rem Execute Gradle 69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 70 | 71 | :end 72 | @rem End local scope for the variables with windows NT shell 73 | if "%ERRORLEVEL%"=="0" goto mainEnd 74 | 75 | :fail 76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 77 | rem the _cmd.exe /c_ return code! 78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 79 | exit /b 1 80 | 81 | :mainEnd 82 | if "%OS%"=="Windows_NT" endlocal 83 | 84 | :omega 85 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/handler/CmdHandlerManager.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.handler; 2 | 3 | import android.content.Context; 4 | import android.util.Log; 5 | 6 | import com.seeyou.comm.framework.commframe.ICMDHandler; 7 | import com.seeyou.comm.framework.commframe.cmdmanager.SIDHandlerManagerBase; 8 | 9 | import java.lang.reflect.Constructor; 10 | import java.util.EnumSet; 11 | 12 | import cn.seeyou.serialport.comm.agreement.HandlerConfig; 13 | import cn.seeyou.serialport.comm.manager.CommManager; 14 | 15 | /** 16 | * Create by seeyou 17 | */ 18 | public class CmdHandlerManager extends SIDHandlerManagerBase implements ICMDHandler { 19 | private final static String TAG = "CmdHandlerManager"; 20 | 21 | private CommManager mCommManagerr; 22 | 23 | public CmdHandlerManager(Context mContext, CommManager commManagerr){ 24 | super(mContext); 25 | this.mCommManagerr = commManagerr; 26 | initCmdHandler(); 27 | } 28 | private void initCmdHandler(){ 29 | Class[] parameterTypes = {Context.class, CommManager.class}; 30 | 31 | EnumSet cmdConfig = EnumSet.allOf(HandlerConfig.class); 32 | for(HandlerConfig item : cmdConfig){ 33 | Constructor con = null; 34 | Class clz = null; 35 | try { 36 | clz = (Class) Class.forName(item.getClassName()); 37 | con = clz.getConstructor(parameterTypes); 38 | addItem(item.getCmd(), (ICMDHandler) con.newInstance(mContext, mCommManagerr)); 39 | } catch (Exception e) { 40 | e.printStackTrace(); 41 | } 42 | } 43 | return; 44 | } 45 | //获取指定handler 46 | @Override 47 | public void handle(byte[] bytes, byte packageid) { 48 | ICMDHandler CmdHandler = getHandler(bytes[0], bytes[1]); 49 | //数据数组无Handler指定标识 则可任意规定一个 50 | //ICMDHandler CmdHandler = getHandler(00, 0xA0); 51 | handlerProcessor(CmdHandler,bytes,packageid); 52 | return; 53 | } 54 | 55 | /** 56 | * @param handler 57 | * @param bytes 58 | * @param packageid 59 | * @exception命令处理handler 60 | */ 61 | private synchronized void handlerProcessor(final ICMDHandler handler, final byte[] bytes, final byte packageid){ 62 | try{ 63 | if ( null == handler ) { 64 | Log.e(TAG,"evevatorhandle function in getHandler bytes[0]:" + Integer.toHexString(bytes[0]) 65 | + " ,bytes[1]:" + Integer.toHexString(bytes[1])); 66 | return ; 67 | } 68 | handler.handle(bytes, packageid); 69 | 70 | } catch(Exception ex){ 71 | ex.printStackTrace(); 72 | } 73 | return; 74 | } 75 | 76 | } 77 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/maker/ProtocolMaker.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.maker; 2 | 3 | import com.seeyou.comm.framework.commframe.makermanager.IMaker; 4 | import com.seeyou.comm.framework.utils.ByteConverter; 5 | import com.seeyou.comm.framework.utils.CRCToolsA; 6 | import com.seeyou.comm.framework.utils.ICrcTools; 7 | 8 | import cn.seeyou.serialport.comm.agreement.ProtocolDefine; 9 | 10 | /** 11 | * Create by seeyou 12 | */ 13 | public abstract class ProtocolMaker implements IMaker { 14 | private static byte bPackageid = (byte)0x00; 15 | private ICrcTools createCrc; 16 | 17 | public abstract byte[] createData(); 18 | public abstract byte createCmd(); 19 | 20 | public ProtocolMaker(){ 21 | createCrc = new CRCToolsA(); 22 | } 23 | 24 | @Override 25 | public Object make() { 26 | // TODO Auto-generated method stub 27 | byte[] commPkg; 28 | byte[] commDat = createData(); 29 | if(commDat != null){ 30 | commPkg = new byte[commDat.length + ProtocolDefine.FRAME.MIN_PACKAGE_LENGTH ]; 31 | } 32 | else { 33 | commPkg = new byte[ProtocolDefine.FRAME.MIN_PACKAGE_LENGTH ]; 34 | } 35 | makeHead(commPkg); 36 | makeCmd(commPkg, createCmd()); 37 | makeData(commDat,commPkg); 38 | makeCrcAndTail(commPkg); 39 | return commPkg; 40 | } 41 | 42 | 43 | 44 | 45 | private void makeHead(byte[] pkg) { 46 | short iFrameDataLen = (short)pkg.length; 47 | byte[] bFrameHeadDataLen = ByteConverter.shortToBytes(iFrameDataLen); 48 | pkg[ProtocolDefine.FRAME.FRAME_MC_HEAD_INDEX] = ProtocolDefine.FRAME.FRAME_MC_HEAD; 49 | pkg[ProtocolDefine.FRAME.FRAME_MC_LEN_H_INDEX] = bFrameHeadDataLen[1]; 50 | pkg[ProtocolDefine.FRAME.FRAME_MC_LEN_L_INDEX] = bFrameHeadDataLen[0]; 51 | pkg[ProtocolDefine.FRAME.FRAME_MC_NOTLEN_H_INDEX] = (byte)(~bFrameHeadDataLen[1]); 52 | pkg[ProtocolDefine.FRAME.FRAME_MC_NOTLEN_L_INDEX] = (byte)(~bFrameHeadDataLen[0]); 53 | pkg[ProtocolDefine.FRAME.FRAME_MC_SRCADDR_INDEX] = (byte)ProtocolDefine.FRAME.COMMINUCAITON_TAR_ADDR; //源地址 54 | pkg[ProtocolDefine.FRAME.FRAME_MC_TAGADDR_INDEX] = (byte)ProtocolDefine.FRAME.COMMINUCATION_SRC_ADDR; //目的地址 55 | pkg[ProtocolDefine.FRAME.FRAME_MC_PKGID_INDEX] = getPackgeId(); //包id 56 | } 57 | private void makeCmd(byte[] pkg, byte cmd){ 58 | pkg[ProtocolDefine.FRAME.FRAME_MC_CMD_INDEX] = cmd; 59 | } 60 | private void makeData(byte[] src,byte[] pkg){ 61 | System.arraycopy(src,0 , pkg, ProtocolDefine.FRAME.FRAME_MC_DATA_INDEX, src.length); 62 | } 63 | 64 | private void makeCrcAndTail(byte[] pkg){ 65 | int crcLength = pkg.length - 3; 66 | int sCRCData = (createCrc.handle(pkg, crcLength)); 67 | byte[] bCRCData = ByteConverter.shortToBytesBig((short)sCRCData); 68 | pkg[crcLength] = bCRCData[0]; 69 | pkg[crcLength+1] = bCRCData[1]; 70 | pkg[crcLength+2] = ProtocolDefine.FRAME.FRAME_MC_TAIL; 71 | } 72 | 73 | private static byte getPackgeId(){ 74 | return bPackageid++; 75 | } 76 | } 77 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/LoopBuffer.