//function A
//CODE...
File myfile = new File(apk);
long mytime = myfile.lastModified();
String timeStr = time2String( mytime );
//end of A

private String time2String( long time ){

//方式1 按系统的日期方式
//  Calendar   cal = Calendar.getInstance();
//  cal.setTimeInMillis( time );
//  return cal.getTime().toLocaleString();

//方式2 按自定义格式
  SimpleDateFormat format1 = new SimpleDateFormat("yyyy-MM-dd");
  Date currentTime = new Date( time );
  return format1.format(currentTime);
}

private String size2string(long size){
  DecimalFormat df = new DecimalFormat("0.00");
  String mysize = "";
  if( size > 1024*1024){
    mysize = df.format( size / 1024f / 1024f ) +"M";
  }else if( size > 1024 ){
    mysize = df.format( size / 1024f ) +"K";
  }else{
    mysize = size + "B";
  }
  return mysize;
}

root@aslibra:/tmp/apk# ls
c.apk
root@aslibra:/tmp/apk# mv c.apk c.zip
root@aslibra:/tmp/apk# unzip c
Archive:  c.zip
...
  inflating: res/layout/main.xml    
...
  inflating: AndroidManifest.xml    
extracting: resources.arsc          
...
root@aslibra:/tmp/apk# java -jar /path/to/AXMLPrinter2.jar AndroidManifest.xml |grep minSdkVersion
                android:minSdkVersion="2"

TelephonyManager telephonyManager=(TelephonyManager) this.getSystemService(Context.TELEPHONY_SERVICE);
String imei=telephonyManager.getDeviceId();

//获得手机号
telephonyManager.getLine1Number();

<uses-permission android:name="android.permission.READ_PHONE_STATE" />

//机器型号 HTC Magic
Build.MODEL
//SDK版本 8
Build.VERSION.SDK
//SDK版本号 2.2
Build.VERSION.RELEASE

class PInfo {
    private String appname = "";
    private String pname = "";
    private String versionName = "";
    private int versionCode = 0;
    private Drawable icon;
    private void prettyPrint() {
        log(appname + "\t" + pname + "\t" + versionName + "\t" + versionCode + "\t");
    }
}

private void listPackages() {
    ArrayList<PInfo> apps = getInstalledApps(false); /* false = no system packages */
    final int max = apps.size();
    for (int i=0; i<max; i++) {
        apps.get(i).prettyPrint();
    }
}

private ArrayList<PInfo> getInstalledApps(boolean getSysPackages) {
    ArrayList<PInfo> res = new ArrayList<PInfo>();        
    List<PackageInfo> packs = getPackageManager().getInstalledPackages(0);
    for(int i=0;i<packs.size();i++) {
        PackageInfo p = packs.get(i);
        if ((!getSysPackages) && (p.versionName == null)) {
            continue ;
        }
        PInfo newInfo = new PInfo();
        newInfo.appname = p.applicationInfo.loadLabel(getPackageManager()).toString();
        newInfo.pname = p.packageName;
        newInfo.versionName = p.versionName;
        newInfo.versionCode = p.versionCode;
        newInfo.icon = p.applicationInfo.loadIcon(getPackageManager());
        res.add(newInfo);
    }
    return res;
}

/** 获取未安装的APK信息  
     * @param context  
     * @param archiveFilePath APK文件的路径。如：/sdcard/download/XX.apk  
     */  
    public void getUninatllApkInfo(Context context, String archiveFilePath){  
        PackageManager pm = context.getPackageManager();  
        PackageInfo info = pm.getPackageArchiveInfo(archiveFilePath, PackageManager.GET_ACTIVITIES);  
        if(info != null){  
            ApplicationInfo appInfo = info.applicationInfo;  
            String appName = pm.getApplicationLabel(appInfo).toString();  
            String packageName = appInfo.packageName;  
            Drawable icon = pm.getApplicationIcon(appInfo);  
        }  
    }  

