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MainActivity如下:

package cn.testcrash;import android.app.Activity;import android.os.Bundle;/** * Demo描述: * 借助于Application自定义Crash *  * 备注说明: * 1 在获取Crash信息后可依据业务上传服务器或者保存至SDCard * 2 在uncaughtException()中的第三步——退出程序.此处只是做了 *   最简单的处理.完备的操作请参见: *   http://blog.csdn.net/lfdfhl/article/details/9261147 *   http://blog.csdn.net/lfdfhl/article/details/9260605 *    * 参考资料: * 1 http://blog.csdn.net/xiaanming/article/details/9344703 * 2 http://blog.csdn.net/itachi85/article/details/9102021 * Thank you very much */public class MainActivity extends Activity {	@Override	protected void onCreate(Bundle savedInstanceState) {		super.onCreate(savedInstanceState);		setContentView(R.layout.main);		init();	}	//Crash	private void init(){		System.out.println((9727/0)+"");	}}

package cn.testcrash;import android.app.Application;public class CrashApplication extends Application {	@Override	public void onCreate() {		super.onCreate();		CrashHandler crashHandler=CrashHandler.getInstance();		//指定Crash时的处理程序		crashHandler.setCrashHandler(getApplicationContext());	}}

package cn.testcrash;import java.lang.Thread.UncaughtExceptionHandler;import android.content.Context;import android.os.Looper;import android.widget.Toast;public class CrashHandler implements UncaughtExceptionHandler {	private Context mContext;	private static CrashHandler mCrashHandler=new CrashHandler();		public static CrashHandler getInstance(){		return mCrashHandler;	}		/**	 * 设置当线程由于未捕获到异常而突然终止的默认处理程序。	 */	public void setCrashHandler(Context context){		mContext=context;		Thread.setDefaultUncaughtExceptionHandler(this);	}		/**	 * 当发生Crash时调用该方法	 */	@Override	public void uncaughtException(Thread thread, Throwable throwable) {		 //1 保存错误日志到SD卡         Utils.saveCrashInfoToSDCard(mContext, throwable);         //2 提示Crash信息         showCrashTipToast();         try {			Thread.sleep(3000);		} catch (Exception e) {		}         //3 退出应用         System.exit(0);	}		private void showCrashTipToast() {		new Thread(new Runnable() {			@Override			public void run() {				Looper.prepare();				Toast.makeText(mContext, "I am very sorry", Toast.LENGTH_LONG).show();				Looper.loop();			}		}).start();	}}

package cn.testcrash;import java.io.PrintWriter;import java.io.StringWriter;import java.text.SimpleDateFormat;import java.util.Date;import java.util.HashMap;import java.util.Map;import java.util.TimeZone;import android.content.Context;import android.content.pm.PackageInfo;import android.content.pm.PackageManager;import android.content.pm.PackageManager.NameNotFoundException;import android.os.Build;public class Utils {	public static void saveCrashInfoToSDCard(Context context, Throwable throwable) {		StringBuilder crashInfoStringBuilder=new StringBuilder();				//获取Crash时间		String crashTime=getCrashTime();		crashInfoStringBuilder.append("------------------"+"\n");		crashInfoStringBuilder.append(crashTime+"\n");		crashInfoStringBuilder.append("------------------"+"\n");				//获取Crash时设备及该App的基本信息		HashMap
   
     hashMap=getBaseInfo(context);		for(Map.Entry
    
      entry:hashMap.entrySet()){			String key=entry.getKey();			String value=entry.getValue();			crashInfoStringBuilder.append(key).append("=").append(value).append("\n");		}		crashInfoStringBuilder.append("------------------"+"\n");				//获取导致Crash的时间		String uncaughtException=getUncaughtException(throwable);		crashInfoStringBuilder.append(uncaughtException+"\n");		crashInfoStringBuilder.append("------------------"+"\n");		        System.out.println("crashInfo如下:"+"\n"+crashInfoStringBuilder.toString());        	}	/**	 * 获取设备及该App的基本信息	 */	public static HashMap
     
       getBaseInfo(Context context){		HashMap
      
        hashMap = new HashMap
       
        ();		PackageManager packageManager = context.getPackageManager();		PackageInfo packageInfo = null;		try {			packageInfo = packageManager.getPackageInfo(context.getPackageName(), PackageManager.GET_ACTIVITIES);		} catch (NameNotFoundException e) {			e.printStackTrace();		}				hashMap.put("versionName", packageInfo.versionName);		hashMap.put("versionCode", packageInfo.versionCode+"");				hashMap.put("MODEL",  Build.MODEL+"");		hashMap.put("SDK_INT",Build.VERSION.SDK_INT+"");		hashMap.put("RELEASE",Build.VERSION.RELEASE+"");		hashMap.put("PRODUCT",Build.PRODUCT+"");						return hashMap;	}	/**	 * 获取造成Crash的异常的具体信息	 */	public static String getUncaughtException(Throwable throwable){		StringWriter stringWriter = new StringWriter();		PrintWriter printWriter = new PrintWriter(stringWriter);		throwable.printStackTrace(printWriter);		printWriter.close();		String uncaughtException=stringWriter.toString();		return uncaughtException;	}		/**	 * 获取Crash的时间	 */	public static String getCrashTime(){		String currentTime="";		long currentTimeMillis=System.currentTimeMillis();		System.setProperty("user.timezone", "Asia/Shanghai");  		TimeZone timeZone = TimeZone.getTimeZone("Asia/Shanghai");  		TimeZone.setDefault(timeZone);  		SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd-HH-mm-ss");		Date currentDate=new Date(currentTimeMillis);		currentTime = simpleDateFormat.format(currentDate);          return currentTime;	}}
       
      
     
    
   

AndroidManifest.xml如下：

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