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | /** 4 | * @Description.循环buffer处理 5 | */ 6 | public class LoopBuffer{ 7 | private static final String TAG = "CommLoopBufferBase"; 8 | 9 | private byte[] mBuffer = null; //数据缓存buffer 10 | private int mRdIndex = 0; //读数据数组下标 11 | private int mWrIndex = 0; //写数据数组下标 12 | private int mBufferLen; 13 | private int mDataLen = 0; 14 | 15 | public void init(int len) { 16 | this.mBufferLen = len; 17 | if ( null == mBuffer ) { 18 | mBuffer = new byte[mBufferLen]; 19 | mBuffer[0] = (byte)(0x00); 20 | } 21 | mRdIndex = 0; 22 | mWrIndex = 0; 23 | } 24 | 25 | public int getBufferLength(){ 26 | return this.mBufferLen; 27 | } 28 | 29 | public synchronized int getCurrentRd(){ 30 | return this.mRdIndex; 31 | } 32 | public synchronized byte[] getBuffer(){ 33 | return this.mBuffer; 34 | } 35 | /* 36 | * 返回缓冲区有效数据长度 37 | * */ 38 | public int getDataLen(){ 39 | return this.mDataLen; 40 | } 41 | /* 42 | * 返回缓冲区剩余字节长度 43 | * */ 44 | public int getSpaceLen(){ 45 | return mBufferLen-mDataLen; 46 | } 47 | 48 | public synchronized void incDataLength(){ 49 | if(mDataLen < mBufferLen){ 50 | mDataLen += 1; 51 | } 52 | } 53 | 54 | public void incDataLength(int len) { 55 | for (int i = 0; i < len; i++){ 56 | incDataLength(); 57 | } 58 | } 59 | 60 | public synchronized void decDataLength(){ 61 | if(mDataLen > 0){ 62 | mDataLen -= 1; 63 | } 64 | } 65 | 66 | public void decDataLength(int len) { 67 | for (int i = 0; i < len; i++){ 68 | decDataLength(); 69 | } 70 | } 71 | 72 | public synchronized void incRdIndex(int len){ 73 | if (mRdIndex + len < mBufferLen){ 74 | mRdIndex += len; 75 | } else { 76 | mRdIndex = mRdIndex + len - mBufferLen; 77 | } 78 | } 79 | 80 | private synchronized void incWrIndex(int len){ 81 | if (mWrIndex + len < mBufferLen){ 82 | mWrIndex += len; 83 | }else{ 84 | mWrIndex = mWrIndex + len - mBufferLen; 85 | } 86 | } 87 | 88 | /** 89 | * 写数据到缓冲区，返回成功写入数据长度 90 | * */ 91 | public int pushData(byte[] src, int idx, int len){ 92 | int length = getSpaceLen(); 93 | 94 | if(length < len){ 95 | return pushNByte(src, idx, length); 96 | } else { 97 | return pushNByte(src, idx, len); 98 | } 99 | } 100 | 101 | /** 102 | * 写数据到缓冲区 103 | * 写之前需要调用getDataLen()方法确认空间足够 104 | * */ 105 | public int pushNByte(byte[] src, int idx, int len) { 106 | for (int i = 0; i < len; i++){ 107 | this.mBuffer[mWrIndex] = src[idx + i]; 108 | incWrIndex(1); 109 | incDataLength(1); 110 | } 111 | return len; 112 | } 113 | 114 | public int pullData(byte[] bytes, int len){ 115 | int dataLen = getDataLen(); 116 | if(dataLen < len){ 117 | return pullNByte(bytes, dataLen); 118 | } else { 119 | return pullNByte(bytes, len); 120 | } 121 | } 122 | 123 | public int pullNByte(byte[] bytes, int len){ 124 | for(int i = 0; i < len; i++){ 125 | bytes[i] = this.mBuffer[mRdIndex]; 126 | incRdIndex(1); 127 | decDataLength(1); 128 | } 129 | return len; 130 | } 131 | 132 | 133 | 134 | 135 | 136 | 137 | } 138 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/commframe/BaseProtocolHandler.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.commframe; 2 | 3 | /** 4 | * Create by seeyou 5 | * seeyou1052@foxmail.com 6 | */ 7 | public class BaseProtocolHandler { 8 | private static final String TAG = "ProtocolHandlerBase"; 9 | private Thread mThread = null; 10 | private boolean isRunning; 11 | protected LoopBuffer mLoopBuffer; 12 | private IProtocolHandler mProtocolHandler; 13 | 14 | public BaseProtocolHandler(LoopBuffer buffer){ 15 | isRunning = false; 16 | mLoopBuffer = buffer; 17 | mProtocolHandler = new DefaultProtocolHandler(); 18 | } 19 | public void init(IProtocolHandler handler){ 20 | mProtocolHandler = handler; 21 | } 22 | public void start() { 23 | isRunning = true; 24 | mThread = new Thread(new ProtocolHandlerRunable()); 25 | mThread.start(); 26 | } 27 | 28 | public void stop() { 29 | isRunning = false; 30 | if (null != mThread) { 31 | mThread.interrupt(); 32 | mThread = null; 33 | } 34 | } 35 | 36 | protected class ProtocolHandlerRunable implements Runnable{ 37 | 38 | @Override 39 | public void run() { 40 | // TODO Auto-generated method stub 41 | while (isRunning) { 42 | handleComm(); 43 | try { 44 | Thread.sleep(2); 45 | } catch (InterruptedException ex) { 46 | ex.printStackTrace(); 47 | } 48 | } 49 | } 50 | } 51 | 52 | protected void handleComm(){ 53 | int frameStartIndex; 54 | byte[] recBuffer = mLoopBuffer.getBuffer(); 55 | int commFramePkgLen; 56 | while(mLoopBuffer.getDataLen() > mProtocolHandler.getMinFrameLength()){ 57 | frameStartIndex = mLoopBuffer.getCurrentRd(); 58 | if (!mProtocolHandler.checkCommFrameHead(recBuffer, frameStartIndex)) { 59 | //Log.e(TAG,"checkCommFrameHead 验证头部失败"); 60 | mLoopBuffer.incRdIndex(1); 61 | mLoopBuffer.decDataLength(1); 62 | continue; 63 | } 64 | 65 | commFramePkgLen = mProtocolHandler.getPkgLength(recBuffer, frameStartIndex); 66 | 67 | if(!mProtocolHandler.checkPkgLength(recBuffer, frameStartIndex)){ 68 | //Log.e(TAG,"checkPkgLength 验证包长失败"); 69 | mLoopBuffer.incRdIndex(1); 70 | mLoopBuffer.decDataLength(1); 71 | continue; 72 | } 73 | 74 | if(commFramePkgLen > mLoopBuffer.getDataLen()){ 75 | return; 76 | } 77 | if(commFramePkgLen < mProtocolHandler.getMinFrameLength()){ 78 | mLoopBuffer.incRdIndex(1); 79 | mLoopBuffer.decDataLength(1); 80 | continue; 81 | } 82 | 83 | if(!mProtocolHandler.checkFrameTail(recBuffer, frameStartIndex, commFramePkgLen)){ 84 | //Log.e(TAG,"checkFrameTail failed"); 85 | mLoopBuffer.incRdIndex(1); 86 | mLoopBuffer.decDataLength(1); 87 | continue; 88 | } 89 | 90 | // 有效包，读出解析 91 | byte[] readOutPkg = new byte[commFramePkgLen]; 92 | mLoopBuffer.pullNByte(readOutPkg, commFramePkgLen); 93 | // Log.i(getClass().getName(), " handleComm() bytes:"+Arrays.toString(readOutPkg)); 94 | // Log.i(getClass().getName(), " handleComm() commFramePkgLen:"+commFramePkgLen); 95 | if(!mProtocolHandler.checkPkgLength(recBuffer, frameStartIndex)){ 96 | //Log.e(TAG,"checkPkgLength failed"); 97 | return; 98 | } 99 | 100 | if(!mProtocolHandler.checkFrameCrc(readOutPkg, commFramePkgLen-3)){ 101 | //Log.e(TAG,"checkFrameCrc failed"); 102 | return; 103 | } 104 | 105 | mProtocolHandler.parseCmdPkg(readOutPkg, commFramePkgLen); 106 | } 107 | } 108 | 109 | 110 | } 111 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/utils/CRCToolsA.