├── .google └── packaging.yaml ├── Application ├── build.gradle ├── src │ └── main │ │ ├── AndroidManifest.xml │ │ ├── java │ │ └── com │ │ │ └── example │ │ │ └── android │ │ │ ├── cardreader │ │ │ ├── CardReaderFragment.java │ │ │ ├── LoyaltyCardReader.java │ │ │ └── MainActivity.java │ │ │ └── common │ │ │ ├── activities │ │ │ └── SampleActivityBase.java │ │ │ └── logger │ │ │ ├── Log.java │ │ │ ├── LogFragment.java │ │ │ ├── LogNode.java │ │ │ ├── LogView.java │ │ │ ├── LogWrapper.java │ │ │ └── MessageOnlyLogFilter.java │ │ └── res │ │ ├── drawable-hdpi │ │ ├── ic_launcher.png │ │ └── tile.9.png │ │ ├── drawable-mdpi │ │ └── ic_launcher.png │ │ ├── drawable-xhdpi │ │ └── ic_launcher.png │ │ ├── drawable-xxhdpi │ │ ├── card_background.png │ │ └── ic_launcher.png │ │ ├── layout-w720dp │ │ └── activity_main.xml │ │ ├── layout │ │ ├── activity_main.xml │ │ └── main_fragment.xml │ │ ├── menu │ │ └── main.xml │ │ ├── values-sw600dp │ │ ├── template-dimens.xml │ │ └── template-styles.xml │ │ ├── values-v11 │ │ └── template-styles.xml │ │ ├── values-v21 │ │ ├── base-colors.xml │ │ └── base-template-styles.xml │ │ ├── values │ │ ├── base-strings.xml │ │ ├── fragmentview_strings.xml │ │ ├── strings.xml │ │ ├── template-dimens.xml │ │ └── template-styles.xml │ │ └── xml │ │ └── nfc_tech_filter.xml └── tests │ ├── AndroidManifest.xml │ └── src │ └── com │ └── example │ └── android │ └── cardreader │ └── tests │ └── SampleTests.java ├── CONTRIB.md ├── CONTRIBUTING.md ├── LICENSE ├── README.md ├── build.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── packaging.yaml └── settings.gradle /.google/packaging.yaml: -------------------------------------------------------------------------------- 1 | 2 | # GOOGLE SAMPLE PACKAGING DATA 3 | # 4 | # This file is used by Google as part of our samples packaging process. 5 | # End users may safely ignore this file. It has no relevance to other systems. 6 | --- 7 | status: PUBLISHED 8 | technologies: [Android] 9 | categories: [Connectivity] 10 | languages: [Java] 11 | solutions: [Mobile] 12 | github: android-CardReader 13 | license: apache2 14 | -------------------------------------------------------------------------------- /Application/build.gradle: -------------------------------------------------------------------------------- 1 | 2 | buildscript { 3 | repositories { 4 | jcenter() 5 | google() 6 | } 7 | 8 | dependencies { 9 | classpath 'com.android.tools.build:gradle:3.0.1' 10 | } 11 | } 12 | 13 | apply plugin: 'com.android.application' 14 | 15 | repositories { 16 | jcenter() 17 | google() 18 | } 19 | 20 | dependencies { 21 | compile "com.android.support:support-v4:27.0.2" 22 | compile "com.android.support:support-v13:27.0.2" 23 | compile "com.android.support:cardview-v7:27.0.2" 24 | compile "com.android.support:appcompat-v7:27.0.2" 25 | } 26 | 27 | // The sample build uses multiple directories to 28 | // keep boilerplate and common code separate from 29 | // the main sample code. 30 | List dirs = [ 31 | 'main', // main sample code; look here for the interesting stuff. 32 | 'common', // components that are reused by multiple samples 33 | 'template'] // boilerplate code that is generated by the sample template process 34 | 35 | android { 36 | compileSdkVersion 27 37 | 38 | buildToolsVersion "27.0.2" 39 | 40 | defaultConfig { 41 | minSdkVersion 19 42 | targetSdkVersion 27 43 | } 44 | 45 | compileOptions { 46 | sourceCompatibility JavaVersion.VERSION_1_7 47 | targetCompatibility JavaVersion.VERSION_1_7 48 | } 49 | 50 | sourceSets { 51 | main { 52 | dirs.each { dir -> 53 | java.srcDirs "src/${dir}/java" 54 | res.srcDirs "src/${dir}/res" 55 | } 56 | } 57 | androidTest.setRoot('tests') 58 | androidTest.java.srcDirs = ['tests/src'] 59 | 60 | } 61 | 62 | } 63 | -------------------------------------------------------------------------------- /Application/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 32 | 35 | 36 | 37 | 38 | 39 | 40 | 43 | 44 | 45 | 46 | 49 | 50 | 51 | 52 | 53 | 54 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/cardreader/CardReaderFragment.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | 17 | package com.example.android.cardreader; 18 | 19 | import android.app.Activity; 20 | import android.nfc.NfcAdapter; 21 | import android.os.Bundle; 22 | import android.support.v4.app.Fragment; 23 | import android.view.LayoutInflater; 24 | import android.view.View; 25 | import android.view.ViewGroup; 26 | import android.widget.TextView; 27 | 28 | import com.example.android.common.logger.Log; 29 | 30 | /** 31 | * Generic UI for sample discovery. 32 | */ 33 | public class CardReaderFragment extends Fragment implements LoyaltyCardReader.AccountCallback { 34 | 35 | public static final String TAG = "CardReaderFragment"; 36 | // Recommend NfcAdapter flags for reading from other Android devices. Indicates that this 37 | // activity is interested in NFC-A devices (including other Android devices), and that the 38 | // system should not check for the presence of NDEF-formatted data (e.g. Android Beam). 39 | public static int READER_FLAGS = 40 | NfcAdapter.FLAG_READER_NFC_A | NfcAdapter.FLAG_READER_SKIP_NDEF_CHECK; 41 | public LoyaltyCardReader mLoyaltyCardReader; 42 | private TextView mAccountField; 43 | 44 | /** Called when sample is created. Displays generic UI with welcome text. */ 45 | @Override 46 | public void onCreate(Bundle savedInstanceState) { 47 | super.onCreate(savedInstanceState); 48 | } 49 | 50 | @Override 51 | public View onCreateView(LayoutInflater inflater, ViewGroup container, 52 | Bundle savedInstanceState) { 53 | // Inflate the layout for this fragment 54 | View v = inflater.inflate(R.layout.main_fragment, container, false); 55 | if (v != null) { 56 | mAccountField = (TextView) v.findViewById(R.id.card_account_field); 57 | mAccountField.setText("Waiting..."); 58 | 59 | mLoyaltyCardReader = new LoyaltyCardReader(this); 60 | 61 | // Disable Android Beam and register our card reader callback 62 | enableReaderMode(); 