android 捕获系统异常并上传日志具体实现

/**
 * 自定义的 异常处理类 , 实现了 UncaughtExceptionHandler接口
 * @author Administrator
 *
 */
public class MyCrashHandler implements UncaughtExceptionHandler {
 // 需求是 整个应用程序 只有一个 MyCrash-Handler
 private static MyCrashHandler myCrashHandler ;
 private Context context;
 private DoubanService service;
 private SimpleDateFormat dataFormat = new SimpleDateFormat("yyyy-MM-dd-HH-mm-ss");

 //1.私有化构造方法
 private MyCrashHandler(){

 }

 public static synchronized MyCrashHandler getInstance(){
  if(myCrashHandler!=null){
   return myCrashHandler;
  }else {
   myCrashHandler  = new MyCrashHandler();
   return myCrashHandler;
  }
 }
 public void init(Context context,DoubanService service){
  this.context = context;
  this.service = service;
 }
 

 public void uncaughtException(Thread arg0, Throwable arg1) {
  System.out.println("程序挂掉了 ");
  // 1.获取当前程序的版本号. 版本的id
  String versioninfo = getVersionInfo();

  // 2.获取手机的硬件信息.
  String mobileInfo  = getMobileInfo();

  // 3.把错误的堆栈信息 获取出来
  String errorinfo = getErrorInfo(arg1);

  // 4.把所有的信息 还有信息对应的时间 提交到服务器
  try {
   service.createNote(new PlainTextConstruct(dataFormat.format(new Date())),
     new PlainTextConstruct(versioninfo+mobileInfo+errorinfo), "public", "yes");
  } catch (Exception e) {
   e.printStackTrace();
  }

  //干掉当前的程序
  android.os.Process.killProcess(android.os.Process.myPid());
 }

 /**
  * 获取错误的信息
  * @param arg1
  * @return
  */
 private String getErrorInfo(Throwable arg1) {
  Writer writer = new StringWriter();
  PrintWriter pw = new PrintWriter(writer);
  arg1.printStackTrace(pw);
  pw.close();
  String error= writer.toString();
  return error;
 }

 /**
  * 获取手机的硬件信息
  * @return
  */
 private String getMobileInfo() {
  StringBuffer sb = new StringBuffer();
  //通过反射获取系统的硬件信息
  try {

   Field[] fields = Build.class.getDeclaredFields();
   for(Field field: fields){
    //暴力反射 ,获取私有的信息
    field.setAccessible(true);
    String name = field.getName();
    String value = field.get(null).toString();
    sb.append(name+"="+value);
    sb.append("\n");
   }
  } catch (Exception e) {
   e.printStackTrace();
  }
  return sb.toString();
 }

 /**
  * 获取手机的版本信息
  * @return
  */
 private String getVersionInfo(){
  try {
   PackageManager pm = context.getPackageManager();
    PackageInfo info =pm.getPackageInfo(context.getPackageName(), 0);
    return  info.versionName;
  } catch (Exception e) {
   e.printStackTrace();
   return "版本号未知";
  }
 }
}

/**
 * 整个(app)程序初始化之前被调用
 * @author Administrator
 *
 */
public class DoubanApplication extends Application {
  public NoteEntry entry;
 @Override
 public void onCreate() {
  super.onCreate();
  String apiKey = "0fab7f9aa21f39cd2f027ecfe65dad67";
  String secret = "87fc1c5e99bfa5b3";
  // 获取到service
  DoubanService myService = new DoubanService("我的小豆豆", apiKey,
    secret);
  myService.setAccessToken("1fa4e5be0f808a0b5eeeb13a2e819e21", "56a622c1138dbfce");
  MyCrashHandler handler = MyCrashHandler.getInstance();
  handler.init(getApplicationContext(),myService);
  Thread.setDefaultUncaughtExceptionHandler(handler);
 }
}