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.utils; 2 | 3 | 4 | /** 5 | * Create by seeyou 6 | * seeyou1052@foxmail.com 7 | */ 8 | public class CRCToolsA implements ICrcTools { 9 | 10 | public int handle(byte[] dat, int len) { 11 | // TODO Auto-generated method stub 12 | return g_Can_C_Crc16CheckFromTable(dat, len); 13 | } 14 | 15 | 16 | /*! \brief FUNCTION: g_Can_C_Crc16Check 17 | * 18 | * DESCRIPTION: calc CAN NP3D protocol crc16 check from table 19 | * 20 | * PARAMETERS: [I]: pDatapFrame the data be checkSum 21 | * [I]: frame_len, the length of data be checkSum 22 | * 23 | * RETURN: the checkSum value 24 | * 25 | * NOTES: None 26 | ***************************************************************************/ 27 | public int g_Can_C_Crc16CheckFromTable(byte[] pszBuf, int unLength) 28 | { 29 | //MODBUS CRC-16表 8005 逆序 30 | 31 | return GetCrc_16(pszBuf, unLength, 0xFFFF, g_McRctable_16); 32 | } 33 | 34 | static int GetCrc_16(byte[] pData, int nLength, int init, int[] ptable) 35 | { 36 | int cRc_16 = init; 37 | int temp; 38 | int i = 0; 39 | while(nLength-- > 0) 40 | { 41 | temp = cRc_16 >> 8; 42 | cRc_16 = (cRc_16 << 8) ^ ptable[(temp ^ (int)(pData[i++])) & 0xFF]; 43 | } 44 | 45 | return cRc_16; 46 | } 47 | 48 | 49 | 50 | 51 | //逆序CRC计算 52 | private final int[] g_McRctable_16 = new int[] 53 | { 54 | 0x0000, 0x8005, 0x800F, 0x000A, 0x801B, 0x001E, 0x0014, 0x8011, 55 | 0x8033, 0x0036, 0x003C, 0x8039, 0x0028, 0x802D, 0x8027, 0x0022, 56 | 0x8063, 0x0066, 0x006C, 0x8069, 0x0078, 0x807D, 0x8077, 0x0072, 57 | 0x0050, 0x8055, 0x805F, 0x005A, 0x804B, 0x004E, 0x0044, 0x8041, 58 | 0x80C3, 0x00C6, 0x00CC, 0x80C9, 0x00D8, 0x80DD, 0x80D7, 0x00D2, 59 | 0x00F0, 0x80F5, 0x80FF, 0x00FA, 0x80EB, 0x00EE, 0x00E4, 0x80E1, 60 | 0x00A0, 0x80A5, 0x80AF, 0x00AA, 0x80BB, 0x00BE, 0x00B4, 0x80B1, 61 | 0x8093, 0x0096, 0x009C, 0x8099, 0x0088, 0x808D, 0x8087, 0x0082, 62 | 0x8183, 0x0186, 0x018C, 0x8189, 0x0198, 0x819D, 0x8197, 0x0192, 63 | 0x01B0, 0x81B5, 0x81BF, 0x01BA, 0x81AB, 0x01AE, 0x01A4, 0x81A1, 64 | 0x01E0, 0x81E5, 0x81EF, 0x01EA, 0x81FB, 0x01FE, 0x01F4, 0x81F1, 65 | 0x81D3, 0x01D6, 0x01DC, 0x81D9, 0x01C8, 0x81CD, 0x81C7, 0x01C2, 66 | 0x0140, 0x8145, 0x814F, 0x014A, 0x815B, 0x015E, 0x0154, 0x8151, 67 | 0x8173, 0x0176, 0x017C, 0x8179, 0x0168, 0x816D, 0x8167, 0x0162, 68 | 0x8123, 0x0126, 0x012C, 0x8129, 0x0138, 0x813D, 0x8137, 0x0132, 69 | 0x0110, 0x8115, 0x811F, 0x011A, 0x810B, 0x010E, 0x0104, 0x8101, 70 | 0x8303, 0x0306, 0x030C, 0x8309, 0x0318, 0x831D, 0x8317, 0x0312, 71 | 0x0330, 0x8335, 0x833F, 0x033A, 0x832B, 0x032E, 0x0324, 0x8321, 72 | 0x0360, 0x8365, 0x836F, 0x036A, 0x837B, 0x037E, 0x0374, 0x8371, 73 | 0x8353, 0x0356, 0x035C, 0x8359, 0x0348, 0x834D, 0x8347, 0x0342, 74 | 0x03C0, 0x83C5, 0x83CF, 0x03CA, 0x83DB, 0x03DE, 0x03D4, 0x83D1, 75 | 0x83F3, 0x03F6, 0x03FC, 0x83F9, 0x03E8, 0x83ED, 0x83E7, 0x03E2, 76 | 0x83A3, 0x03A6, 0x03AC, 0x83A9, 0x03B8, 0x83BD, 0x83B7, 0x03B2, 77 | 0x0390, 0x8395, 0x839F, 0x039A, 0x838B, 0x038E, 0x0384, 0x8381, 78 | 0x0280, 0x8285, 0x828F, 0x028A, 0x829B, 0x029E, 0x0294, 0x8291, 79 | 0x82B3, 0x02B6, 0x02BC, 0x82B9, 0x02A8, 0x82AD, 0x82A7, 0x02A2, 80 | 0x82E3, 0x02E6, 0x02EC, 0x82E9, 0x02F8, 0x82FD, 0x82F7, 0x02F2, 81 | 0x02D0, 0x82D5, 0x82DF, 0x02DA, 0x82CB, 0x02CE, 0x02C4, 0x82C1, 82 | 0x8243, 0x0246, 0x024C, 0x8249, 0x0258, 0x825D, 0x8257, 0x0252, 83 | 0x0270, 0x8275, 0x827F, 0x027A, 0x826B, 0x026E, 0x0264, 0x8261, 84 | 0x0220, 0x8225, 0x822F, 0x022A, 0x823B, 0x023E, 0x0234, 0x8231, 85 | 0x8213, 0x0216, 0x021C, 0x8219, 0x0208, 0x820D, 0x8207, 0x0202, 86 | 87 | }; 88 | } 89 | -------------------------------------------------------------------------------- /.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 7 | 8 | 9 |
10 | 11 | 12 | 13 | xmlns:android 14 | 15 | ^$ 16 | 17 | 18 | 19 |
20 |
21 | 22 | 23 | 24 | xmlns:.* 25 | 26 | ^$ 27 | 28 | 29 | BY_NAME 30 | 31 |
32 |
33 | 34 | 35 | 36 | .*:id 37 | 38 | http://schemas.android.com/apk/res/android 39 | 40 | 41 | 42 |
43 |
44 | 45 | 46 | 47 | .*:name 48 | 49 | http://schemas.android.com/apk/res/android 50 | 51 | 52 | 53 |
54 |
55 | 56 | 57 | 58 | name 59 | 60 | ^$ 61 | 62 | 63 | 64 |
65 |
66 | 67 | 68 | 69 | style 70 | 71 | ^$ 72 | 73 | 74 | 75 |
76 |
77 | 78 | 79 | 80 | .* 81 | 82 | ^$ 83 | 84 | 85 | BY_NAME 86 | 87 |
88 |
89 | 90 | 91 | 92 | .* 93 | 94 | http://schemas.android.com/apk/res/android 95 | 96 | 97 | ANDROID_ATTRIBUTE_ORDER 98 | 99 |
100 |
101 | 102 | 103 | 104 | .* 105 | 106 | .* 107 | 108 | 109 | BY_NAME 110 | 111 |
112 | 113 | 114 | 115 | 116 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Attempt to set APP_HOME 10 | # Resolve links: $0 may be a link 11 | PRG="$0" 12 | # Need this for relative symlinks. 13 | while [ -h "$PRG" ] ; do 14 | ls=`ls -ld "$PRG"` 15 | link=`expr "$ls" : '.*-> \(.*\)$'` 16 | if expr "$link" : '/.*' > /dev/null; then 17 | PRG="$link" 18 | else 19 | PRG=`dirname "$PRG"`"/$link" 20 | fi 21 | done 22 | SAVED="`pwd`" 23 | cd "`dirname \"$PRG\"`/" >/dev/null 24 | APP_HOME="`pwd -P`" 25 | cd "$SAVED" >/dev/null 26 | 27 | APP_NAME="Gradle" 28 | APP_BASE_NAME=`basename "$0"` 29 | 30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 31 | DEFAULT_JVM_OPTS="" 32 | 33 | # Use the maximum available, or set MAX_FD != -1 to use that value. 34 | MAX_FD="maximum" 35 | 36 | warn () { 37 | echo "$*" 38 | } 39 | 40 | die () { 41 | echo 42 | echo "$*" 43 | echo 44 | exit 1 45 | } 46 | 47 | # OS specific support (must be 'true' or 'false'). 