63 | } 64 | 65 | return v; 66 | } 67 | 68 | @Override 69 | public void onPause() { 70 | super.onPause(); 71 | disableReaderMode(); 72 | } 73 | 74 | @Override 75 | public void onResume() { 76 | super.onResume(); 77 | enableReaderMode(); 78 | } 79 | 80 | private void enableReaderMode() { 81 | Log.i(TAG, "Enabling reader mode"); 82 | Activity activity = getActivity(); 83 | NfcAdapter nfc = NfcAdapter.getDefaultAdapter(activity); 84 | if (nfc != null) { 85 | nfc.enableReaderMode(activity, mLoyaltyCardReader, READER_FLAGS, null); 86 | } 87 | } 88 | 89 | private void disableReaderMode() { 90 | Log.i(TAG, "Disabling reader mode"); 91 | Activity activity = getActivity(); 92 | NfcAdapter nfc = NfcAdapter.getDefaultAdapter(activity); 93 | if (nfc != null) { 94 | nfc.disableReaderMode(activity); 95 | } 96 | } 97 | 98 | @Override 99 | public void onAccountReceived(final String account) { 100 | // This callback is run on a background thread, but updates to UI elements must be performed 101 | // on the UI thread. 102 | getActivity().runOnUiThread(new Runnable() { 103 | @Override 104 | public void run() { 105 | mAccountField.setText(account); 106 | } 107 | }); 108 | } 109 | } 110 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/cardreader/LoyaltyCardReader.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.example.android.cardreader; 17 | 18 | import android.nfc.NfcAdapter; 19 | import android.nfc.Tag; 20 | import android.nfc.tech.IsoDep; 21 | 22 | import com.example.android.common.logger.Log; 23 | 24 | import java.io.IOException; 25 | import java.lang.ref.WeakReference; 26 | import java.util.Arrays; 27 | 28 | /** 29 | * Callback class, invoked when an NFC card is scanned while the device is running in reader mode. 30 | * 31 | * Reader mode can be invoked by calling NfcAdapter 32 | */ 33 | public class LoyaltyCardReader implements NfcAdapter.ReaderCallback { 34 | private static final String TAG = "LoyaltyCardReader"; 35 | // AID for our loyalty card service. 36 | private static final String SAMPLE_LOYALTY_CARD_AID = "F222222222"; 37 | // ISO-DEP command HEADER for selecting an AID. 38 | // Format: [Class | Instruction | Parameter 1 | Parameter 2] 39 | private static final String SELECT_APDU_HEADER = "00A40400"; 40 | // "OK" status word sent in response to SELECT AID command (0x9000) 41 | private static final byte[] SELECT_OK_SW = {(byte) 0x90, (byte) 0x00}; 42 | 43 | // Weak reference to prevent retain loop. mAccountCallback is responsible for exiting 44 | // foreground mode before it becomes invalid (e.g. during onPause() or onStop()). 45 | private WeakReference mAccountCallback; 46 | 47 | public interface AccountCallback { 48 | public void onAccountReceived(String account); 49 | } 50 | 51 | public LoyaltyCardReader(AccountCallback accountCallback) { 52 | mAccountCallback = new WeakReference(accountCallback); 53 | } 54 | 55 | /** 56 | * Callback when a new tag is discovered by the system. 57 | * 58 | *

Communication with the card should take place here. 59 | * 60 | * @param tag Discovered tag 61 | */ 62 | @Override 63 | public void onTagDiscovered(Tag tag) { 64 | Log.i(TAG, "New tag discovered"); 65 | // Android's Host-based Card Emulation (HCE) feature implements the ISO-DEP (ISO 14443-4) 66 | // protocol. 67 | // 68 | // In order to communicate with a device using HCE, the discovered tag should be processed 69 | // using the IsoDep class. 70 | IsoDep isoDep = IsoDep.get(tag); 71 | if (isoDep != null) { 72 | try { 73 | // Connect to the remote NFC device 74 | isoDep.connect(); 75 | // Build SELECT AID command for our loyalty card service. 76 | // This command tells the remote device which service we wish to communicate with. 77 | Log.i(TAG, "Requesting remote AID: " + SAMPLE_LOYALTY_CARD_AID); 78 | byte[] command = BuildSelectApdu(SAMPLE_LOYALTY_CARD_AID); 79 | // Send command to remote device 80 | Log.i(TAG, "Sending: " + ByteArrayToHexString(command)); 81 | byte[] result = isoDep.transceive(command); 82 | // If AID is successfully selected, 0x9000 is returned as the status word (last 2 83 | // bytes of the result) by convention. Everything before the status word is 84 | // optional payload, which is used here to hold the account number. 85 | int resultLength = result.length; 86 | byte[] statusWord = {result[resultLength-2], result[resultLength-1]}; 87 | byte[] payload = Arrays.copyOf(result, resultLength-2); 88 | if (Arrays.equals(SELECT_OK_SW, statusWord)) { 89 | // The remote NFC device will immediately respond with its stored account number 90 | String accountNumber = new String(payload, "UTF-8"); 91 | Log.i(TAG, "Received: " + accountNumber); 92 | // Inform CardReaderFragment of received account number 93 | mAccountCallback.get().onAccountReceived(accountNumber); 94 | } 95 | } catch (IOException e) { 96 | Log.e(TAG, "Error communicating with card: " + e.toString()); 97 | } 98 | } 99 | } 100 | 101 | /** 102 | * Build APDU for SELECT AID command. This command indicates which service a reader is 103 | * interested in communicating with. See ISO 7816-4. 104 | * 105 | * @param aid Application ID (AID) to select 106 | * @return APDU for SELECT AID command 107 | */ 108 | public static byte[] BuildSelectApdu(String aid) { 109 | // Format: [CLASS | INSTRUCTION | PARAMETER 1 | PARAMETER 2 | LENGTH | DATA] 110 | return HexStringToByteArray(SELECT_APDU_HEADER + String.format("%02X", aid.length() / 2) + aid); 111 | } 112 | 113 | /** 114 | * Utility class to convert a byte array to a hexadecimal string. 115 | * 116 | * @param bytes Bytes to convert 117 | * @return String, containing hexadecimal representation. 118 | */ 119 | public static String ByteArrayToHexString(byte[] bytes) { 120 | final char[] hexArray = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'}; 121 | char[] hexChars = new char[bytes.length * 2]; 122 | int v; 123 | for ( int j = 0; j < bytes.length; j++ ) { 124 | v = bytes[j] & 0xFF; 125 | hexChars[j * 2] = hexArray[v >>> 4]; 126 | hexChars[j * 2 + 1] = hexArray[v & 0x0F]; 127 | } 128 | return new String(hexChars); 129 | } 130 | 131 | /** 132 | * Utility class to convert a hexadecimal string to a byte string. 133 | * 134 | *

