├── app
├── .gitignore
├── src
│ └── main
│ │ ├── res
│ │ ├── mipmap
│ │ │ ├── ic_launcher.png
│ │ │ └── ic_launcher_round.png
│ │ ├── values
│ │ │ └── strings.xml
│ │ ├── layout
│ │ │ └── activity_main.xml
│ │ └── drawable
│ │ │ └── ic_launcher_background.xml
│ │ ├── AndroidManifest.xml
│ │ └── java
│ │ └── oboard
│ │ └── randoom
│ │ ├── RandomUtils.java
│ │ └── MainActivity.java
├── build.gradle
└── proguard-rules.pro
├── settings.gradle
├── gradle
└── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
├── .gitignore
├── .idea
├── vcs.xml
├── modules.xml
├── runConfigurations.xml
├── gradle.xml
└── misc.xml
├── gradle.properties
├── gradlew.bat
└── gradlew
/app/.gitignore:
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1 | /build
2 |
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/settings.gradle:
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1 | include ':app'
2 |
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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/oboard/Randoom/master/gradle/wrapper/gradle-wrapper.jar
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/app/src/main/res/mipmap/ic_launcher.png:
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https://raw.githubusercontent.com/oboard/Randoom/master/app/src/main/res/mipmap/ic_launcher.png
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/app/src/main/res/mipmap/ic_launcher_round.png:
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https://raw.githubusercontent.com/oboard/Randoom/master/app/src/main/res/mipmap/ic_launcher_round.png
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/.gitignore:
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1 | *.iml
2 | .gradle
3 | /local.properties
4 | /.idea/workspace.xml
5 | /.idea/libraries
6 | .DS_Store
7 | /build
8 | /captures
9 | .externalNativeBuild
10 |
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/.idea/vcs.xml:
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/gradle/wrapper/gradle-wrapper.properties:
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1 | #Sat Jan 27 15:43:03 CST 2018
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-4.1-all.zip
7 |
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/.idea/modules.xml:
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/app/src/main/res/values/strings.xml:
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1 |
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3 | Randoom
4 | 最大值
5 | 最小值
6 | 输出
7 | 生成
8 | 0
9 | 10
10 | 位数
11 |
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/app/build.gradle:
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1 | apply plugin: 'com.android.application'
2 |
3 | android {
4 | compileSdkVersion 26
5 | defaultConfig {
6 | applicationId "oboard.randoom"
7 | minSdkVersion 15
8 | targetSdkVersion 26
9 | versionCode 1
10 | versionName "1.0"
11 | }
12 | buildTypes {
13 | release {
14 | minifyEnabled true
15 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
16 | }
17 | }
18 | }
19 |
20 | dependencies {
21 | implementation fileTree(dir: 'libs', include: ['*.jar'])
22 | }
23 |
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/.idea/runConfigurations.xml:
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/.idea/gradle.xml:
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/gradle.properties:
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1 | # Project-wide Gradle settings.
2 |
3 | # IDE (e.g. Android Studio) users:
4 | # Gradle settings configured through the IDE *will override*
5 | # any settings specified in this file.
6 |
7 | # For more details on how to configure your build environment visit
8 | # http://www.gradle.org/docs/current/userguide/build_environment.html
9 |
10 | # Specifies the JVM arguments used for the daemon process.
11 | # The setting is particularly useful for tweaking memory settings.
12 | org.gradle.jvmargs=-Xmx1536m
13 |
14 | # When configured, Gradle will run in incubating parallel mode.
15 | # This option should only be used with decoupled projects. More details, visit
16 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
17 | # org.gradle.parallel=true
18 |
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/app/src/main/AndroidManifest.xml:
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/app/proguard-rules.pro:
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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 |
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/app/src/main/java/oboard/randoom/RandomUtils.java:
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1 | package oboard.randoom;
2 |
3 | import java.util.Random;
4 |
5 | /**
6 | * Created by oboard on 2018/1/30.
7 | */
8 |
9 | public class RandomUtils {
10 |
11 | public static final String NUMBERS_AND_LETTERS = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
12 | public static final String NUMBERS = "0123456789";
13 | public static final String LETTERS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
14 | public static final String CAPITAL_LETTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
15 | public static final String LOWER_CASE_LETTERS = "abcdefghijklmnopqrstuvwxyz";
16 |
17 | public static String getRandom(char[] sourceChar, long length) {
18 | if (sourceChar == null || sourceChar.length == 0 || length < 0) {
19 | return null;
20 | }
21 |
22 | StringBuilder str = new StringBuilder();
23 | Random random = new Random();
24 | for (int i = 0; i < length; i++) {
25 | str.append(sourceChar[random.nextInt(sourceChar.length)]);
26 | }
27 | return str.toString();
28 | }
29 |
30 | }
31 |
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/.idea/misc.xml:
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/gradlew.bat:
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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 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
12 | set DEFAULT_JVM_OPTS=
13 |
14 | set DIRNAME=%~dp0
15 | if "%DIRNAME%" == "" set DIRNAME=.