48 | cygwin=false 49 | msys=false 50 | darwin=false 51 | nonstop=false 52 | case "`uname`" in 53 | CYGWIN* ) 54 | cygwin=true 55 | ;; 56 | Darwin* ) 57 | darwin=true 58 | ;; 59 | MINGW* ) 60 | msys=true 61 | ;; 62 | NONSTOP* ) 63 | nonstop=true 64 | ;; 65 | esac 66 | 67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 68 | 69 | # Determine the Java command to use to start the JVM. 70 | if [ -n "$JAVA_HOME" ] ; then 71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 72 | # IBM's JDK on AIX uses strange locations for the executables 73 | JAVACMD="$JAVA_HOME/jre/sh/java" 74 | else 75 | JAVACMD="$JAVA_HOME/bin/java" 76 | fi 77 | if [ ! -x "$JAVACMD" ] ; then 78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 79 | 80 | Please set the JAVA_HOME variable in your environment to match the 81 | location of your Java installation." 82 | fi 83 | else 84 | JAVACMD="java" 85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 86 | 87 | Please set the JAVA_HOME variable in your environment to match the 88 | location of your Java installation." 89 | fi 90 | 91 | # Increase the maximum file descriptors if we can. 92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 93 | MAX_FD_LIMIT=`ulimit -H -n` 94 | if [ $? -eq 0 ] ; then 95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 96 | MAX_FD="$MAX_FD_LIMIT" 97 | fi 98 | ulimit -n $MAX_FD 99 | if [ $? -ne 0 ] ; then 100 | warn "Could not set maximum file descriptor limit: $MAX_FD" 101 | fi 102 | else 103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 104 | fi 105 | fi 106 | 107 | # For Darwin, add options to specify how the application appears in the dock 108 | if $darwin; then 109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 110 | fi 111 | 112 | # For Cygwin, switch paths to Windows format before running java 113 | if $cygwin ; then 114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 116 | JAVACMD=`cygpath --unix "$JAVACMD"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Escape application args 158 | save () { 159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 160 | echo " " 161 | } 162 | APP_ARGS=$(save "$@") 163 | 164 | # Collect all arguments for the java command, following the shell quoting and substitution rules 165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 166 | 167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong 168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then 169 | cd "$(dirname "$0")" 170 | fi 171 | 172 | exec "$JAVACMD" "$@" 173 | -------------------------------------------------------------------------------- /app/src/main/java/cn/seeyou/serialport/comm/handler/ProtocolHandler.java: -------------------------------------------------------------------------------- 1 | package cn.seeyou.serialport.comm.handler; 2 | 3 | import android.content.Context; 4 | 5 | import com.seeyou.comm.framework.commframe.ICMDHandler; 6 | import com.seeyou.comm.framework.commframe.IProtocolHandler; 7 | import com.seeyou.comm.framework.commframe.KAChecker; 8 | import com.seeyou.comm.framework.utils.ICrcTools; 9 | 10 | import cn.seeyou.serialport.comm.agreement.ProtocolDefine; 11 | 12 | /** 13 | * Create by seeyou 14 | */ 15 | public class ProtocolHandler implements IProtocolHandler { 16 | private static final String TAG = "ProtocolHandler"; 17 | private ICrcTools crcCreater; 18 | 19 | private ICMDHandler mCmdManager = null; 20 | private KAChecker mKAChecker = null; 21 | private Context context; 22 | 23 | public ProtocolHandler(ICMDHandler manager, ICrcTools crcTools) { 24 | mCmdManager = manager; 25 | crcCreater = crcTools; 26 | } 27 | public ProtocolHandler(Context context, ICrcTools crcTools) { 28 | crcCreater = crcTools; 29 | this.context = context; 30 | } 31 | public boolean checkHead(byte[] src, int pkglen){ 32 | int head = byteToInt(src[0]); 33 | return head == byteToInt(ProtocolDefine.FRAME.FRAME_MC_HEAD); 34 | } 35 | 36 | public boolean checkTail(byte[] src, int pkglen){ 37 | int length = (int)getShort(byteToInt(src[1]), byteToInt(src[2])); 38 | int tail = byteToInt(src[length-1]); 39 | return tail == byteToInt(ProtocolDefine.FRAME.FRAME_MC_TAIL); 40 | } 41 | 42 | public boolean checkLength(byte[] src){ 43 | int length = (int)getShort(byteToInt(src[1]), byteToInt(src[2])); 44 | return length >=12 && length <= 1036; 45 | } 46 | 47 | 48 | public void parseCmdPkg(byte[] src, int pkglen){ 49 | int cmdPkgLen = pkglen- ProtocolDefine.FRAME.FRAME_NOTUSE_LENTH ;//减去（头+lenth+lenth取非+Crc+tail）长度 得到从src开始到data结束 50 | byte cmdPkg[] = new byte[cmdPkgLen]; 51 | byte pkgId = src[ProtocolDefine.FRAME.FRAME_MC_PKGID_INDEX]; 52 | System.arraycopy(src, 53 | ProtocolDefine.FRAME.FRAME_MC_SRCADDR_INDEX, 54 | cmdPkg, 55 | 0, 56 | cmdPkgLen); 57 | mCmdManager.handle(cmdPkg, pkgId); 58 | } 59 | 60 | public boolean checkFrameCrc(byte[] pkgData, int crcFramelen){ 61 | int sumCrc = crcCreater.handle(pkgData, crcFramelen) & 0xffff; 62 | 63 | int crc = (pkgData[(crcFramelen+1) % ProtocolDefine.FRAME.FRAME_MC_lENGTH]&0xFF) 64 | | ((pkgData[crcFramelen % ProtocolDefine.FRAME.FRAME_MC_lENGTH] << 8 )&0xFF00); 65 | return sumCrc == crc; 66 | } 67 | 68 | public boolean checkFrameTail(byte[] src, int startIndex, int pkglen){ 69 | int tailIndex = (startIndex + pkglen-1) % ProtocolDefine.FRAME.FRAME_MC_lENGTH; 70 | return src[tailIndex] == ProtocolDefine.FRAME.FRAME_MC_TAIL; 71 | } 72 | 73 | public boolean checkCommFrameHead(byte[] src, int startIndex){ 74 | int headIndex = (startIndex + ProtocolDefine.FRAME.FRAME_MC_HEAD_INDEX) % ProtocolDefine.FRAME.FRAME_MC_lENGTH; 75 | // boolean ret; 76 | // ret = (src[headIndex] == ProtocolDefine.FRAME.FRAME_MC_HEAD); 77 | // Log.e("ret:",""+ ret); 78 | return (src[headIndex] == ProtocolDefine.FRAME.FRAME_MC_HEAD); 79 | // { 80 | // return true; 81 | // } 82 | // else { 83 | // return false; 84 | // } 85 | } 86 | 87 | public boolean checkPkgLength(byte[] src, int startIndex){ 88 | int