Behavior with input strings containing non-hexadecimal characters is undefined. 135 | * 136 | * @param s String containing hexadecimal characters to convert 137 | * @return Byte array generated from input 138 | */ 139 | public static byte[] HexStringToByteArray(String s) { 140 | int len = s.length(); 141 | byte[] data = new byte[len / 2]; 142 | for (int i = 0; i < len; i += 2) { 143 | data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4) 144 | + Character.digit(s.charAt(i+1), 16)); 145 | } 146 | return data; 147 | } 148 | 149 | } 150 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/cardreader/MainActivity.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | 17 | 18 | package com.example.android.cardreader; 19 | 20 | import android.os.Bundle; 21 | import android.support.v4.app.FragmentTransaction; 22 | import android.view.Menu; 23 | import android.view.MenuItem; 24 | import android.widget.ViewAnimator; 25 | 26 | import com.example.android.common.activities.SampleActivityBase; 27 | import com.example.android.common.logger.Log; 28 | import com.example.android.common.logger.LogFragment; 29 | import com.example.android.common.logger.LogWrapper; 30 | import com.example.android.common.logger.MessageOnlyLogFilter; 31 | 32 | /** 33 | * A simple launcher activity containing a summary sample description, sample log and a custom 34 | * {@link android.support.v4.app.Fragment} which can display a view. 35 | *

36 | * For devices with displays with a width of 720dp or greater, the sample log is always visible, 37 | * on other devices it's visibility is controlled by an item on the Action Bar. 38 | */ 39 | public class MainActivity extends SampleActivityBase { 40 | 41 | public static final String TAG = "MainActivity"; 42 | 43 | // Whether the Log Fragment is currently shown 44 | private boolean mLogShown; 45 | 46 | @Override 47 | protected void onCreate(Bundle savedInstanceState) { 48 | super.onCreate(savedInstanceState); 49 | setContentView(R.layout.activity_main); 50 | 51 | if (savedInstanceState == null) { 52 | FragmentTransaction transaction = getSupportFragmentManager().beginTransaction(); 53 | CardReaderFragment fragment = new CardReaderFragment(); 54 | transaction.replace(R.id.sample_content_fragment, fragment); 55 | transaction.commit(); 56 | } 57 | } 58 | 59 | @Override 60 | public boolean onCreateOptionsMenu(Menu menu) { 61 | getMenuInflater().inflate(R.menu.main, menu); 62 | return true; 63 | } 64 | 65 | @Override 66 | public boolean onPrepareOptionsMenu(Menu menu) { 67 | MenuItem logToggle = menu.findItem(R.id.menu_toggle_log); 68 | logToggle.setVisible(findViewById(R.id.sample_output) instanceof ViewAnimator); 69 | logToggle.setTitle(mLogShown ? R.string.sample_hide_log : R.string.sample_show_log); 70 | 71 | return super.onPrepareOptionsMenu(menu); 72 | } 73 | 74 | @Override 75 | public boolean onOptionsItemSelected(MenuItem item) { 76 | switch(item.getItemId()) { 77 | case R.id.menu_toggle_log: 78 | mLogShown = !mLogShown; 79 | ViewAnimator output = (ViewAnimator) findViewById(R.id.sample_output); 80 | if (mLogShown) { 81 | output.setDisplayedChild(1); 82 | } else { 83 | output.setDisplayedChild(0); 84 | } 85 | supportInvalidateOptionsMenu(); 86 | return true; 87 | } 88 | return super.onOptionsItemSelected(item); 89 | } 90 | 91 | /** Create a chain of targets that will receive log data */ 92 | @Override 93 | public void initializeLogging() { 94 | // Wraps Android's native log framework. 95 | LogWrapper logWrapper = new LogWrapper(); 96 | // Using Log, front-end to the logging chain, emulates android.util.log method signatures. 97 | Log.setLogNode(logWrapper); 98 | 99 | // Filter strips out everything except the message text. 100 | MessageOnlyLogFilter msgFilter = new MessageOnlyLogFilter(); 101 | logWrapper.setNext(msgFilter); 102 | 103 | // On screen logging via a fragment with a TextView. 104 | LogFragment logFragment = (LogFragment) getSupportFragmentManager() 105 | .findFragmentById(R.id.log_fragment); 106 | msgFilter.setNext(logFragment.getLogView()); 107 | 108 | Log.i(TAG, "Ready"); 109 | } 110 | } 111 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/common/activities/SampleActivityBase.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | 17 | package com.example.android.common.activities; 18 | 19 | import android.os.Bundle; 20 | import android.support.v4.app.FragmentActivity; 21 | 22 | import com.example.android.common.logger.Log; 23 | import com.example.android.common.logger.LogWrapper; 24 | 25 | /** 26 | * Base launcher activity, to handle most of the common plumbing for samples. 27 | */ 28 | public class SampleActivityBase extends FragmentActivity { 29 | 30 | public static final String TAG = "SampleActivityBase"; 31 | 32 | @Override 33 | protected void onCreate(Bundle savedInstanceState) { 34 | super.onCreate(savedInstanceState); 35 | } 36 | 37 | @Override 38 | protected void onStart() { 39 | super.onStart(); 40 | initializeLogging(); 41 | } 42 | 43 | /** Set up targets to receive log data */ 44 | public void initializeLogging() { 45 | // Using Log, front-end to the logging chain, emulates android.util.log method signatures. 46 | // Wraps Android's native log framework 47 | LogWrapper logWrapper = new LogWrapper(); 48 | Log.setLogNode(logWrapper); 49 | 50 | Log.i(TAG, "Ready"); 51 | } 52 | } 53 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/common/logger/Log.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.example.android.common.logger; 17 | 18 | /** 19 | * Helper class for a list (or tree) of LoggerNodes. 20 | * 21 | *

When this is set as the head of the list, 22 | * an instance of it can function as a drop-in replacement for {@link android.util.Log}. 23 | * Most of the methods in this class server only to map a method call in Log to its equivalent 24 | * in LogNode.

