Android 实现版本检测\自动更新

曾经用到过的一个Android工具类，版本检测、自动更新。通用性差，权当笔记。

view plaincopy to clipboardprint?

package com.hiyo.game.pdk.tool;

import java.io.File;

import java.io.FileOutputStream;

import java.io.InputStream;

import java.net.URL;

import java.net.URLConnection;

import android.app.Activity;

import android.app.AlertDialog;

import android.app.ProgressDialog;

import android.content.Context;

import android.content.DialogInterface;

import android.content.Intent;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager.NameNotFoundException;

import android.net.ConnectivityManager;

import android.net.NetworkInfo;

import android.net.Uri;

import android.util.Log;

import android.webkit.URLUtil;

import com.hiyo.game.pdk.activity.R;

/**

* Android AutoUpdate.

*

* lazybone/2010.08.20

*

* 1.Set apkUrl.

*

* 2.check().

*

* 3.add delFile() method in resume()onPause().

*/

public class MyAutoUpdate {

public Activity activity = null;

public int versionCode = 0;

public String versionName = "";

private static final String TAG = "AutoUpdate";

private String currentFilePath = "";

private String currentTempFilePath = "";

private String fileEx = "";

private String fileNa = "";

private String strURL = "http://127.0.0.1:81/ApiDemos.apk";

private ProgressDialog dialog;

public MyAutoUpdate(Activity activity) {

this.activity = activity;

getCurrentVersion();

}

public void check() {

if (isNetworkAvailable(this.activity) == false) {