pkgLen = getPkgLength(src, startIndex); 89 | int pkgNotLen = getPkgLengthNot(src, startIndex); 90 | return (((~pkgLen)&0xffff) == ((pkgNotLen)&0xffff)); 91 | } 92 | 93 | //验证src 94 | public boolean checkFrameSourceAdd(byte[] src, int startIndex){ 95 | byte source = src[(startIndex + ProtocolDefine.FRAME.FRAME_MC_SRCADDR_INDEX)%ProtocolDefine.FRAME.FRAME_MC_lENGTH]; 96 | return ProtocolDefine.FRAME.COMMINUCATION_SRC_ADDR == source; 97 | } 98 | 99 | //验证target 100 | public boolean checkFrameTarget(byte[] src, int startIndex){ 101 | byte target = src[(startIndex + ProtocolDefine.FRAME.FRAME_MC_TAGADDR_INDEX)%ProtocolDefine.FRAME.FRAME_MC_lENGTH]; 102 | if(target == ProtocolDefine.FRAME.COMMINUCATION_BROADCAST_ADDR){ 103 | return true; 104 | } else { 105 | return ProtocolDefine.FRAME.COMMINUCAITON_TAR_ADDR == target; 106 | } 107 | } 108 | 109 | //获取pkg 110 | public int getPkgLength(byte[] src, int startIndex){ 111 | byte lenH = src[(startIndex+ProtocolDefine.FRAME.FRAME_MC_LEN_H_INDEX)%ProtocolDefine.FRAME.FRAME_MC_lENGTH]; 112 | byte lenL = src[(startIndex+ProtocolDefine.FRAME.FRAME_MC_LEN_L_INDEX)%ProtocolDefine.FRAME.FRAME_MC_lENGTH]; 113 | 114 | int length = ((lenL & 0xFF) 115 | | ((lenH<<8) & 0xFF00)); 116 | return length; 117 | } 118 | 119 | //获取LengthNot域 120 | public int getPkgLengthNot(byte[] src, int startIndex){ 121 | byte lenH = src[(startIndex+ProtocolDefine.FRAME.FRAME_MC_NOTLEN_H_INDEX)%ProtocolDefine.FRAME.FRAME_MC_lENGTH]; 122 | byte lenL = src[(startIndex+ProtocolDefine.FRAME.FRAME_MC_NOTLEN_L_INDEX)%ProtocolDefine.FRAME.FRAME_MC_lENGTH]; 123 | int length = ((lenL & 0xFF) 124 | | ((lenH<<8) & 0xFF00)); 125 | return length; 126 | } 127 | 128 | //获取包最小长度 129 | public int getMinFrameLength() { 130 | return ProtocolDefine.FRAME.MIN_PACKAGE_LENGTH; 131 | } 132 | //获取最大包长度 133 | public int getMaxFrameLength(){ 134 | return ProtocolDefine.FRAME.MAX_PACKAGE_LENGTH; 135 | } 136 | 137 | private static int byteToInt(byte b) { 138 | //Java 总是把 byte 当做有符处理；我们可以通过将其和 0xFF 进行二进制与得到它的无符值 139 | return b & 0xFF; 140 | } 141 | 142 | private static short getShort(byte byte1,byte byte2) { 143 | short sho= (short)(byte2 | (((short)byte1) << 8)); 144 | return sho; 145 | } 146 | 147 | private static short getShort(int byte1,int byte2) { 148 | short sho= (short)(byte2 | (((short)byte1) << 8)); 149 | return sho; 150 | } 151 | 152 | } 153 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/utils/ConvertTypeUtils.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.utils; 2 | 3 | /** 4 | * Create by seeyou 5 | * seeyou1052@foxmail.com 6 | */ 7 | public class ConvertTypeUtils { 8 | 9 | /** 10 | * 将int数值转换为占四个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 11 | * @param value 12 | * 要转换的int值 13 | * @return byte数组 14 | */ 15 | public static byte[] intToBytesLitter(int value) { 16 | byte[] byte_src = new byte[4]; 17 | byte_src[3] = (byte) ((value & 0xFF000000)>>24); 18 | byte_src[2] = (byte) ((value & 0x00FF0000)>>16); 19 | byte_src[1] = (byte) ((value & 0x0000FF00)>>8); 20 | byte_src[0] = (byte) ((value & 0x000000FF)); 21 | return byte_src; 22 | } 23 | 24 | /** 25 | * 将int数值转换为占四个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 26 | * @param value 27 | * 要转换的int值 28 | * @return byte数组 29 | */ 30 | public static byte[] intToBytesLitters(int value,byte[] bytes,int offset) { 31 | bytes[3+offset] = (byte) ((value & 0xFF000000)>>24); 32 | bytes[2+offset] = (byte) ((value & 0x00FF0000)>>16); 33 | bytes[1+offset] = (byte) ((value & 0x0000FF00)>>8); 34 | bytes[0+offset] = (byte) ((value & 0x000000FF)); 35 | return bytes; 36 | } 37 | 38 | 39 | /** 40 | * 将int数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 41 | * @param value 42 | * 要转换的int值 43 | * @return byte数组 44 | */ 45 | public static byte[] intToBytesBigs(int value,byte[] bytes,int offset) { 46 | bytes[3+offset] = (byte) ((value & 0xFF000000)>>24); 47 | bytes[2+offset] = (byte) ((value & 0x00FF0000)>>16); 48 | bytes[1+offset] = (byte) ((value & 0x0000FF00)>>8); 49 | bytes[0+offset] = (byte) ((value & 0x000000FF)); 50 | return bytes; 51 | } 52 | 53 | /** 54 | * 将int数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 55 | * @param value 56 | * 要转换的int值 57 | * @return byte数组 58 | */ 59 | public static byte[] intToBytesBig(int value) { 60 | byte[] byte_src = new byte[4]; 61 | byte_src[0] = (byte) ((value & 0xFF000000)>>24); 62 | byte_src[1] = (byte) ((value & 0x00FF0000)>>16); 63 | byte_src[2] = (byte) ((value & 0x0000FF00)>>8); 64 | byte_src[3] = (byte) ((value & 0x000000FF)); 65 | return byte_src; 66 | } 67 | 68 | /** 69 | * 将int数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 70 | * @param value 71 | * 要转换的int值 72 | * @return byte数组 73 | */ 74 | public static byte[] intToBytesBig(int value,byte[] bytes, int offset) { 75 | bytes[offset+0] = (byte) ((value & 0xFF000000)>>24); 76 | bytes[offset+1] = (byte) ((value & 0x00FF0000)>>16); 77 | bytes[offset+2] = (byte) ((value & 0x0000FF00)>>8); 78 | bytes[offset+3] = (byte) ((value & 0x000000FF)); 79 | return bytes; 80 | } 81 | 82 | /** 83 | * byte数组中取int数值，本方法适用于(低位在前，高位在后)的顺序。 84 | * 85 | * @param ary 86 | * byte数组 87 | * @param offset 88 | * 从数组的第offset位开始 89 | * @return int数值 90 | */ 91 | public static int bytesToIntLitter(byte[] ary, int offset) { 92 | int value; 93 | value = (int) ((ary[offset]&0xFF) 94 | | ((ary[offset+1]<<8) & 0xFF00) 95 | | ((ary[offset+2]<<16)& 0xFF0000) 96 | | ((ary[offset+3]<<24) & 0xFF000000)); 97 | return value; 98 | } 99 | 100 | /** 101 | * byte数组中取int数值，本方法适用于(高位在前，低位在后)的顺序。 