25 | */ 26 | public class Log { 27 | // Grabbing the native values from Android's native logging facilities, 28 | // to make for easy migration and interop. 29 | public static final int NONE = -1; 30 | public static final int VERBOSE = android.util.Log.VERBOSE; 31 | public static final int DEBUG = android.util.Log.DEBUG; 32 | public static final int INFO = android.util.Log.INFO; 33 | public static final int WARN = android.util.Log.WARN; 34 | public static final int ERROR = android.util.Log.ERROR; 35 | public static final int ASSERT = android.util.Log.ASSERT; 36 | 37 | // Stores the beginning of the LogNode topology. 38 | private static LogNode mLogNode; 39 | 40 | /** 41 | * Returns the next LogNode in the linked list. 42 | */ 43 | public static LogNode getLogNode() { 44 | return mLogNode; 45 | } 46 | 47 | /** 48 | * Sets the LogNode data will be sent to. 49 | */ 50 | public static void setLogNode(LogNode node) { 51 | mLogNode = node; 52 | } 53 | 54 | /** 55 | * Instructs the LogNode to print the log data provided. Other LogNodes can 56 | * be chained to the end of the LogNode as desired. 57 | * 58 | * @param priority Log level of the data being logged. Verbose, Error, etc. 59 | * @param tag Tag for for the log data. Can be used to organize log statements. 60 | * @param msg The actual message to be logged. 61 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 62 | * to extract and print useful information. 63 | */ 64 | public static void println(int priority, String tag, String msg, Throwable tr) { 65 | if (mLogNode != null) { 66 | mLogNode.println(priority, tag, msg, tr); 67 | } 68 | } 69 | 70 | /** 71 | * Instructs the LogNode to print the log data provided. Other LogNodes can 72 | * be chained to the end of the LogNode as desired. 73 | * 74 | * @param priority Log level of the data being logged. Verbose, Error, etc. 75 | * @param tag Tag for for the log data. Can be used to organize log statements. 76 | * @param msg The actual message to be logged. The actual message to be logged. 77 | */ 78 | public static void println(int priority, String tag, String msg) { 79 | println(priority, tag, msg, null); 80 | } 81 | 82 | /** 83 | * Prints a message at VERBOSE priority. 84 | * 85 | * @param tag Tag for for the log data. Can be used to organize log statements. 86 | * @param msg The actual message to be logged. 87 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 88 | * to extract and print useful information. 89 | */ 90 | public static void v(String tag, String msg, Throwable tr) { 91 | println(VERBOSE, tag, msg, tr); 92 | } 93 | 94 | /** 95 | * Prints a message at VERBOSE priority. 96 | * 97 | * @param tag Tag for for the log data. Can be used to organize log statements. 98 | * @param msg The actual message to be logged. 99 | */ 100 | public static void v(String tag, String msg) { 101 | v(tag, msg, null); 102 | } 103 | 104 | 105 | /** 106 | * Prints a message at DEBUG priority. 107 | * 108 | * @param tag Tag for for the log data. Can be used to organize log statements. 109 | * @param msg The actual message to be logged. 110 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 111 | * to extract and print useful information. 112 | */ 113 | public static void d(String tag, String msg, Throwable tr) { 114 | println(DEBUG, tag, msg, tr); 115 | } 116 | 117 | /** 118 | * Prints a message at DEBUG priority. 119 | * 120 | * @param tag Tag for for the log data. Can be used to organize log statements. 121 | * @param msg The actual message to be logged. 122 | */ 123 | public static void d(String tag, String msg) { 124 | d(tag, msg, null); 125 | } 126 | 127 | /** 128 | * Prints a message at INFO priority. 129 | * 130 | * @param tag Tag for for the log data. Can be used to organize log statements. 131 | * @param msg The actual message to be logged. 132 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 133 | * to extract and print useful information. 134 | */ 135 | public static void i(String tag, String msg, Throwable tr) { 136 | println(INFO, tag, msg, tr); 137 | } 138 | 139 | /** 140 | * Prints a message at INFO priority. 141 | * 142 | * @param tag Tag for for the log data. Can be used to organize log statements. 143 | * @param msg The actual message to be logged. 144 | */ 145 | public static void i(String tag, String msg) { 146 | i(tag, msg, null); 147 | } 148 | 149 | /** 150 | * Prints a message at WARN priority. 151 | * 152 | * @param tag Tag for for the log data. Can be used to organize log statements. 153 | * @param msg The actual message to be logged. 154 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 155 | * to extract and print useful information. 156 | */ 157 | public static void w(String tag, String msg, Throwable tr) { 158 | println(WARN, tag, msg, tr); 159 | } 160 | 161 | /** 162 | * Prints a message at WARN priority. 163 | * 164 | * @param tag Tag for for the log data. Can be used to organize log statements. 165 | * @param msg The actual message to be logged. 166 | */ 167 | public static void w(String tag, String msg) { 168 | w(tag, msg, null); 169 | } 170 | 171 | /** 172 | * Prints a message at WARN priority. 173 | * 174 | * @param tag Tag for for the log data. Can be used to organize log statements. 175 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 176 | * to extract and print useful information. 177 | */ 178 | public static void w(String tag, Throwable tr) { 179 | w(tag, null, tr); 180 | } 181 | 182 | /** 183 | * Prints a message at ERROR priority. 184 | * 185 | * @param tag Tag for for the log data. Can be used to organize log statements. 186 | * @param msg The actual message to be logged. 187 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 188 | * to extract and print useful information. 189 | */ 190 | public static void e(String tag, String msg, Throwable tr) { 191 | println(ERROR, tag, msg, tr); 192 | } 193 | 194 | /** 195 | * Prints a message at ERROR priority. 196 | * 197 | * @param tag Tag for for the log data. Can be used to organize log statements. 198 | * @param msg The actual message to be logged. 199 | */ 200 | public static void e(String tag, String msg) { 201 | e(tag, msg, null); 202 | } 203 | 204 | /** 205 | * Prints a message at ASSERT priority. 206 | * 207 | * @param tag Tag for for the log data. Can be used to organize log statements. 208 | * @param msg The actual message to be logged. 209 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 210 | * to extract and print useful information. 211 | */ 212 | public static void wtf(String tag, String msg, Throwable tr) { 213 | println(ASSERT, tag, msg, tr); 214 | } 215 | 216 | /** 217 | * Prints a message at ASSERT priority. 218 | * 219 | * @param tag Tag for for the log data. Can be used to organize log statements. 220 | * @param msg The actual message to be logged. 221 | */ 222 | public static void wtf(String tag, String msg) { 223 | wtf(tag, msg, null); 224 | } 225 | 226 | /** 227 | * Prints a message at ASSERT priority. 228 | * 229 | * @param tag Tag for for the log data. Can be used to organize log statements. 230 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 231 | * to extract and print useful information. 232 | */ 233 | public static void wtf(String tag, Throwable tr) { 234 | wtf(tag, null, tr); 235 | } 236 | } 237 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/common/logger/LogFragment.