16 | set APP_BASE_NAME=%~n0
17 | set APP_HOME=%DIRNAME%
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 Windowz variants
50 |
51 | if not "%OS%" == "Windows_NT" goto win9xME_args
52 | if "%@eval[2+2]" == "4" goto 4NT_args
53 |
54 | :win9xME_args
55 | @rem Slurp the command line arguments.
56 | set CMD_LINE_ARGS=
57 | set _SKIP=2
58 |
59 | :win9xME_args_slurp
60 | if "x%~1" == "x" goto execute
61 |
62 | set CMD_LINE_ARGS=%*
63 | goto execute
64 |
65 | :4NT_args
66 | @rem Get arguments from the 4NT Shell from JP Software
67 | set CMD_LINE_ARGS=%$
68 |
69 | :execute
70 | @rem Setup the command line
71 |
72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
73 |
74 | @rem Execute Gradle
75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
76 |
77 | :end
78 | @rem End local scope for the variables with windows NT shell
79 | if "%ERRORLEVEL%"=="0" goto mainEnd
80 |
81 | :fail
82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
83 | rem the _cmd.exe /c_ return code!
84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
85 | exit /b 1
86 |
87 | :mainEnd
88 | if "%OS%"=="Windows_NT" endlocal
89 |
90 | :omega
91 |
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/app/src/main/java/oboard/randoom/MainActivity.java:
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1 | //祖传代码，别动
2 | package oboard.randoom;
3 |
4 | import android.annotation.SuppressLint;
5 | import android.app.Activity;
6 | import android.os.Build;
7 | import android.os.Bundle;
8 | import android.view.View;
9 | import android.widget.AdapterView;
10 | import android.widget.ArrayAdapter;
11 | import android.widget.EditText;
12 | import android.widget.LinearLayout;
13 | import android.widget.Spinner;
14 |
15 | import java.util.Random;
16 |
17 |
18 | public class MainActivity extends Activity {
19 |
20 | public final Random random = new Random();
21 | public EditText editText_length, editText_out, editText_min, editText_max;
22 | public LinearLayout linearLayout_length, linearLayout_size;
23 | public Spinner spinner;
24 |
25 | @SuppressLint("SetTextI18n")
26 | @Override
27 | protected void onCreate(Bundle savedInstanceState) {
28 | super.onCreate(savedInstanceState);
29 | setContentView(R.layout.activity_main);
30 | editText_length = findViewById(R.id.main_edit_length);
31 | editText_min = findViewById(R.id.main_edit_min);
32 | editText_max = findViewById(R.id.main_edit_max);
33 | editText_out = findViewById(R.id.main_edit_out);
34 | linearLayout_length = findViewById(R.id.main_length);
35 | linearLayout_size = findViewById(R.id.main_size);
36 | spinner = findViewById(R.id.main_spinner);
37 |
38 | //EditText只读
39 | editText_out.setKeyListener(null);
40 |
41 | editText_length.setText("10");
42 |
43 | ArrayAdapter adapter = new ArrayAdapter<>(this, android.R.layout.simple_spinner_item);
44 | adapter.add("按范围生成数字");
45 | adapter.add("按位数生成数字");
46 | adapter.add("按位数生成小写字母");
47 | adapter.add("按位数生成大写字母");
48 | adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
49 | spinner.setAdapter(adapter);
50 | spinner.setOnItemSelectedListener(new Spinner.OnItemSelectedListener() {
51 | @Override
52 | public void onItemSelected(AdapterView adapterView, View view, int i, long l) {
53 | linearLayout_length.setVisibility(i == 0 ? View.GONE : View.VISIBLE);
54 | linearLayout_size.setVisibility(i == 0 ? View.VISIBLE : View.GONE);
55 | }
56 |
57 | @Override
58 | public void onNothingSelected(AdapterView adapterView) {
59 |
60 | }
61 | });
62 |
63 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
64 | editText_out.setElevation(10);
65 | }
66 |
67 | public void onClick(View view) {
68 | if (spinner.getSelectedItemPosition() == 0) {
69 | int min = 0, max = 10;
70 | if (!editText_min.getText().toString().equals(""))
71 | min = Integer.valueOf(editText_min.getText().toString());
72 | if (!editText_max.getText().toString().equals(""))
73 | max = Integer.valueOf(editText_max.getText().toString());
74 | out(min + random.nextInt(max) + "");
75 | } else {
76 | long length = 10;
77 | if (!editText_length.getText().toString().equals(""))
78 | length = Long.valueOf(editText_length.getText().toString());
79 |
80 | //输出
81 | out(RandomUtils.getRandom(RandomUtils.NUMBERS.toCharArray(), length) + "");
82 | }
83 |
84 | }
85 |
86 | public void out(String s) {
87 | editText_out.setText(String.format("%s%s%s", editText_out.getText().toString(), "\n", s));
88 | }
89 | }
90 |
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/gradlew:
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1 | #!/usr/bin/env bash
2 |
3 | ##############################################################################
4 | ##
5 | ## Gradle start up script for UN*X
6 | ##
7 | ##############################################################################
8 |
9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
10 | DEFAULT_JVM_OPTS=""
11 |
12 | APP_NAME="Gradle"
13 | APP_BASE_NAME=`basename "$0"`
14 |
15 | # Use the maximum available, or set MAX_FD != -1 to use that value.