102 | * 103 | * @param ary 104 | * byte数组 105 | * @param offset 106 | * 从数组的第offset位开始 107 | * @return int数值 108 | */ 109 | public static int bytesToIntBig(byte[] ary, int offset){ 110 | int value; 111 | value = (int) ((ary[offset+3]&0xFF) 112 | | ((ary[offset+2]<<8) & 0xFF00) 113 | | ((ary[offset+1]<<16)& 0xFF0000) 114 | | ((ary[offset+0]<<24) & 0xFF000000)); 115 | return value; 116 | } 117 | 118 | /** 119 | * @param ary 120 | * @param offset 121 | * @return 122 | */ 123 | public static int bytesToIntBigPluse(byte[] ary, int offset) { 124 | int value; 125 | value = (int) ((ary[offset+2]&0xFF) 126 | | ((ary[offset+3]<<8) & 0xFF00) 127 | | ((ary[offset+0]<<16)& 0xFF0000) 128 | | ((ary[offset+1]<<24) & 0xFF000000)); 129 | return value; 130 | } 131 | 132 | /** 133 | * @param ary 134 | * @param offset 135 | * @return 4个字节数组转long型 136 | */ 137 | public static long bytesToLongLitter(byte[] ary, int offset) { 138 | long value; 139 | value = (long) ((ary[offset]&0x0FF) 140 | | ((ary[offset+1]<<8) & 0x0FF00) 141 | | ((ary[offset+2]<<16)& 0x0FF0000) 142 | | ((ary[offset+3]<<24) & 0x0FF000000)); 143 | return value; 144 | } 145 | 146 | /** 147 | * @param ary 148 | * @param offset 149 | * @return 4个字节数组转long型 150 | */ 151 | public static long bytesToLongBit(byte[] ary, int offset) { 152 | long value ; 153 | value = (long) ((ary[offset+3]&0x0FF) 154 | | ((ary[offset+2]<<8) & 0x0FF00) 155 | | ((ary[offset+1]<<16)& 0x0FF0000) 156 | | ((ary[offset+0]<<24) & 0x0FF000000)); 157 | return value; 158 | } 159 | 160 | 161 | /** 162 | * @param 163 | * @return int 164 | */ 165 | public static int byteArrayToInt(byte[] b) { 166 | byte[] a = new byte[4]; 167 | int i = a.length - 1,j = b.length - 1; 168 | for (; i >= 0 ; i--,j--) {//从b的尾部(即int值的低位)开始copy数据 169 | if(j >= 0) 170 | a[i] = b[j]; 171 | else 172 | a[i] = 0;//如果b.length不足4,则将高位补0 173 | } 174 | int v0 = (a[0] & 0xff) << 24;//&0xff将byte值无差异转成int,避免Java自动类型提升后,会保留高位的符号位 175 | int v1 = (a[1] & 0xff) << 16; 176 | int v2 = (a[2] & 0xff) << 8; 177 | int v3 = (a[3] & 0xff) ; 178 | return v0 + v1 + v2 + v3; 179 | } 180 | 181 | 182 | /** 183 | * @param ary 184 | * @param offset 185 | * @return byte数组转long类型 186 | */ 187 | public static int bytesToIntLowerbyte(byte[] ary, int offset) { 188 | int value = 0; 189 | int s1 = ary[1+offset] & 0x0ff;// 最低位 190 | int s3 = ary[3+offset] & 0x0ff; 191 | int s5 = ary[5+offset] & 0x0ff;// 最低位 192 | int s7 = ary[7+offset] & 0x0ff; 193 | 194 | // s7不变 195 | s5 <<= 8 * 1; 196 | s3 <<= 8 * 2; 197 | s1 <<= 8 * 3; 198 | value = (s1 | s3 | s5 | s7) ; 199 | return value; 200 | } 201 | 202 | /** 203 | * 将short数值转换为占2个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 204 | * @param value 要转换的short值 205 | * @return byte数组 206 | */ 207 | public static byte[] shortToBytes(short value) { 208 | byte[] byte_src = new byte[2]; 209 | byte_src[1] = (byte) ((value & 0xFF00)>>8); 210 | byte_src[0] = (byte) ((value & 0x00FF)); 211 | return byte_src; 212 | } 213 | 214 | /** 215 | * 将short数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 216 | * @param value 要转换的short值 217 | * @return byte数组 218 | */ 219 | public static byte[] shortToBytesBig(short value) { 220 | byte[] byte_src = new byte[2]; 221 | byte_src[0] = (byte) ((value & 0xFF00)>>8); 222 | byte_src[1] = (byte) ((value & 0x00FF)); 223 | return byte_src; 224 | } 225 | 226 | /** 227 | * 将short数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 228 | * @param value 要转换的short值 229 | * @return byte数组 230 | */ 231 | public static byte[] shortToBytesBig(short value,byte[] bytes,int offset) { 232 | bytes[offset] = (byte) ((value & 0xFF00)>>8); 233 | bytes[offset+1] = (byte) ((value & 0x00FF)); 234 | return bytes; 235 | } 236 | 237 | /** 238 | * 将short数值转换为占四个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 239 | * @param value 要转换的short值 240 | * @return byte数组 241 | */ 242 | public static byte[] shortToBytesLiter(short value,byte[] bytes,int offset) { 243 | bytes[offset] = (byte) ((value & 0x00FF)); 244 | bytes[offset+1] = (byte) ((value & 0xFF00)>>8); 245 | return bytes; 246 | } 247 | 248 | /** 249 | * byte数组中取int数值，本方法适用于(低位在前，高位在后)的顺序。 250 | * 小端 251 | * @param ary 252 | * byte数组 253 | * @param offset 254 | * 从数组的第offset位开始 255 | * @return int数值 256 | */ 257 | public static short bytesToShortLiterEnd(byte[] ary, int offset) { 258 | short value; 259 | value = (short) ((ary[offset]&0xFF) 260 | | ((ary[offset+1]<<8) & 0xFF00)); 261 | return value; 262 | } 263 | 264 | /** 265 | * byte数组中取int数值，本方法适用于(低位在前，高位在后)的顺序。 266 | * 小端 267 | * @param ary 268 | * byte数组 269 | * @param offset 270 | * 从数组的第offset位开始 271 | * @return int数值 272 | */ 273 | public static int doubleBytesToIntLiterEnd(byte[] ary, int offset) { 274 | int value; 275 | value = (int) ((ary[offset]&0xFF) 276 | | ((ary[offset+1]<<8) & 0xFF00) 277 | | 0x00000000 ); 278 | return value; 279 | } 280 | 281 | /** 282 | * byte字节型转换为int型 283 | * 小端 284 | * @param ary 285 | * byte 286 | * @return int数值 287 | */ 288 | public static int byteToInt(byte ary) { 289 | int value; 290 | value = (int) ( (ary & 0xFF) 291 | | 0x00000000 ); 292 | return value; 293 | } 294 | 295 | /** 296 | * byte数组中取int数值，本方法适用于(高位在前，低位在后)的顺序。 297 | * 大端 298 | * @param ary 299 | * byte数组 300 | * @param offset 301 | * 从数组的第offset位开始 302 | * @return int数值 303 | */ 304 | public static int bytesToShortBigEnd(byte[] ary, int offset) { 305 | int value; 306 | value = (short) ((ary[offset+1]&0x0FF) 307 | | ((ary[offset]<<8) & 0x0FF00)); 308 | return value; 309 | } 310 | 311 | public static byte[] subBytes(byte[] src, int begin, int count) { 312 | byte[] bs = new byte[count]; 313 | for (int i = begin; i < begin+count; i++) bs[i-begin] = src[i]; 314 | return bs; 315 | } 316 | 317 | /** 318 | * @param b byte字节数 319 | * @explain 把byte转为字符串的bit 320 | */ 321 | public static String byteToBit(byte b) { 322 | return "" 323 | + (byte) ((b >> 7) & 0x1) + (byte) ((b >> 6) & 0x1) 324 | + (byte) ((b >> 5) & 0x1) + (byte) ((b >> 4) & 0x1) 325 | + (byte) ((b >> 3) & 0x1) + (byte) ((b >> 2) & 0x1) 326 | + (byte) ((b >> 1) & 0x1) + (byte) ((b >> 0) & 0x1); 327 | } 328 | 329 | /** 330 | * @param data 331 | * @return 返回无符号byte型数据 332 | */ 333 | public static byte getUnsignedByteFromInt (int data) { 334 | String strData = Integer.toHexString(data); 335 | byte bytedata = Integer.valueOf(strData, 16).byteValue(); 336 | return bytedata; 337 | } 338 | 339 | /** 340 | * @param data 341 | * @return 返回无符号short型数据 342 | */ 343 | public static short getUnsignedShortByteInt(int data) { 344 | String strData = Integer.toHexString(data); 345 | short shortData = Integer.valueOf(strData, 16).shortValue(); 346 | return shortData; 347 | } 348 | 349 | /** 350 | * @param data 351 | * @return //将data字节型数据转换为0~255 (0xFF 即BYTE)。 