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | /* 17 | * Copyright 2013 The Android Open Source Project 18 | * 19 | * Licensed under the Apache License, Version 2.0 (the "License"); 20 | * you may not use this file except in compliance with the License. 21 | * You may obtain a copy of the License at 22 | * 23 | * http://www.apache.org/licenses/LICENSE-2.0 24 | * 25 | * Unless required by applicable law or agreed to in writing, software 26 | * distributed under the License is distributed on an "AS IS" BASIS, 27 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 28 | * See the License for the specific language governing permissions and 29 | * limitations under the License. 30 | */ 31 | 32 | package com.example.android.common.logger; 33 | 34 | import android.graphics.Typeface; 35 | import android.os.Bundle; 36 | import android.support.v4.app.Fragment; 37 | import android.text.Editable; 38 | import android.text.TextWatcher; 39 | import android.view.Gravity; 40 | import android.view.LayoutInflater; 41 | import android.view.View; 42 | import android.view.ViewGroup; 43 | import android.widget.ScrollView; 44 | 45 | /** 46 | * Simple fraggment which contains a LogView and uses is to output log data it receives 47 | * through the LogNode interface. 48 | */ 49 | public class LogFragment extends Fragment { 50 | 51 | private LogView mLogView; 52 | private ScrollView mScrollView; 53 | 54 | public LogFragment() {} 55 | 56 | public View inflateViews() { 57 | mScrollView = new ScrollView(getActivity()); 58 | ViewGroup.LayoutParams scrollParams = new ViewGroup.LayoutParams( 59 | ViewGroup.LayoutParams.MATCH_PARENT, 60 | ViewGroup.LayoutParams.MATCH_PARENT); 61 | mScrollView.setLayoutParams(scrollParams); 62 | 63 | mLogView = new LogView(getActivity()); 64 | ViewGroup.LayoutParams logParams = new ViewGroup.LayoutParams(scrollParams); 65 | logParams.height = ViewGroup.LayoutParams.WRAP_CONTENT; 66 | mLogView.setLayoutParams(logParams); 67 | mLogView.setClickable(true); 68 | mLogView.setFocusable(true); 69 | mLogView.setTypeface(Typeface.MONOSPACE); 70 | 71 | // Want to set padding as 16 dips, setPadding takes pixels. Hooray math! 72 | int paddingDips = 16; 73 | double scale = getResources().getDisplayMetrics().density; 74 | int paddingPixels = (int) ((paddingDips * (scale)) + .5); 75 | mLogView.setPadding(paddingPixels, paddingPixels, paddingPixels, paddingPixels); 76 | mLogView.setCompoundDrawablePadding(paddingPixels); 77 | 78 | mLogView.setGravity(Gravity.BOTTOM); 79 | mLogView.setTextAppearance(getActivity(), android.R.style.TextAppearance_Holo_Medium); 80 | 81 | mScrollView.addView(mLogView); 82 | return mScrollView; 83 | } 84 | 85 | @Override 86 | public View onCreateView(LayoutInflater inflater, ViewGroup container, 87 | Bundle savedInstanceState) { 88 | 89 | View result = inflateViews(); 90 | 91 | mLogView.addTextChangedListener(new TextWatcher() { 92 | @Override 93 | public void beforeTextChanged(CharSequence s, int start, int count, int after) {} 94 | 95 | @Override 96 | public void onTextChanged(CharSequence s, int start, int before, int count) {} 97 | 98 | @Override 99 | public void afterTextChanged(Editable s) { 100 | mScrollView.fullScroll(ScrollView.FOCUS_DOWN); 101 | } 102 | }); 103 | return result; 104 | } 105 | 106 | public LogView getLogView() { 107 | return mLogView; 108 | } 109 | } -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/common/logger/LogNode.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2012 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.example.android.common.logger; 17 | 18 | /** 19 | * Basic interface for a logging system that can output to one or more targets. 20 | * Note that in addition to classes that will output these logs in some format, 21 | * one can also implement this interface over a filter and insert that in the chain, 22 | * such that no targets further down see certain data, or see manipulated forms of the data. 23 | * You could, for instance, write a "ToHtmlLoggerNode" that just converted all the log data 24 | * it received to HTML and sent it along to the next node in the chain, without printing it 25 | * anywhere. 26 | */ 27 | public interface LogNode { 28 | 29 | /** 30 | * Instructs first LogNode in the list to print the log data provided. 31 | * @param priority Log level of the data being logged. Verbose, Error, etc. 32 | * @param tag Tag for for the log data. Can be used to organize log statements. 33 | * @param msg The actual message to be logged. The actual message to be logged. 34 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 35 | * to extract and print useful information. 36 | */ 37 | public void println(int priority, String tag, String msg, Throwable tr); 38 | 39 | } 40 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/common/logger/LogView.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.example.android.common.logger; 17 | 18 | import android.app.Activity; 19 | import android.content.Context; 20 | import android.util.*; 21 | import android.widget.TextView; 22 | 23 | /** Simple TextView which is used to output log data received through the LogNode interface. 24 | */ 25 | public class LogView extends TextView implements LogNode { 26 | 27 | public LogView(Context context) { 28 | super(context); 29 | } 30 | 31 | public LogView(Context context, AttributeSet attrs) { 32 | super(context, attrs); 33 | } 34 | 35 | public LogView(Context context, AttributeSet attrs, int defStyle) { 36 | super(context, attrs, defStyle); 37 | } 38 | 39 | /** 40 | * Formats the log data and prints it out to the LogView. 41 | * @param priority Log level of the data being logged. Verbose, Error, etc. 42 | * @param tag Tag for for the log data. Can be used to organize log statements. 43 | * @param msg The actual message to be logged. The actual message to be logged. 44 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 45 | * to extract and print useful information. 46 | */ 47 | @Override 48 | public void println(int priority, String tag, String msg, Throwable tr) { 49 | 50 | 51 | String priorityStr = null; 52 | 53 | // For the purposes of this View, we want to print the priority as readable text. 54 | switch(priority) { 55 | case android.util.Log.VERBOSE: 56 | priorityStr = "VERBOSE"; 57 | break; 58 | case android.util.Log.DEBUG: 59 | priorityStr = "DEBUG"; 60 | break; 61 | case android.util.Log.INFO: 62 | priorityStr = "INFO"; 63 | break; 64 | case android.util.Log.WARN: 65 | priorityStr = "WARN"; 66 | break; 67 | case android.util.Log.ERROR: 68 | priorityStr = "ERROR"; 69 | break; 70 | case android.util.Log.ASSERT: 71 | priorityStr = "ASSERT"; 72 | break; 73 | default: 74 | break; 75 | } 76 | 77 | // Handily, the Log class has a facility for converting a stack trace into a usable string. 78 | String exceptionStr = null; 79 | if (tr != null) { 80 | exceptionStr = android.util.Log.getStackTraceString(tr); 81 | } 82 | 83 | // Take the priority, tag, message, and exception, and concatenate as necessary 84 | // into one usable line of text. 85 | final StringBuilder outputBuilder = new StringBuilder(); 86 | 87 | String delimiter = "\t"; 88 | appendIfNotNull(outputBuilder, priorityStr, delimiter); 89 | appendIfNotNull(outputBuilder, tag, delimiter); 90 | appendIfNotNull(outputBuilder, msg, delimiter); 91 | appendIfNotNull(outputBuilder, exceptionStr, delimiter); 92 | 93 | // In case this was originally called from an AsyncTask or some other off-UI thread, 94 | // make sure the update occurs within the UI thread. 