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| 1 | +package org.droidplanner.services.android.utils; |
| 2 | + |
| 3 | +import android.content.Context; |
| 4 | +import android.content.pm.PackageInfo; |
| 5 | +import android.content.pm.PackageManager; |
| 6 | +import android.util.Log; |
| 7 | + |
| 8 | +import org.droidplanner.services.android.BuildConfig; |
| 9 | + |
| 10 | +import java.io.File; |
| 11 | +import java.io.FileOutputStream; |
| 12 | +import java.io.IOException; |
| 13 | +import java.io.PrintStream; |
| 14 | +import java.text.SimpleDateFormat; |
| 15 | +import java.util.Date; |
| 16 | +import java.util.Locale; |
| 17 | +import java.util.concurrent.LinkedBlockingQueue; |
| 18 | +import java.util.concurrent.atomic.AtomicBoolean; |
| 19 | + |
| 20 | +import timber.log.Timber; |
| 21 | + |
| 22 | +/** |
| 23 | + * Timber Tree to log specific log levels to a file |
| 24 | + */ |
| 25 | +public class LogToFileTree extends Timber.DebugTree { |
| 26 | + private static final SimpleDateFormat LOG_DATE_FORMAT = new SimpleDateFormat("MM-dd HH:mm:ss.SSS", Locale.US); |
| 27 | + private static final SimpleDateFormat FILE_DATE_FORMAT = new SimpleDateFormat("yyyy_MM_dd_HH_mm", Locale.US); |
| 28 | + |
| 29 | + private final LinkedBlockingQueue<String> logQueue = new LinkedBlockingQueue<>(); |
| 30 | + private PrintStream logOutputFile; |
| 31 | + private Thread dequeueThread; |
| 32 | + private final AtomicBoolean isRunning = new AtomicBoolean(false); |
| 33 | + private final Date date = new Date(); |
| 34 | + |
| 35 | + @Override |
| 36 | + protected void log(int priority, String tag, String message, Throwable t) { |
| 37 | + super.log(priority, tag, message, t); |
| 38 | + |
| 39 | + if (isLoggableToFile(priority)) { |
| 40 | + String logOutput = getLogMessage(priority, tag, message); |
| 41 | + logQueue.add(logOutput); |
| 42 | + } |
| 43 | + } |
| 44 | + |
| 45 | + private boolean isLoggableToFile(int priority) { |
| 46 | + return priority >= BuildConfig.LOG_FILE_LEVEL; |
| 47 | + } |
| 48 | + |
| 49 | + private String getLogMessage(int priority, String tag, String message) { |
| 50 | + String priorityShort = getPriorityString(priority); |
| 51 | + date.setTime(System.currentTimeMillis()); |
| 52 | + return String.format("%s %s/%s : %s", LOG_DATE_FORMAT.format(date), priorityShort, tag, message); |
| 53 | + } |
| 54 | + |
| 55 | + private String getPriorityString(int priority) { |
| 56 | + String priorityString = null; |
| 57 | + switch (priority) { |
| 58 | + case Log.ASSERT: |
| 59 | + priorityString = "ASSERT"; |
| 60 | + break; |
| 61 | + case Log.ERROR: |
| 62 | + priorityString = "E"; |
| 63 | + break; |
| 64 | + case Log.WARN: |
| 65 | + priorityString = "W"; |
| 66 | + break; |
| 67 | + case Log.INFO: |
| 68 | + priorityString = "I"; |
| 69 | + break; |
| 70 | + case Log.DEBUG: |
| 71 | + priorityString = "D"; |
| 72 | + break; |
| 73 | + case Log.VERBOSE: |
| 74 | + priorityString = "V"; |
| 75 | + break; |
| 76 | + default: |
| 77 | + priorityString = ""; |
| 78 | + break; |
| 79 | + } |
| 80 | + return priorityString; |
| 81 | + } |
| 82 | + |
| 83 | + public void createFileStartLogging(final Context context) { |
| 84 | + if (dequeueThread != null && dequeueThread.isAlive()) { |
| 85 | + stopLoggingThread(); |
| 86 | + } |
| 87 | + |
| 88 | + dequeueThread = new Thread(new Runnable() { |
| 89 | + public void run() { |
| 90 | + PackageInfo pInfo; |
| 91 | + String version = ""; |
| 92 | + try { |
| 93 | + pInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0); |
| 94 | + version = pInfo.versionName; |
| 95 | + } catch (PackageManager.NameNotFoundException e) { |
| 96 | + Timber.w("Failed to get package info"); |
| 97 | + } |
| 98 | + |
| 99 | + File rootDir = context.getExternalFilesDir(null); |
| 100 | + File dir = new File(rootDir, "/log_cat/"); |
| 101 | + dir.mkdirs(); |
| 102 | + |
| 103 | + String fileName = String.format("%s_%s.log", version, FILE_DATE_FORMAT.format(new Date())); |
| 104 | + File logFile = new File(dir, fileName); |
| 105 | + try { |
| 106 | + logOutputFile = new PrintStream(new FileOutputStream(logFile, true)); |
| 107 | + |
| 108 | + while (isRunning.get()) { |
| 109 | + try { |
| 110 | + String message = logQueue.take(); |
| 111 | + logOutputFile.println(message); |
| 112 | + } catch (InterruptedException e) { |
| 113 | + Timber.w("Failed to receive message from logQueue"); |
| 114 | + } |
| 115 | + } |
| 116 | + |
| 117 | + } catch (IOException e) { |
| 118 | + Timber.w("Failed to open file"); |
| 119 | + } finally { |
| 120 | + isRunning.set(false); |
| 121 | + if (logOutputFile != null) { |
| 122 | + logOutputFile.close(); |
| 123 | + } |
| 124 | + } |
| 125 | + } |
| 126 | + }); |
| 127 | + |
| 128 | + isRunning.set(true); |
| 129 | + dequeueThread.start(); |
| 130 | + } |
| 131 | + |
| 132 | + public void stopLoggingThread() { |
| 133 | + if (dequeueThread != null) { |
| 134 | + isRunning.set(false); |
| 135 | + dequeueThread.interrupt(); |
| 136 | + dequeueThread = null; |
| 137 | + } |
| 138 | + } |
| 139 | + |
| 140 | +} |
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