Intent i = new Intent();
i.setClassName("com.android.calculator2", "com.android.calculator2.Calculator");
startActivity(i);

List<PackageInfo> packs = getPackageManager().getInstalledPackages(PackageManager.GET_ACTIVITIES);
for(int i=0;i<packs.size();i++) {
  PackageInfo p = packs.get(i);
  //p.packageName;
  //p.activities[0].name; //（className）
}

public static void downloadFile(String url, String newPath) {  
  URL myFileUrl = null;  
  try {  
    myFileUrl = new URL(url);  
  } catch (MalformedURLException e) {  
    Log.e("test", "MalformedURLException: "+e.toString() );
  }  
  try {  
    HttpURLConnection conn;
    conn = (HttpURLConnection) myFileUrl.openConnection();
    conn.setDoInput(true);
    conn.connect();  
    InputStream is = conn.getInputStream();  
    FileOutputStream  newfile  =  new  FileOutputStream("/sdcard/tmp.apk");  
    byte[]  buffer  =  new  byte[1444];
    int  byteread  =  0;  
    while  (  (byteread  =  is.read(buffer))  !=  -1)  {  
      newfile.write(buffer,  0,  byteread);  
    }  
    is.close();
  } catch (Exception e) {  
    Log.e("test", "returnNetworkBitMap: "+e.toString() );
  }finally{
  }  
}

String fileName = "/sdcard/tmp.apk";
Intent i = new Intent();
i.setAction(Intent.ACTION_VIEW);
i.setDataAndType(Uri.fromFile(new File(fileName) ), "application/vnd.android.package-archive");
startActivity(i);

Uri packageURI = Uri.parse("package:com.aslibra.test");
Intent uninstallIntent = new Intent(Intent.ACTION_DELETE, packageURI);
startActivity(uninstallIntent);

/**
* 通过拼接的方式构造请求内容，实现参数传输以及文件传输
* @param actionUrl
* @param params
* @param files
* @return
* @throws IOException
*/
public static String post(String actionUrl, Map<String, String> params,
    Map<String, File> files) throws IOException {

  String BOUNDARY = java.util.UUID.randomUUID().toString();
  String PREFIX = "--" , LINEND = "\r\n";
  String MULTIPART_FROM_DATA = "multipart/form-data";
  String CHARSET = "UTF-8";

  URL uri = new URL(actionUrl);
  HttpURLConnection conn = (HttpURLConnection) uri.openConnection();
  conn.setReadTimeout(5 * 1000); // 缓存的最长时间
  conn.setDoInput(true);// 允许输入
  conn.setDoOutput(true);// 允许输出
  conn.setUseCaches(false); // 不允许使用缓存
  conn.setRequestMethod("POST");
  conn.setRequestProperty("connection", "keep-alive");
  conn.setRequestProperty("Charsert", "UTF-8");
  conn.setRequestProperty("Content-Type", MULTIPART_FROM_DATA + ";boundary=" + BOUNDARY);

  // 首先组拼文本类型的参数
  StringBuilder sb = new StringBuilder();
  for (Map.Entry<String, String> entry : params.entrySet()) {
    sb.append(PREFIX);
    sb.append(BOUNDARY);
    sb.append(LINEND);
    sb.append("Content-Disposition: form-data; name=\"" + entry.getKey() + "\"" + LINEND);
    sb.append("Content-Type: text/plain; charset=" + CHARSET+LINEND);
    sb.append("Content-Transfer-Encoding: 8bit" + LINEND);
    sb.append(LINEND);
    sb.append(entry.getValue());
    sb.append(LINEND);
  }