95 | ((Activity) getContext()).runOnUiThread( (new Thread(new Runnable() { 96 | @Override 97 | public void run() { 98 | // Display the text we just generated within the LogView. 99 | appendToLog(outputBuilder.toString()); 100 | } 101 | }))); 102 | 103 | if (mNext != null) { 104 | mNext.println(priority, tag, msg, tr); 105 | } 106 | } 107 | 108 | public LogNode getNext() { 109 | return mNext; 110 | } 111 | 112 | public void setNext(LogNode node) { 113 | mNext = node; 114 | } 115 | 116 | /** Takes a string and adds to it, with a separator, if the bit to be added isn't null. Since 117 | * the logger takes so many arguments that might be null, this method helps cut out some of the 118 | * agonizing tedium of writing the same 3 lines over and over. 119 | * @param source StringBuilder containing the text to append to. 120 | * @param addStr The String to append 121 | * @param delimiter The String to separate the source and appended strings. A tab or comma, 122 | * for instance. 123 | * @return The fully concatenated String as a StringBuilder 124 | */ 125 | private StringBuilder appendIfNotNull(StringBuilder source, String addStr, String delimiter) { 126 | if (addStr != null) { 127 | if (addStr.length() == 0) { 128 | delimiter = ""; 129 | } 130 | 131 | return source.append(addStr).append(delimiter); 132 | } 133 | return source; 134 | } 135 | 136 | // The next LogNode in the chain. 137 | LogNode mNext; 138 | 139 | /** Outputs the string as a new line of log data in the LogView. */ 140 | public void appendToLog(String s) { 141 | append("\n" + s); 142 | } 143 | 144 | 145 | } 146 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/common/logger/LogWrapper.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2012 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.example.android.common.logger; 17 | 18 | import android.util.Log; 19 | 20 | /** 21 | * Helper class which wraps Android's native Log utility in the Logger interface. This way 22 | * normal DDMS output can be one of the many targets receiving and outputting logs simultaneously. 23 | */ 24 | public class LogWrapper implements LogNode { 25 | 26 | // For piping: The next node to receive Log data after this one has done its work. 27 | private LogNode mNext; 28 | 29 | /** 30 | * Returns the next LogNode in the linked list. 31 | */ 32 | public LogNode getNext() { 33 | return mNext; 34 | } 35 | 36 | /** 37 | * Sets the LogNode data will be sent to.. 38 | */ 39 | public void setNext(LogNode node) { 40 | mNext = node; 41 | } 42 | 43 | /** 44 | * Prints data out to the console using Android's native log mechanism. 45 | * @param priority Log level of the data being logged. Verbose, Error, etc. 46 | * @param tag Tag for for the log data. Can be used to organize log statements. 47 | * @param msg The actual message to be logged. The actual message to be logged. 48 | * @param tr If an exception was thrown, this can be sent along for the logging facilities 49 | * to extract and print useful information. 50 | */ 51 | @Override 52 | public void println(int priority, String tag, String msg, Throwable tr) { 53 | // There actually are log methods that don't take a msg parameter. For now, 54 | // if that's the case, just convert null to the empty string and move on. 55 | String useMsg = msg; 56 | if (useMsg == null) { 57 | useMsg = ""; 58 | } 59 | 60 | // If an exeption was provided, convert that exception to a usable string and attach 61 | // it to the end of the msg method. 62 | if (tr != null) { 63 | msg += "\n" + Log.getStackTraceString(tr); 64 | } 65 | 66 | // This is functionally identical to Log.x(tag, useMsg); 67 | // For instance, if priority were Log.VERBOSE, this would be the same as Log.v(tag, useMsg) 68 | Log.println(priority, tag, useMsg); 69 | 70 | // If this isn't the last node in the chain, move things along. 71 | if (mNext != null) { 72 | mNext.println(priority, tag, msg, tr); 73 | } 74 | } 75 | } 76 | -------------------------------------------------------------------------------- /Application/src/main/java/com/example/android/common/logger/MessageOnlyLogFilter.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | package com.example.android.common.logger; 17 | 18 | /** 19 | * Simple {@link LogNode} filter, removes everything except the message. 20 | * Useful for situations like on-screen log output where you don't want a lot of metadata displayed, 21 | * just easy-to-read message updates as they're happening. 22 | */ 23 | public class MessageOnlyLogFilter implements LogNode { 24 | 25 | LogNode mNext; 26 | 27 | /** 28 | * Takes the "next" LogNode as a parameter, to simplify chaining. 29 | * 30 | * @param next The next LogNode in the pipeline. 31 | */ 32 | public MessageOnlyLogFilter(LogNode next) { 33 | mNext = next; 34 | } 35 | 36 | public MessageOnlyLogFilter() { 37 | } 38 | 39 | @Override 40 | public void println(int priority, String tag, String msg, Throwable tr) { 41 | if (mNext != null) { 42 | getNext().println(Log.NONE, null, msg, null); 43 | } 44 | } 45 | 46 | /** 47 | * Returns the next LogNode in the chain. 48 | */ 49 | public LogNode getNext() { 50 | return mNext; 51 | } 52 | 53 | /** 54 | * Sets the LogNode data will be sent to.. 55 | */ 56 | public void setNext(LogNode node) { 57 | mNext = node; 58 | } 59 | 60 | } 61 | -------------------------------------------------------------------------------- /Application/src/main/res/drawable-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-CardReader/5c64a118f66e418f6676973a72d9931eea8f3661/Application/src/main/res/drawable-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /Application/src/main/res/drawable-hdpi/tile.9.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-CardReader/5c64a118f66e418f6676973a72d9931eea8f3661/Application/src/main/res/drawable-hdpi/tile.9.png -------------------------------------------------------------------------------- /Application/src/main/res/drawable-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-CardReader/5c64a118f66e418f6676973a72d9931eea8f3661/Application/src/main/res/drawable-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /Application/src/main/res/drawable-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-CardReader/5c64a118f66e418f6676973a72d9931eea8f3661/Application/src/main/res/drawable-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /Application/src/main/res/drawable-xxhdpi/card_background.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-CardReader/5c64a118f66e418f6676973a72d9931eea8f3661/Application/src/main/res/drawable-xxhdpi/card_background.png -------------------------------------------------------------------------------- /Application/src/main/res/drawable-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-CardReader/5c64a118f66e418f6676973a72d9931eea8f3661/Application/src/main/res/drawable-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /Application/src/main/res/layout-w720dp/activity_main.xml: -------------------------------------------------------------------------------- 1 | 16 | 22 | 23 | 29 | 30 | 34 | 35 | 44 | 45 | 46 | 50 | 51 | 57 | 58 | 59 | 60 | 64 | 65 | 70 | 71 | 72 | 73 | 74 | -------------------------------------------------------------------------------- /Application/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 16 | 22 | 23 | 28 | 29 | 33 | 34 | 43 | 44 | 45 | 50 | 51 | 52 | 53 | 57 | 58 | 63 | 64 | 65 | 66 | -------------------------------------------------------------------------------- /Application/src/main/res/layout/main_fragment.xml: -------------------------------------------------------------------------------- 1 | 16 | 22 | 27 | 34 | 43 | 53 | 63 | 64 | -------------------------------------------------------------------------------- /Application/src/main/res/menu/main.