Main.java Source code

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Here is the source code for Main.java

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//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2011 Adam Shanks (ChainsDD)
 * 
 * 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.
 ******************************************************************************/

import android.content.Context;

import android.content.pm.PackageManager;

import android.util.Log;

import java.util.HashMap;

public class Main {
    private static final String TAG = "Su.Util";
    private static final HashMap<Integer, String> sSystemUids = new HashMap<Integer, String>();

    public static String getAppPackage(Context c, int uid) {
        if (sSystemUids.containsKey(uid)) {
            return sSystemUids.get(uid);
        }

        PackageManager pm = c.getPackageManager();
        String[] packages = pm.getPackagesForUid(uid);
        String appPackage = "unknown";

        if (packages != null) {
            if (packages.length == 1) {
                appPackage = packages[0];
            } else if (packages.length > 1) {
                appPackage = "";
                for (int i = 0; i < packages.length; i++) {
                    appPackage += packages[i];
                    if (i < packages.length - 1) {
                        appPackage += ", ";
                    }
                }
            }
        } else {
            Log.e(TAG, "Package not found");
        }

        return appPackage;
    }
}