Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/**
 * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
 *
 * You are hereby granted a non-exclusive, worldwide, royalty-free license to use,
 * copy, modify, and distribute this software in source code or binary form for use
 * in connection with the web services and APIs provided by Facebook.
 *
 * As with any software that integrates with the Facebook platform, your use of
 * this software is subject to the Facebook Developer Principles and Policies
 * [http://developers.facebook.com/policy/]. This copyright notice shall be
 * included in all copies or substantial portions of the software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

import android.content.ContentResolver;
import android.content.Context;

import android.database.Cursor;
import android.net.Uri;

import java.util.HashSet;

import java.util.Set;

public class Main {
    private static Set<Integer> getAllAvailableProtocolVersions(Context context) {
        ContentResolver contentResolver = context.getContentResolver();
        Set<Integer> allAvailableVersions = new HashSet<Integer>();
        Uri uri = Uri.parse("content://com.facebook.orca.provider.MessengerPlatformProvider/versions");
        String[] projection = new String[] { "version" };
        Cursor c = contentResolver.query(uri, projection, null, null, null);
        if (c != null) {
            try {
                int versionColumnIndex = c.getColumnIndex("version");
                while (c.moveToNext()) {
                    int version = c.getInt(versionColumnIndex);
                    allAvailableVersions.add(version);
                }
            } finally {
                c.close();
            }
        }
        return allAvailableVersions;
    }
}