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 20 | 23 | 24 | -------------------------------------------------------------------------------- /Application/src/main/res/values-sw600dp/template-dimens.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | 19 | 20 | 21 | @dimen/margin_huge 22 | @dimen/margin_medium 23 | 24 | 25 | -------------------------------------------------------------------------------- /Application/src/main/res/values-sw600dp/template-styles.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | 19 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /Application/src/main/res/values-v11/template-styles.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | 19 | 20 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /Application/src/main/res/values/base-strings.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | CardReader 20 | 21 | 33 | 34 | 35 | -------------------------------------------------------------------------------- /Application/src/main/res/values/fragmentview_strings.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | Show Log 18 | Hide Log 19 | 20 | -------------------------------------------------------------------------------- /Application/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | Sample Loyalty Card 20 | Account Number 21 | -------------------------------------------------------------------------------- /Application/src/main/res/values/template-dimens.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | 19 | 20 | 21 | 4dp 22 | 8dp 23 | 16dp 24 | 32dp 25 | 64dp 26 | 27 | 28 | 29 | @dimen/margin_medium 30 | @dimen/margin_medium 31 | 32 | 33 | -------------------------------------------------------------------------------- /Application/src/main/res/values/template-styles.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | 19 | 20 | 21 | 34 | 35 | 41 | 42 | 43 | -------------------------------------------------------------------------------- /Application/src/main/res/xml/nfc_tech_filter.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | android.nfc.tech.IsoDep 7 | 8 | -------------------------------------------------------------------------------- /Application/tests/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 22 | 23 | 24 | 25 | 28 | 29 | 30 | 31 | 32 | 35 | 39 | 40 | 41 | -------------------------------------------------------------------------------- /Application/tests/src/com/example/android/cardreader/tests/SampleTests.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright 2013 The Android Open Source Project 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | 17 | 18 | 19 | /* 20 | * Copyright (C) 2013 The Android Open Source Project 21 | * 22 | * Licensed under the Apache License, Version 2.0 (the "License"); 23 | * you may not use this file except in compliance with the License. 24 | * You may obtain a copy of the License at 25 | * 26 | * http://www.apache.org/licenses/LICENSE-2.0 27 | * 28 | * Unless required by applicable law or agreed to in writing, software 29 | * distributed under the License is distributed on an "AS IS" BASIS, 30 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 31 | * See the License for the specific language governing permissions and 32 | * limitations under the License. 33 | */ 34 | package com.example.android.cardreader.tests; 35 | 36 | import com.example.android.cardreader.*; 37 | 38 | import android.test.ActivityInstrumentationTestCase2; 39 | 40 | /** 41 | * Tests for CardReader sample. 42 | */ 43 | public class SampleTests extends ActivityInstrumentationTestCase2 { 44 | 45 | private MainActivity mTestActivity; 46 | private CardReaderFragment mTestFragment; 47 | 48 | public SampleTests() { 49 | super(MainActivity.class); 50 | } 51 | 52 | @Override 53 | protected void setUp() throws Exception { 54 | super.setUp(); 55 | 56 | // Starts the activity under test using the default Intent with: 57 | // action = {@link Intent#ACTION_MAIN} 58 | // flags = {@link Intent#FLAG_ACTIVITY_NEW_TASK} 59 | // All other fields are null or empty. 60 | mTestActivity = getActivity(); 61 | mTestFragment = (CardReaderFragment) 62 | mTestActivity.getSupportFragmentManager().getFragments().get(1); 63 | } 64 | 65 | /** 66 | * Test if the test fixture has been set up correctly. 67 | */ 68 | public void testPreconditions() { 69 | //Try to add a message to add context to your assertions. These messages will be shown if 70 | //a tests fails and make it easy to understand why a test failed 71 | assertNotNull("mTestActivity is null", mTestActivity); 72 | assertNotNull("mTestFragment is null", mTestFragment); 73 | } 74 | 75 | /** 76 | * Test building SELECT APDU from AID string. 77 | */ 78 | public void testBuildSelectApdu() { 79 | final String aid = "1234"; 80 | final byte[] expectedResult = {(byte) 0x00, (byte) 0xA4, 04, (byte) 0x00, (byte) 0x02, 81 | (byte) 0x12, (byte) 0x34}; 82 | final byte[] result = LoyaltyCardReader.BuildSelectApdu(aid); 83 | 84 | assertEquals(expectedResult.length, result.length); 85 | for (int i = 0; i < expectedResult.length; i++) { 86 | assertEquals(expectedResult[i], result[i]); 87 | } 88 | } 89 | 90 | /** 91 | * Test converting from a hex string to binary. 92 | */ 93 | public void testHexToBinary() { 94 | final byte[] testData = {(byte) 0xc0, (byte) 0xff, (byte) 0xee}; 95 | final byte[] output = LoyaltyCardReader.HexStringToByteArray("C0FFEE"); 96 | for (int i = 0; i < testData.length; i++) { 97 | assertEquals(testData[i], output[i]); 98 | } 99 | } 100 | 101 | /** 102 | * Test converting from binary to a hex string 103 | */ 104 | public void testBinaryToHex() { 105 | final byte[] input = {(byte) 0xc0, (byte) 0xff, (byte) 0xee}; 106 | final String output = LoyaltyCardReader.ByteArrayToHexString(input); 107 | assertEquals("C0FFEE", output); 108 | } 109 | 110 | } -------------------------------------------------------------------------------- /CONTRIB.md: -------------------------------------------------------------------------------- 1 | # How to become a contributor and submit your own code 2 | 3 | ## Contributor License Agreements 4 | 5 | We'd love to accept your sample apps and patches! Before we can take them, we 6 | have to jump a couple of legal hurdles. 7 | 8 | Please fill out either the individual or corporate Contributor License Agreement (CLA). 9 | 10 | * If you are an individual writing original source code and you're sure you 11 | own the intellectual property, then you'll need to sign an [individual CLA] 12 | (https://developers.google.com/open-source/cla/individual). 13 | * If you work for a company that wants to allow you to contribute your work, 14 | then you'll need to sign a [corporate CLA] 15 | (https://developers.google.com/open-source/cla/corporate). 16 | 17 | Follow either of the two links above to access the appropriate CLA and 18 | instructions for how to sign and return it. Once we receive it, we'll be able to 19 | accept your pull requests. 20 | 21 | ## Contributing A Patch 22 | 23 | 1. Submit an issue describing your proposed change to the repo in question. 24 | 1. The repo owner will respond to your issue promptly. 