16 | MAX_FD="maximum"
17 |
18 | warn ( ) {
19 | echo "$*"
20 | }
21 |
22 | die ( ) {
23 | echo
24 | echo "$*"
25 | echo
26 | exit 1
27 | }
28 |
29 | # OS specific support (must be 'true' or 'false').
30 | cygwin=false
31 | msys=false
32 | darwin=false
33 | case "`uname`" in
34 | CYGWIN* )
35 | cygwin=true
36 | ;;
37 | Darwin* )
38 | darwin=true
39 | ;;
40 | MINGW* )
41 | msys=true
42 | ;;
43 | esac
44 |
45 | # Attempt to set APP_HOME
46 | # Resolve links: $0 may be a link
47 | PRG="$0"
48 | # Need this for relative symlinks.
49 | while [ -h "$PRG" ] ; do
50 | ls=`ls -ld "$PRG"`
51 | link=`expr "$ls" : '.*-> \(.*\)$'`
52 | if expr "$link" : '/.*' > /dev/null; then
53 | PRG="$link"
54 | else
55 | PRG=`dirname "$PRG"`"/$link"
56 | fi
57 | done
58 | SAVED="`pwd`"
59 | cd "`dirname \"$PRG\"`/" >/dev/null
60 | APP_HOME="`pwd -P`"
61 | cd "$SAVED" >/dev/null
62 |
63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
64 |
65 | # Determine the Java command to use to start the JVM.
66 | if [ -n "$JAVA_HOME" ] ; then
67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
68 | # IBM's JDK on AIX uses strange locations for the executables
69 | JAVACMD="$JAVA_HOME/jre/sh/java"
70 | else
71 | JAVACMD="$JAVA_HOME/bin/java"
72 | fi
73 | if [ ! -x "$JAVACMD" ] ; then
74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
75 |
76 | Please set the JAVA_HOME variable in your environment to match the
77 | location of your Java installation."
78 | fi
79 | else
80 | JAVACMD="java"
81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
82 |
83 | Please set the JAVA_HOME variable in your environment to match the
84 | location of your Java installation."
85 | fi
86 |
87 | # Increase the maximum file descriptors if we can.
88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
89 | MAX_FD_LIMIT=`ulimit -H -n`
90 | if [ $? -eq 0 ] ; then
91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
92 | MAX_FD="$MAX_FD_LIMIT"
93 | fi
94 | ulimit -n $MAX_FD
95 | if [ $? -ne 0 ] ; then
96 | warn "Could not set maximum file descriptor limit: $MAX_FD"
97 | fi
98 | else
99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
100 | fi
101 | fi
102 |
103 | # For Darwin, add options to specify how the application appears in the dock
104 | if $darwin; then
105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
106 | fi
107 |
108 | # For Cygwin, switch paths to Windows format before running java
109 | if $cygwin ; then
110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"`
111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
112 | JAVACMD=`cygpath --unix "$JAVACMD"`
113 |
114 | # We build the pattern for arguments to be converted via cygpath
115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
116 | SEP=""
117 | for dir in $ROOTDIRSRAW ; do
118 | ROOTDIRS="$ROOTDIRS$SEP$dir"
119 | SEP="|"
120 | done
121 | OURCYGPATTERN="(^($ROOTDIRS))"
122 | # Add a user-defined pattern to the cygpath arguments
123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then
124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
125 | fi
126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh
127 | i=0
128 | for arg in "$@" ; do
129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
131 |
132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
134 | else
135 | eval `echo args$i`="\"$arg\""
136 | fi
137 | i=$((i+1))
138 | done
139 | case $i in
140 | (0) set -- ;;
141 | (1) set -- "$args0" ;;
142 | (2) set -- "$args0" "$args1" ;;
143 | (3) set -- "$args0" "$args1" "$args2" ;;
144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
150 | esac
151 | fi
152 |
153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
154 | function splitJvmOpts() {
155 | JVM_OPTS=("$@")
156 | }
157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
159 |
160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
161 |
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