\n * 使用线程轮询的方式监听App是否产生卡顿\n *
\n * Created by Clock 2017/5/16.\n */\n\npublic class BlockLooper implements Runnable {\n\n private final static String TAG = BlockLooper.class.getSimpleName();\n private final static String LOOPER_NAME = \"block-looper-thread\";\n private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat(\"yyyyMMdd-HH-mm-ss\");\n /**\n * 最小的轮询频率（单位：ms）\n */\n private final static long MIN_FREQUENCY = 500;\n\n private static BlockLooper sLooper;\n private Context appContext;\n private Handler uiHandler = new Handler(Looper.getMainLooper());\n private volatile int tickCounter = 0;\n private Runnable ticker = new Runnable() {\n @Override\n public void run() {\n tickCounter = (tickCounter + 1) % Integer.MAX_VALUE;\n }\n };\n private long frequency;\n private boolean ignoreDebugger;\n private boolean reportAllThreadInfo;\n private boolean saveLog;\n private OnBlockListener onBlockListener;\n\n private boolean isStop = true;\n\n public static void initialize(Configuration configuration) {\n if (sLooper == null) {\n synchronized (BlockLooper.class) {\n if (sLooper == null) {\n sLooper = new BlockLooper();\n }\n }\n sLooper.init(configuration);\n }\n }\n\n public static BlockLooper getBlockLooper() {\n if (sLooper == null) {\n throw new IllegalStateException(\"未使用initialize方法初始化BlockLooper\");\n }\n return sLooper;\n }\n\n private BlockLooper() {\n }\n\n private void init(Configuration configuration) {\n this.appContext = configuration.appContext;\n this.frequency = configuration.frequency < MIN_FREQUENCY ? MIN_FREQUENCY : configuration.frequency;\n this.ignoreDebugger = configuration.ignoreDebugger;\n this.reportAllThreadInfo = configuration.reportAllThreadInfo;\n this.onBlockListener = configuration.onBlockListener;\n this.saveLog = configuration.saveLog;\n }\n\n @Override\n public void run() {\n int lastTickNumber;\n while (!isStop) {\n lastTickNumber = tickCounter;\n uiHandler.post(ticker);\n\n try {\n Thread.sleep(frequency);\n } catch (InterruptedException e) {\n e.printStackTrace();\n break;\n }\n\n if (lastTickNumber == tickCounter) {\n if (!ignoreDebugger && Debug.isDebuggerConnected()) {\n Log.w(TAG, \"当前由调试模式引起消息阻塞引起ANR，可以通过setIgnoreDebugger(true)来忽略调试模式造成的ANR\");\n continue;\n }\n\n BlockError blockError;\n if (!reportAllThreadInfo) {\n blockError = BlockError.getUiThread();\n } else {\n blockError = BlockError.getAllThread();\n }\n\n if (onBlockListener != null) {\n onBlockListener.onBlock(blockError);\n }\n\n if (saveLog) {\n if (StorageUtils.isMounted()) {\n File logDir = getLogDirectory();\n saveLogToSdcard(blockError, logDir);\n } else {\n Log.w(TAG, \"sdcard is unmounted\");\n }\n }\n }\n\n }\n }\n\n private void saveLogToSdcard(BlockError blockError, File dir) {\n if (blockError == null) {\n return;\n }\n if (dir != null && dir.exists() && dir.isDirectory()) {\n String fileName = getLogFileName();\n File logFile = new File(dir, fileName);\n if (!logFile.exists()) {\n try {\n logFile.createNewFile();\n PrintStream printStream = new PrintStream(new FileOutputStream(logFile, false), true);\n blockError.printStackTrace(printStream);\n printStream.close();\n } catch (IOException e) {\n e.printStackTrace();\n }\n }\n }\n }\n\n private File getLogDirectory() {\n File cacheDir = appContext.getExternalCacheDir();\n if (cacheDir != null) {\n File logDir = new File(cacheDir, \"block\");\n if (!logDir.exists()) {\n boolean successful = logDir.mkdirs();\n if (successful) {\n return logDir;\n } else {\n return null;\n }\n } else {\n return logDir;\n }\n }\n return null;\n }\n\n private String getLogFileName() {\n String timeStampString = DATE_FORMAT.format(new Date());\n String fileName = timeStampString + \".trace\";\n return fileName;\n }\n\n public synchronized void start() {\n if (isStop) {\n isStop = false;\n Thread blockThread = new Thread(this);\n blockThread.setName(LOOPER_NAME);\n blockThread.start();\n }\n }\n\n public synchronized void stop() {\n if (!isStop) {\n isStop = true;\n }\n }\n\n public static class Builder {\n private Context appContext;\n private long frequency;\n private boolean ignoreDebugger;\n private boolean reportAllThreadInfo = false;\n private boolean saveLog;\n private OnBlockListener onBlockListener;\n\n public Builder(Context appContext) {\n this.appContext = appContext;\n }\n\n public Builder setFrequency(long frequency) {\n this.frequency = frequency;\n return this;\n }\n\n /**\n * 设置是否忽略debugger模式引起的卡顿\n *\n * @param ignoreDebugger\n * @return\n */\n public Builder setIgnoreDebugger(boolean ignoreDebugger) {\n this.ignoreDebugger = ignoreDebugger;\n return this;\n }\n\n /**\n * 设置发生卡顿时，是否上报所有的线程信息，默认是false\n *\n * @param reportAllThreadInfo\n * @return\n */\n public Builder setReportAllThreadInfo(boolean reportAllThreadInfo) {\n this.reportAllThreadInfo = reportAllThreadInfo;\n return this;\n }\n\n public Builder setSaveLog(boolean saveLog) {\n this.saveLog = saveLog;\n return this;\n }\n\n /**\n * 设置发生卡顿时的回调\n *\n * @param onBlockListener\n * @return\n */\n public Builder setOnBlockListener(OnBlockListener onBlockListener) {\n this.onBlockListener = onBlockListener;\n return this;\n }\n\n public Configuration build() {\n Configuration configuration = new Configuration();\n configuration.appContext = appContext;\n configuration.frequency = frequency;\n configuration.ignoreDebugger = ignoreDebugger;\n configuration.reportAllThreadInfo = reportAllThreadInfo;\n configuration.saveLog = saveLog;\n configuration.onBlockListener = onBlockListener;\n return configuration;\n }\n }\n\n private static class Configuration {\n private Context appContext;\n private long frequency;\n private boolean ignoreDebugger;\n private boolean reportAllThreadInfo;\n private boolean saveLog;\n private OnBlockListener onBlockListener;\n }\n\n public static interface OnBlockListener {\n /**\n * 发生ANR时产生回调(在非UI线程中回调)\n *\n * @param blockError\n */\n public void onBlock(BlockError blockError);\n }\n}\n"
},
{
"path": "library/src/main/java/com/performance/tools/utils/StorageUtils.java",
"content": "package com.performance.tools.utils;\n\nimport android.os.Environment;\n\n/**\n * Created by Clock on 2017/5/21.\n */\n\npublic class StorageUtils {\n\n private StorageUtils() {\n\n }\n\n /**\n * SD卡是否挂载\n *\n * @return\n */\n public static boolean isMounted() {\n return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());\n }\n\n}\n"
},
{
"path": "library/src/main/res/values/strings.xml",
"content": "