25 | 1. If your proposed change is accepted, and you haven't already done so, sign a 26 | Contributor License Agreement (see details above). 27 | 1. Fork the desired repo, develop and test your code changes. 28 | 1. Ensure that your code adheres to the existing style in the sample to which 29 | you are contributing. Refer to the 30 | [Android Code Style Guide] 31 | (https://source.android.com/source/code-style.html) for the 32 | recommended coding standards for this organization. 33 | 1. Ensure that your code has an appropriate set of unit tests which all pass. 34 | 1. Submit a pull request. 35 | 36 | -------------------------------------------------------------------------------- /CONTRIBUTING.md: -------------------------------------------------------------------------------- 1 | # How to become a contributor and submit your own code 2 | 3 | ## Contributor License Agreements 4 | 5 | We'd love to accept your sample apps and patches! Before we can take them, we 6 | have to jump a couple of legal hurdles. 7 | 8 | Please fill out either the individual or corporate Contributor License Agreement (CLA). 9 | 10 | * If you are an individual writing original source code and you're sure you 11 | own the intellectual property, then you'll need to sign an [individual CLA] 12 | (https://cla.developers.google.com). 13 | * If you work for a company that wants to allow you to contribute your work, 14 | then you'll need to sign a [corporate CLA] 15 | (https://cla.developers.google.com). 16 | 17 | Follow either of the two links above to access the appropriate CLA and 18 | instructions for how to sign and return it. Once we receive it, we'll be able to 19 | accept your pull requests. 20 | 21 | ## Contributing A Patch 22 | 23 | 1. Submit an issue describing your proposed change to the repo in question. 24 | 1. The repo owner will respond to your issue promptly. 25 | 1. If your proposed change is accepted, and you haven't already done so, sign a 26 | Contributor License Agreement (see details above). 27 | 1. Fork the desired repo, develop and test your code changes. 28 | 1. Ensure that your code adheres to the existing style in the sample to which 29 | you are contributing. Refer to the 30 | [Android Code Style Guide] 31 | (https://source.android.com/source/code-style.html) for the 32 | recommended coding standards for this organization. 33 | 1. Ensure that your code has an appropriate set of unit tests which all pass. 34 | 1. Submit a pull request. 35 | 36 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | -------------- 3 | 4 | Version 2.0, January 2004 5 | http://www.apache.org/licenses/ 6 | 7 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 8 | 9 | 1. Definitions. 10 | 11 | "License" shall mean the terms and conditions for use, reproduction, 12 | and distribution as defined by Sections 1 through 9 of this document. 13 | 14 | "Licensor" shall mean the copyright owner or entity authorized by 15 | the copyright owner that is granting the License. 16 | 17 | "Legal Entity" shall mean the union of the acting entity and all 18 | other entities that control, are controlled by, or are under common 19 | control with that entity. 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Thank you! 8 | 9 | [1]: https://help.github.com/en/articles/about-archiving-repositories 10 | [2]: https://github.com/android/connectivity-samples 11 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-CardReader/5c64a118f66e418f6676973a72d9931eea8f3661/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Thu Jan 02 15:37:05 PST 2014 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-4.4-all.zip -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 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 | # For Cygwin, ensure paths are in UNIX format before anything is touched. 46 | if $cygwin ; then 47 | [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 48 | fi 49 | 50 | # Attempt to set APP_HOME 51 | # Resolve links: $0 may be a link 52 | PRG="$0" 53 | # Need this for relative symlinks. 54 | while [ -h "$PRG" ] ; do 55 | ls=`ls -ld "$PRG"` 56 | link=`expr "$ls" : '.*-> \(.*\)$'` 57 | if expr "$link" : '/.*' > /dev/null; then 58 | PRG="$link" 59 | else 60 | PRG=`dirname "$PRG"`"/$link" 61 | fi 62 | done 63 | SAVED="`pwd`" 64 | cd "`dirname \"$PRG\"`/" >&- 65 | APP_HOME="`pwd -P`" 66 | cd "$SAVED" >&- 67 | 68 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 69 | 70 | # Determine the Java command to use to start the JVM. 71 | if [ -n "$JAVA_HOME" ] ; then 72 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 73 | # IBM's JDK on AIX uses strange locations for the executables 74 | JAVACMD="$JAVA_HOME/jre/sh/java" 75 | else 76 | JAVACMD="$JAVA_HOME/bin/java" 77 | fi 78 | if [ ! -x "$JAVACMD" ] ; then 79 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 80 | 81 | Please set the JAVA_HOME variable in your environment to match the 82 | location of your Java installation." 83 | fi 84 | else 85 | JAVACMD="java" 86 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 87 | 88 | Please set the JAVA_HOME variable in your environment to match the 89 | location of your Java installation." 90 | fi 91 | 92 | # Increase the maximum file descriptors if we can. 93 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 94 | MAX_FD_LIMIT=`ulimit -H -n` 95 | if [ $? -eq 0 ] ; then 96 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 97 | MAX_FD="$MAX_FD_LIMIT" 98 | fi 99 | ulimit -n $MAX_FD 100 | if [ $? -ne 0 ] ; then 101 | warn "Could not set maximum file descriptor limit: $MAX_FD" 102 | fi 103 | else 104 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 105 | fi 106 | fi 107 | 108 | # For Darwin, add options to specify how the application appears in the dock 109 | if $darwin; then 110 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 111 | fi 112 | 113 | # For Cygwin, switch paths to Windows format before running java 114 | if $cygwin ; then 115 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 116 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 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 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 158 | function splitJvmOpts() { 159 | JVM_OPTS=("$@") 160 | } 161 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 162 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 163 | 164 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 165 | -------------------------------------------------------------------------------- /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 | @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 | -------------------------------------------------------------------------------- /packaging.yaml: -------------------------------------------------------------------------------- 1 | # GOOGLE SAMPLE PACKAGING DATA 2 | # 3 | # This file is used by Google as part of our samples packaging process. 4 | # End users may safely ignore this file. It has no relevance to other systems. 5 | --- 6 | 7 | status: PUBLISHED 8 | technologies: [Android] 9 | categories: [Connectivity] 10 | languages: [Java] 11 | solutions: [Mobile] 12 | github: googlesamples/android-CardReader 13 | level: BEGINNER 14 | icon: CardReaderSample/src/main/res/drawable-xxhdpi/ic_launcher.png 15 | license: apache2-android 16 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include 'Application' 2 | --------------------------------------------------------------------------------