android onSaveInstanceState的使用方法

 package com.saveInstanceDemo.src;import android.app.Activity;import android.content.Intent;import android.os.Bundle;import android.util.Log;public class saveInstanceDemo extends Activity {        private static final String TAG = "MyNewLog";    private int mCount = 0;    private boolean mThreadDisble;      @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        // If an instance of this activity had previously stopped, we can        // get the original text it started with.        if(null != savedInstanceState)        {            int IntTest = savedInstanceState.getInt("IntTest");            String StrTest = savedInstanceState.getString("StrTest");            Log.e(TAG, "onCreate get the savedInstanceState+IntTest="+IntTest+"+StrTest="+StrTest);               }        setContentView(R.layout.main);              new Thread(new Runnable()  {   @Override   public void run() {    // TODO Auto-generated method stub       while(true)    {     if(!mThreadDisble)     {      Log.v(TAG, Boolean.toString(mThreadDisble));      try{       Thread.sleep(1000);      }      catch(Exception e)      {       e.printStackTrace();      }      mCount++;      Log.v(TAG, "mCount : " + mCount);     }    }       }  }).start();         Log.e(TAG, "onCreate");    }    @Override    //为了防止万一程序被销毁的风险，这个方法可以保证重要数据的正确性    //不写这个方法并不意味着一定出错，但是一旦遇到了一些非常奇怪的数据问题的时候    //可以看看是不是由于某些重要的数据没有保存，在程序被销毁时被重置    public void onSaveInstanceState(Bundle savedInstanceState) {        // Save away the original text, so we still have it if the activity        // needs to be killed while paused.      savedInstanceState.putInt("IntTest", mCount);      savedInstanceState.putString("StrTest", "savedInstanceState test");      super.onSaveInstanceState(savedInstanceState);      Log.e(TAG, "onSaveInstanceState");    }      @Override    public void onRestoreInstanceState(Bundle savedInstanceState) {      super.onRestoreInstanceState(savedInstanceState);      int mCount = savedInstanceState.getInt("IntTest");      String StrTest = savedInstanceState.getString("StrTest");      Log.e(TAG, "onRestoreInstanceState+IntTest="+mCount+"+StrTest="+StrTest);    }   public void onDestroy() {  super.onDestroy();  this.mThreadDisble = true; }  public void onPause() {  Log.v(TAG, "onPause");  super.onPause();  mThreadDisble = true; }  public void onResume() {  Log.v(TAG, "onResume");  super.onResume();  mThreadDisble = false; }}