com.hadoopz.MyDroidLib.util.IDroidUtils Maven / Gradle / Ivy

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/*
 * Copyright 2018 jw362j.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.hadoopz.MyDroidLib.util;

import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.text.TextUtils;
import java.util.List;

/**
 *
 * @author jw362j
 */
public class IDroidUtils {

    public static boolean isPackageExists(Context context, String packageName) {
        if (context == null || TextUtils.isEmpty(packageName)) {
            return false;
        }
        PackageManager pm = context.getPackageManager();
        List packages = pm.getInstalledApplications(0);
        for (ApplicationInfo packageInfo : packages) {
            if (packageName.equals(packageInfo.packageName)) {
                return true;
            }
        }
        return false;
    }

    public static void loadAllPackage(Context context,List packages) {
        if (context == null || packages == null) {
            return  ;
        }
        PackageManager pm = context.getPackageManager();
        List appInfos = pm.getInstalledApplications(0);
        
        for (ApplicationInfo packageInfo : appInfos) {
            packages.add(packageInfo.packageName);
        }
    }
}