Android(安卓)时间戳简单转化

importjava.text.ParseException;
importjava.text.SimpleDateFormat;
importjava.util.Date;
                                     
/*
 * @author Msquirrel
 */
public class DateUtils {
                                         
    privateSimpleDateFormat sf = null;
    /*获取系统时间 格式为："yyyy/MM/dd "*/
    public static String getCurrentDate() {
        Date d = newDate();
         sf = newSimpleDateFormat("yyyy年MM月dd日");
        returnsf.format(d);
    }
                                     
    /*时间戳转换成字符窜*/
    public static String getDateToString(long time) {
        Date d = newDate(time);
        sf = newSimpleDateFormat("yyyy年MM月dd日");
        returnsf.format(d);
    }
                                     
    /*将字符串转为时间戳*/
    public static long getStringToDate(String time) {
        sdf = newSimpleDateFormat("yyyy年MM月dd日");
        Date date = newDate();
        try{
            date = sdf.parse(time);
        } catch(ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        returndate.getTime();
    }

DateUtils.getCurrentDate(); //获取系统当前时间
 
DateUtils.getDateToString(时间戳); //时间戳转为时间格式
 
DateUtils.getStringToDate("时间格式");//时间格式转为时间戳

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >
                 
 <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/t1" />
                 
    <ImageView
        android:id="@+id/iv_image"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/clip_btimap" />
                 
</FrameLayout>

package com.msquirrel.main;
              
import java.util.Timer;
import java.util.TimerTask;
              
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.app.Activity;
import android.graphics.drawable.ClipDrawable;
import android.view.Menu;
import android.widget.ImageView;
/**
 *
 * 入口类
 * @author Msquirrel
 *
 */
public class MainActivity extends Activity {
                  
    private ImageView imageView = null;
                  
    @Override
    public void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.activity_main); 
        imageView = (ImageView)findViewById(R.id.iv_image); 
        //获取图片所显示的ClipDrawble对象 
        final ClipDrawable drawable = (ClipDrawable)imageView.getDrawable(); 
        final Handler handler = new Handler() 
        { 
            public void handleMessage(Message msg) 
            { 
                if(msg.what == 0x1233) 
                { 
                    if(drawable.getLevel() >= 10000){
                        drawable.setLevel(0); 
                    }
                    //修改ClipDrawable的level值 
                    drawable.setLevel(drawable.getLevel() +500); 
                } 
            } 
        }; 
                      
        //时间类
        final Timer timer = new Timer(); 
        timer.schedule(new TimerTask() 
        { 
            public void run() 
            { 
                Message msg = new Message(); 
                msg.what = 0x1233; 
                //发送消息,通知应用修改ClipDrawable对象的level值 
                handler.sendMessage(msg); 
                //取消定时器 
//                if(drawable.getLevel() >= 10000) 
//                { 
//                    timer.cancel(); 
//                } 
            } 
        },0,300); 
    } 
}

AudioManager audioManager = (AudioManager) getSystemService(AUDIO_SERVICE);

//声音模式
AudioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
//静音模式
AudioManager.setRingerMode(AudioManager.RINGER_MODE_SILENT);
//震动模式
AudioManager.setRingerMode(AudioManager.RINGER_MODE_VIBRATE);

//减少声音音量
AudioManager.adjustVolume(AudioManager.ADJUST_LOWER,  0);
//调大声音音量
AudioManager.adjustVolume(AudioManager.ADJUST_RAISE, 0)；