org.apache.flink.graph.example.utils.MusicProfilesData Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of flink-gelly Show documentation
There is a newer version: 1.16.3
/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.flink.graph.example.utils;

import java.util.ArrayList;
import java.util.List;

import org.apache.flink.api.java.DataSet;
import org.apache.flink.api.java.ExecutionEnvironment;
import org.apache.flink.api.java.tuple.Tuple3;

public class MusicProfilesData {

	public static DataSet> getUserSongTriplets(ExecutionEnvironment env) {
		List> triplets = new ArrayList>();
		
		triplets.add(new Tuple3("user_1", "song_1", 100));
		triplets.add(new Tuple3("user_1", "song_2", 10));
		triplets.add(new Tuple3("user_1", "song_3", 20));
		triplets.add(new Tuple3("user_1", "song_4", 30));
		triplets.add(new Tuple3("user_1", "song_5", 1));
		
		triplets.add(new Tuple3("user_2", "song_6", 40));
		triplets.add(new Tuple3("user_2", "song_7", 10));
		triplets.add(new Tuple3("user_2", "song_8", 3));
		
		triplets.add(new Tuple3("user_3", "song_1", 100));
		triplets.add(new Tuple3("user_3", "song_2", 10));
		triplets.add(new Tuple3("user_3", "song_3", 20));
		triplets.add(new Tuple3("user_3", "song_8", 30));
		triplets.add(new Tuple3("user_3", "song_9", 1));
		triplets.add(new Tuple3("user_3", "song_10", 8));
		triplets.add(new Tuple3("user_3", "song_11", 90));
		triplets.add(new Tuple3("user_3", "song_12", 30));
		triplets.add(new Tuple3("user_3", "song_13", 34));
		triplets.add(new Tuple3("user_3", "song_14", 17));
		
		triplets.add(new Tuple3("user_4", "song_1", 100));
		triplets.add(new Tuple3("user_4", "song_6", 10));
		triplets.add(new Tuple3("user_4", "song_8", 20));
		triplets.add(new Tuple3("user_4", "song_12", 30));
		triplets.add(new Tuple3("user_4", "song_13", 1));
		triplets.add(new Tuple3("user_4", "song_15", 1));
		
		triplets.add(new Tuple3("user_5", "song_3", 300));
		triplets.add(new Tuple3("user_5", "song_4", 4));
		triplets.add(new Tuple3("user_5", "song_5", 5));
		triplets.add(new Tuple3("user_5", "song_8", 8));
		triplets.add(new Tuple3("user_5", "song_9", 9));
		triplets.add(new Tuple3("user_5", "song_10", 10));
		triplets.add(new Tuple3("user_5", "song_12", 12));
		triplets.add(new Tuple3("user_5", "song_13", 13));
		triplets.add(new Tuple3("user_5", "song_15", 15));

		triplets.add(new Tuple3("user_6", "song_6", 30));

		return env.fromCollection(triplets);
	}
	
	public static DataSet getMismatches(ExecutionEnvironment env) {
		List errors = new ArrayList();
		errors.add("ERROR:  Sever");
		errors.add("ERROR:  Black Trees");
		return env.fromCollection(errors);
	}
}