android记录崩溃日志上传后台,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";

}

}

}