352 | */ 353 | public static int getUnsignedByteFromByte (byte data) { 354 | return data&0x0FF; 355 | } 356 | 357 | /** 358 | * @param data 359 | * @return //将data字节型数据转换为0~65535 (0xFFFF 即 WORD)。 360 | */ 361 | public static int getUnsignedShort (short data) { 362 | return (data&0x0FFFF); 363 | } 364 | 365 | /** 366 | * @param data 367 | * @return 将int数据转换为0~4294967295 (0xFFFFFFFF即DWORD)。 368 | */ 369 | public static long getUnsignedInteger (int data) { 370 | return (data&0x0FFFFFFFFl); 371 | } 372 | 373 | } -------------------------------------------------------------------------------- /commlibrary/src/main/java/com/seeyou/comm/framework/utils/ByteConverter.java: -------------------------------------------------------------------------------- 1 | package com.seeyou.comm.framework.utils; 2 | 3 | /** 4 | * Created by seeyou 5 | */ 6 | 7 | public class ByteConverter { 8 | /** 9 | * 将int数值转换为占四个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 10 | * 11 | * @param value 要转换的int值 12 | * @return byte数组 13 | */ 14 | public static byte[] intToBytesLitter(int value) { 15 | byte[] byte_src = new byte[4]; 16 | byte_src[3] = (byte) ((value & 0xFF000000) >> 24); 17 | byte_src[2] = (byte) ((value & 0x00FF0000) >> 16); 18 | byte_src[1] = (byte) ((value & 0x0000FF00) >> 8); 19 | byte_src[0] = (byte) ((value & 0x000000FF)); 20 | return byte_src; 21 | } 22 | 23 | /** 24 | * 将int数值转换为占四个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 25 | * 26 | * @param value 要转换的int值 27 | * @return byte数组 28 | */ 29 | public static byte[] intToBytesLitters(int value, byte[] bytes, int offset) { 30 | bytes[3 + offset] = (byte) ((value & 0xFF000000) >> 24); 31 | bytes[2 + offset] = (byte) ((value & 0x00FF0000) >> 16); 32 | bytes[1 + offset] = (byte) ((value & 0x0000FF00) >> 8); 33 | bytes[0 + offset] = (byte) ((value & 0x000000FF)); 34 | return bytes; 35 | } 36 | 37 | 38 | /** 39 | * 将int数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 40 | * 41 | * @param value 要转换的int值 42 | * @return byte数组 43 | */ 44 | public static byte[] intToBytesBigs(int value, byte[] bytes, int offset) { 45 | bytes[3 + offset] = (byte) ((value & 0xFF000000) >> 24); 46 | bytes[2 + offset] = (byte) ((value & 0x00FF0000) >> 16); 47 | bytes[1 + offset] = (byte) ((value & 0x0000FF00) >> 8); 48 | bytes[0 + offset] = (byte) ((value & 0x000000FF)); 49 | return bytes; 50 | } 51 | 52 | /** 53 | * 将int数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 54 | * 55 | * @param value 要转换的int值 56 | * @return byte数组 57 | */ 58 | public static byte[] intToBytesBig(int value) { 59 | byte[] byte_src = new byte[4]; 60 | byte_src[0] = (byte) ((value & 0xFF000000) >> 24); 61 | byte_src[1] = (byte) ((value & 0x00FF0000) >> 16); 62 | byte_src[2] = (byte) ((value & 0x0000FF00) >> 8); 63 | byte_src[3] = (byte) ((value & 0x000000FF)); 64 | return byte_src; 65 | } 66 | 67 | /** 68 | * 将int数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 69 | * 70 | * @param value 要转换的int值 71 | * @return byte数组 72 | */ 73 | public static byte[] intToBytesBig(int value, byte[] bytes, int offset) { 74 | bytes[offset + 0] = (byte) ((value & 0xFF000000) >> 24); 75 | bytes[offset + 1] = (byte) ((value & 0x00FF0000) >> 16); 76 | bytes[offset + 2] = (byte) ((value & 0x0000FF00) >> 8); 77 | bytes[offset + 3] = (byte) ((value & 0x000000FF)); 78 | return bytes; 79 | } 80 | 81 | /** 82 | * byte数组中取int数值，本方法适用于(低位在前，高位在后)的顺序。 83 | * 84 | * @param ary byte数组 85 | * @param offset 从数组的第offset位开始 86 | * @return int数值 87 | */ 88 | public static int bytesToIntLitter(byte[] ary, int offset) { 89 | int value; 90 | value = (int) ((ary[offset] & 0xFF) 91 | | ((ary[offset + 1] << 8) & 0xFF00) 92 | | ((ary[offset + 2] << 16) & 0xFF0000) 93 | | ((ary[offset + 3] << 24) & 0xFF000000)); 94 | return value; 95 | } 96 | 97 | /** 98 | * byte数组中取int数值，本方法适用于(高位在前，低位在后)的顺序。 99 | * 100 | * @param ary byte数组 101 | * @param offset 从数组的第offset位开始 102 | * @return int数值 103 | */ 104 | public static int bytesToIntBig(byte[] ary, int offset) { 105 | int value; 106 | value = (int) ((ary[offset + 3] & 0xFF) 107 | | ((ary[offset + 2] << 8) & 0xFF00) 108 | | ((ary[offset + 1] << 16) & 0xFF0000) 109 | | ((ary[offset + 0] << 24) & 0xFF000000)); 110 | return value; 111 | } 112 | 113 | /** 114 | * @param ary 115 | * @param offset 116 | * @return 117 | */ 118 | public static int bytesToIntBigPluse(byte[] ary, int offset) { 119 | int value; 120 | value = (int) ((ary[offset + 2] & 0xFF) 121 | | ((ary[offset + 3] << 8) & 0xFF00) 122 | | ((ary[offset + 0] << 16) & 0xFF0000) 123 | | ((ary[offset + 1] << 24) & 0xFF000000)); 124 | return value; 125 | } 126 | 127 | /** 128 | * @param ary 129 | * @param offset 130 | * @return 4个字节数组转long型 131 | */ 132 | public static long bytesToLongLitter(byte[] ary, int offset) { 133 | long value; 134 | value = (long) ((ary[offset] & 0x0FF) 135 | | ((ary[offset + 1] << 8) & 0x0FF00) 136 | | ((ary[offset + 2] << 16) & 0x0FF0000) 137 | | ((ary[offset + 3] << 24) & 0x0FF000000)); 138 | return value; 139 | } 140 | 141 | /** 142 | * @param ary 143 | * @param offset 144 | * @return 4个字节数组转long型 145 | */ 146 | public static long bytesToLongBit(byte[] ary, int offset) { 147 | long value; 148 | value = (long) ((ary[offset + 3] & 0x0FF) 149 | | ((ary[offset + 2] << 8) & 0x0FF00) 150 | | ((ary[offset + 1] << 16) & 0x0FF0000) 151 | | ((ary[offset + 0] << 24) & 0x0FF000000)); 