78 lines
2.6 KiB
Plaintext
78 lines
2.6 KiB
Plaintext
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package com.example.administrator.ximengjianyu.utils;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.net.Uri;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Created by xukai on 2017/2/16.
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*/
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public class ApkUtils {
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private Context mContext;
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public ApkUtils(Context context) {
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mContext = context;
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}
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/**
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* 该方法用来卸载程序
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*/
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public void uninstallAPK(String packageName) {
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// 通过程序的包名创建URI
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Uri packageURI = Uri.parse("package:" + packageName);
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// 创建Intent意图
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Intent intent = new Intent(Intent.ACTION_DELETE);
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intent.setData(packageURI);
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// 执行卸载程序
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mContext.startActivity(intent);
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}
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/**
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* 该方法用来判断某个手机上是否安卓了指定的软件
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*/
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public boolean haveInstallApk( String packageName){
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//获取packagemanager
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final PackageManager packageManager = mContext.getPackageManager();
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//获取所有已安装程序的包信息
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List<PackageInfo> packageInfos = packageManager.getInstalledPackages(0);
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//用于存储所有已安装程序的包名
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List<String> packageNames = new ArrayList<String>();
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//从pinfo中将包名字逐一取出，压入pName list中
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if(packageInfos != null){
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for(int i = 0; i < packageInfos.size(); i++){
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String packName = packageInfos.get(i).packageName;
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packageNames.add(packName);
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}
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}
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//判断packageNames中是否有目标程序的包名，有TRUE，没有FALSE
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return packageNames.contains(packageName);
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}
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/**
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* 判断相对应的APP是否存在
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*
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* @param context
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* @param packageName(包名)(若想判断QQ，则改为com.tencent.mobileqq，若想判断微信，则改为com.tencent.mm)
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* @return
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*/
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public static boolean isAvilible(Context context, String packageName) {
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PackageManager packageManager = context.getPackageManager();
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//获取手机系统的所有APP包名，然后进行一一比较
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List<PackageInfo> pinfo = packageManager.getInstalledPackages(0);
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for (int i = 0; i < pinfo.size(); i++) {
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if (((PackageInfo) pinfo.get(i)).packageName
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.equalsIgnoreCase(packageName))
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return true;
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}
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return false;
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}
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}
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