Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (c) 2012-2013 NetEase, Inc. and other contributors
 *
 *  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.app.ActivityManager;

import android.app.ActivityManager.RunningTaskInfo;
import android.content.Context;

import java.util.List;

public class Main {
    /**
     * get top activity name
     *
     * @param context context of activity
     * @return top activity name
     */
    public static String getTopActivity(Context context) {
        ActivityManager manager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
        // Note: getRunningTasks is deprecated in API 21(Official)
        List<RunningTaskInfo> runningTaskInfos = manager.getRunningTasks(1);
        if (runningTaskInfos != null)
            return (runningTaskInfos.get(0).topActivity).toString();
        else
            return null;
    }
}