152 | return value; 153 | } 154 | 155 | 156 | /** 157 | * @param b 158 | * @return int 159 | */ 160 | public static int byteArrayToInt(byte[] b) { 161 | byte[] a = new byte[4]; 162 | int i = a.length - 1, j = b.length - 1; 163 | for (; i >= 0; i--, j--) {//从b的尾部(即int值的低位)开始copy数据 164 | if (j >= 0) 165 | a[i] = b[j]; 166 | else 167 | a[i] = 0;//如果b.length不足4,则将高位补0 168 | } 169 | int v0 = (a[0] & 0xff) << 24;//&0xff将byte值无差异转成int,避免Java自动类型提升后,会保留高位的符号位 170 | int v1 = (a[1] & 0xff) << 16; 171 | int v2 = (a[2] & 0xff) << 8; 172 | int v3 = (a[3] & 0xff); 173 | return v0 + v1 + v2 + v3; 174 | } 175 | 176 | 177 | /** 178 | * @param ary 179 | * @param offset 180 | * @return byte数组转long类型 181 | */ 182 | public static int bytesToIntLowerbyte(byte[] ary, int offset) { 183 | int value = 0; 184 | int s1 = ary[1 + offset] & 0x0ff;// 最低位 185 | int s3 = ary[3 + offset] & 0x0ff; 186 | int s5 = ary[5 + offset] & 0x0ff;// 最低位 187 | int s7 = ary[7 + offset] & 0x0ff; 188 | 189 | // s7不变 190 | s5 <<= 8 * 1; 191 | s3 <<= 8 * 2; 192 | s1 <<= 8 * 3; 193 | value = (s1 | s3 | s5 | s7); 194 | return value; 195 | } 196 | 197 | /** 198 | * 将short数值转换为占2个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 199 | * 200 | * @param value 要转换的short值 201 | * @return byte数组 202 | */ 203 | public static byte[] shortToBytes(short value) { 204 | byte[] byte_src = new byte[2]; 205 | byte_src[1] = (byte) ((value & 0xFF00) >> 8); 206 | byte_src[0] = (byte) ((value & 0x00FF)); 207 | return byte_src; 208 | } 209 | 210 | /** 211 | * 将short数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 212 | * 213 | * @param value 要转换的short值 214 | * @return byte数组 215 | */ 216 | public static byte[] shortToBytesBig(short value) { 217 | byte[] byte_src = new byte[2]; 218 | byte_src[0] = (byte) ((value & 0xFF00) >> 8); 219 | byte_src[1] = (byte) ((value & 0x00FF)); 220 | return byte_src; 221 | } 222 | 223 | /** 224 | * 将short数值转换为占四个字节的byte数组，本方法适用于(高位在前，低位在后)的顺序。 225 | * 226 | * @param value 要转换的short值 227 | * @return byte数组 228 | */ 229 | public static byte[] shortToBytesBig(short value, byte[] bytes, int offset) { 230 | bytes[offset] = (byte) ((value & 0xFF00) >> 8); 231 | bytes[offset + 1] = (byte) ((value & 0x00FF)); 232 | return bytes; 233 | } 234 | 235 | /** 236 | * 将short数值转换为占四个字节的byte数组，本方法适用于(低位在前，高位在后)的顺序。 237 | * 238 | * @param value 要转换的short值 239 | * @return byte数组 240 | */ 241 | public static byte[] shortToBytesLiter(short value, byte[] bytes, int offset) { 242 | bytes[offset] = (byte) ((value & 0x00FF)); 243 | bytes[offset + 1] = (byte) ((value & 0xFF00) >> 8); 244 | return bytes; 245 | } 246 | 247 | /** 248 | * byte数组中取int数值，本方法适用于(低位在前，高位在后)的顺序。 249 | * 小端 250 | * 251 | * @param ary byte数组 252 | * @param offset 从数组的第offset位开始 253 | * @return int数值 254 | */ 255 | public static short bytesToShortLiterEnd(byte[] ary, int offset) { 256 | short value; 257 | value = (short) ((ary[offset] & 0xFF) 258 | | ((ary[offset + 1] << 8) & 0xFF00)); 259 | return value; 260 | } 261 | 262 | /** 263 | * byte数组中取int数值，本方法适用于(低位在前，高位在后)的顺序。 264 | * 小端 265 | * 266 | * @param ary byte数组 267 | * @param offset 从数组的第offset位开始 268 | * @return int数值 269 | */ 270 | public static int doubleBytesToIntLiterEnd(byte[] ary, int offset) { 271 | int value; 272 | value = (int) ((ary[offset] & 0xFF) 273 | | ((ary[offset + 1] << 8) & 0xFF00) 274 | | 0x00000000); 275 | return value; 276 | } 277 | 278 | /** 279 | * byte字节型转换为int型 280 | * 小端 281 | * 282 | * @param ary byte 283 | * @return int数值 284 | */ 285 | public static int byteToInt(byte ary) { 286 | int value; 287 | value = (int) ((ary & 0xFF) 288 | | 0x00000000); 289 | return value; 290 | } 291 | 292 | /** 293 | * byte数组中取int数值，本方法适用于(高位在前，低位在后)的顺序。 294 | * 大端 295 | * 296 | * @param ary byte数组 297 | * @param offset 从数组的第offset位开始 298 | * @return int数值 299 | */ 300 | public static int bytesToShortBigEnd(byte[] ary, int offset) { 301 | int value; 302 | value = (short) ((ary[offset + 1] & 0x0FF) 303 | | ((ary[offset] << 8) & 0x0FF00)); 304 | return value; 305 | } 306 | 307 | public static byte[] subBytes(byte[] src, int begin, int count) { 308 | byte[] bs = new byte[count]; 309 | for (int i = begin; i < begin + count; i++) bs[i - begin] = src[i]; 310 | return bs; 311 | } 312 | 313 | /** 314 | * @param b byte字节数 315 | * @explain 把byte转为字符串的bit 316 | */ 317 | public static String byteToBit(byte b) { 318 | return "" 319 | + (byte) ((b >> 7) & 0x1) + (byte) ((b >> 6) & 0x1) 320 | + (byte) ((b >> 5) & 0x1) + (byte) ((b >> 4) & 0x1) 321 | + (byte) ((b >> 3) & 0x1) + (byte) ((b >> 2) & 0x1) 322 | + (byte) ((b >> 1) & 0x1) + (byte) ((b >> 0) & 0x1); 323 | } 324 | 325 | /** 326 | * @param data 327 | * @return 返回无符号byte型数据 328 | */ 329 | public static byte getUnsignedByteFromInt(int data) { 330 | String strData = Integer.toHexString(data); 331 | byte bytedata = Integer.valueOf(strData, 16).byteValue(); 332 | return bytedata; 333 | } 334 | 335 | /** 336 | * @param data 337 | * @return 返回无符号short型数据 338 | */ 339 | public static short getUnsignedShortByteInt(int data) { 340 | String strData = Integer.toHexString(data); 341 | short shortData = Integer.valueOf(strData, 16).shortValue(); 342 | return shortData; 343 | } 344 | 345 | /** 346 | * @param data 347 | * @return //将data字节型数据转换为0~255 (0xFF 即BYTE)。 348 | */ 349 | public static int getUnsignedByteFromByte(byte data) { 350 | return data & 0x0FF; 351 | } 352 | 353 | /** 354 | * @param data 355 | * @return //将data字节型数据转换为0~65535 (0xFFFF 即 WORD)。 356 | */ 357 | public static int getUnsignedShort(short data) { 358 | return (data & 0x0FFFF); 359 | } 360 | 361 | /** 362 | * @param data 363 | * @return 将int数据转换为0~4294967295 (0xFFFFFFFF即DWORD)。 364 | */ 365 | public static long getUnsignedInteger(int data) { 366 | return (data & 0x0FFFFFFFFl); 367 | } 368 | 369 | } 370 | --------------------------------------------------------------------------------