Crash收集器

CrashHandler.java

package com.coder.someproject;

import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Environment;
import android.os.Looper;
import android.util.Log;
import android.widget.Toast;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.Thread.UncaughtExceptionHandler;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

/**
 * User: tom
 * Date: 2016-03-12
 * Time: 14:53
 * <p/>
 * 异常处理器
 */
public class CrashHandler   {
	private static final String TAG = "CrashHandler";
	private UncaughtExceptionHandler mDefaultCrashHandler;
	private Context mContext;

	/** 初始化未捕捉的异常处理器  */
	public void init(Context context) {
		this.mContext=context;
		mDefaultCrashHandler=new Thread.UncaughtExceptionHandler(){
			@Override
			public void uncaughtException(Thread thread, Throwable ex) {
				Log.e(TAG, "未捕捉的异常：", ex);
				new Thread() {
					@Override
					public void run() {
						Looper.prepare();
						Toast.makeText(mContext, "呀，程序挂了，真的非常对不起!", Toast.LENGTH_LONG).show();
						Looper.loop();
					}
				}.start();
				try {
					if (Config.isDebug){
						saveException(ex);
					}else {
						uploadExceptionToServer(ex);
					}
					Log.e(TAG, "未捕捉的异常保存成功");
				} catch (Exception e1) {
					Log.e(TAG, "未捕捉的异常保存失败");
					e1.printStackTrace();
				}
				try {
					Thread.sleep(2000);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
				Log.e(TAG, "prepare kill process");
				android.os.Process.killProcess(android.os.Process.myPid());
				Log.e(TAG, "prepare exit");
				System.exit(1);
				Log.e(TAG, "exited");
			}
		};
		Thread.setDefaultUncaughtExceptionHandler(mDefaultCrashHandler);
	}

	/**
	 * 把错误保存起来，如果有sdCard，则保存到sdCard的缓存中，否则保存到内部存储的缓存中
	 * sdCard位置： /storage/emulated/0/Android/data/com.coder.someproject/cache/log/20151113_095811.log<br/>
	 * 内部存储位置：/data/data/com.coder.someproject/cache/log/20151113_180041.log
	 * @param ex
	 * @throws Exception
	 */
	private void saveException(Throwable ex) throws Exception {
		File logDir = Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
				? mContext.getExternalCacheDir()
				:mContext.getCacheDir();
		logDir = new File(logDir, "log");
		if (!logDir.exists()) {
			logDir.mkdir();
		}
		File logFile = new File(logDir, new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.SIMPLIFIED_CHINESE).format(new Date()) + ".log");
		Log.e("abc", "错误日记保存位置：" + logFile.getAbsolutePath());
		try {
			long current=System.currentTimeMillis();
			String time=new SimpleDateFormat("yyyy-mm-dd HH:mm:ss").format(new Date(current));
			PrintWriter pw=new PrintWriter(new BufferedWriter(new FileWriter(logFile)));
			pw.println("time:"+time);
			dumpPhoneInfo(pw);
			pw.println();
			ex.printStackTrace(pw);
			pw.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	/**
	 * 获取当前应用和手机的信息
	 * @param pw
	 */
	private void dumpPhoneInfo(PrintWriter pw) {
		PackageManager pm=mContext.getPackageManager();
		try {
			PackageInfo pi=pm.getPackageInfo(mContext.getPackageName(),PackageManager.GET_ACTIVITIES);
			pw.print("App Version:");
			pw.print(pi.versionName);
			pw.print("_");
			pw.println(pi.versionCode);
			//Android  版本号
			pw.print("OS Version:");
			pw.print(Build.VERSION.RELEASE);
			pw.print("_");
			pw.println(Build.VERSION.SDK_INT);
			//手机制造商信息
			pw.print("Vendor:");
			pw.println(Build.MANUFACTURER);
			//手机型号
			pw.print("Model:");
			pw.println(Build.MODEL);
			//cup架构
			pw.print("CPU ABI:");
			pw.println(Build.CPU_ABI);

		} catch (PackageManager.NameNotFoundException e) {
			e.printStackTrace();
		}
	}
	/**
	 * 将异常上传到服务器上，便于开发人员分析日志解决bug
	 * @param ex
	 */
	private void uploadExceptionToServer(Throwable ex) {

	}
}