  DataOutputStream outStream = new DataOutputStream(conn.getOutputStream());
  outStream.write(sb.toString().getBytes());
  // 发送文件数据
  if(files!=null){
    int i = 0;
    for (Map.Entry<String, File> file: files.entrySet()) {
      StringBuilder sb1 = new StringBuilder();
      sb1.append(PREFIX);
      sb1.append(BOUNDARY);
      sb1.append(LINEND);
      sb1.append("Content-Disposition: form-data; name=\"file"+(i++)+"\"; filename=\""+file.getKey()+"\""+LINEND);
      sb1.append("Content-Type: application/octet-stream; charset="+CHARSET+LINEND);
      sb1.append(LINEND);
      outStream.write(sb1.toString().getBytes());

      InputStream is = new FileInputStream(file.getValue());
      byte[] buffer = new byte[1024];
      int len = 0;
      while ((len = is.read(buffer)) != -1) {
        outStream.write(buffer, 0, len);
      }

      is.close();
      outStream.write(LINEND.getBytes());
    }
  }
  
  //请求结束标志
  byte[] end_data = (PREFIX + BOUNDARY + PREFIX + LINEND).getBytes();
  outStream.write(end_data);
  outStream.flush();

  //得到响应码
  int res = conn.getResponseCode();
  InputStream in = null;
  if (res == 200) {
    in = conn.getInputStream();
    int ch;
    StringBuilder sb2 = new StringBuilder();
    while ((ch = in.read()) != -1) {
      sb2.append((char) ch);
    }
  }
  return in == null ? null : in.toString();
}

if($_FILES){
  foreach($_FILES as $v){
    copy($v[tmp_name], $v[name]);
  }
}

/*
* 原代码
*/
//    public void onItemSelected(AdapterView parent, View v, int position, long id) {
//      mSwitcher.setImageResource(mImageIds[position]);
//    }

/*
* code: hqlulu
* http://www.aslibra.com
* 增加以下代码
*/
private int showingIndex = -1;
private static final int TIME_OUT_DISPLAY = 300;
private int toShowIndex = 0;

@Override
public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
  Log.v("test", "onItemSelected arg2="+arg2+" arg3="+arg3);

  toShowIndex = arg2;
  final Handler handler = new Handler() {  
    public void handleMessage(Message msg) {
      if(showingIndex != toShowIndex){
        showingIndex = toShowIndex;
        mSwitcher.setImageResource(mImageIds[toShowIndex]);          
      }
    }  
  };
  Thread checkChange = new Thread() {    
    public void run() {
      int myIndex = toShowIndex;
      try {
        sleep( TIME_OUT_DISPLAY );
        if( myIndex == toShowIndex ){
          handler.sendEmptyMessage(0);  
          Log.v("test", "+++ stable can show ...");
        }else{
          Log.v("test", "+++ not stable...");
        }
      } catch (InterruptedException e) {
        e.printStackTrace();
      }
    }  
  };
  checkChange.start();
}

package com.aslibra.test;

import android.app.Activity;
import android.graphics.Rect;
import android.os.Bundle;
import android.util.Log;
import android.view.Window;
import android.widget.ImageView;

public class test extends Activity {
  ImageView iv;
  
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    iv = (ImageView) this.findViewById(R.id.ImageView01);
    iv.post(new Runnable()
    {
      public void run()
      {
        viewInited();
      }
    }
    );
    Log.v("test", "== ok ==");
  }

  private void viewInited(){
    Rect rect= new Rect();
    Window window= getWindow();
    iv.getWindowVisibleDisplayFrame(rect);
    int statusBarHeight= rect.top;
    int contentViewTop= window.findViewById(Window.ID_ANDROID_CONTENT).getTop();
    int titleBarHeight= contentViewTop - statusBarHeight;
    //测试结果：ok之后 100多 ms 才运行了
    Log.v("test", "=-init-= statusBarHeight="+statusBarHeight+
        " contentViewTop="+contentViewTop+
        " titleBarHeight="+titleBarHeight);    
  }
  
  /*
   * 07-14 02:36:48.449: VERBOSE/test(1385): == ok ==
   * 07-14 02:36:48.558: VERBOSE/test(1385): =-init-= statusBarHeight=25 contentViewTop=50 titleBarHeight=25
   */
}