Java Code Examples for org.apache.flink.graph.Graph#joinWithVertices()

The following examples show how to use org.apache.flink.graph.Graph#joinWithVertices() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: JoinWithVerticesITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinWithVertexSet() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet parameter identical
	 * to the vertex DataSet
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices()
		.map(new VertexToTuple2Map<>()), new AddValuesMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,8\n" +
		"5,10\n";

	compareResultAsTuples(result, expectedResult);
}
Example 2
Source File: JoinWithVerticesITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithLessElements() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet passed as a parameter containing
	 * less elements than the vertex DataSet, but of the same type
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices().first(3)
		.map(new VertexToTuple2Map<>()), new AddValuesMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,4\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 3
Source File: JoinWithVerticesITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithDifferentType() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet passed as a parameter containing
	 * less elements than the vertex DataSet and of a different type(Boolean)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices().first(3)
		.map(new ProjectIdWithTrue()), new DoubleIfTrueMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,4\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 4
Source File: JoinWithVerticesITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithDifferentKeys() throws Exception {
	/*
	 * Test joinWithVertices with an input DataSet containing different keys than the vertex DataSet
	 * - the iterator becomes empty.
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(TestGraphUtils.getLongLongTuple2Data(env),
		new ProjectSecondMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,10\n" +
		"2,20\n" +
		"3,30\n" +
		"4,40\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 5
Source File: JoinWithVerticesITCase.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithCustomType() throws Exception {
	/*
	 * Test joinWithVertices with a DataSet containing custom parametrised type input values
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(TestGraphUtils.getLongCustomTuple2Data(env),
		new CustomValueMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,10\n" +
		"2,20\n" +
		"3,30\n" +
		"4,40\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 6
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinWithVertexSet() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet parameter identical
	 * to the vertex DataSet
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices()
		.map(new VertexToTuple2Map<>()), new AddValuesMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,8\n" +
		"5,10\n";

	compareResultAsTuples(result, expectedResult);
}
Example 7
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithLessElements() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet passed as a parameter containing
	 * less elements than the vertex DataSet, but of the same type
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices().first(3)
		.map(new VertexToTuple2Map<>()), new AddValuesMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,4\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 8
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithDifferentType() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet passed as a parameter containing
	 * less elements than the vertex DataSet and of a different type(Boolean)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices().first(3)
		.map(new ProjectIdWithTrue()), new DoubleIfTrueMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,4\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 9
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithDifferentKeys() throws Exception {
	/*
	 * Test joinWithVertices with an input DataSet containing different keys than the vertex DataSet
	 * - the iterator becomes empty.
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(TestGraphUtils.getLongLongTuple2Data(env),
		new ProjectSecondMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,10\n" +
		"2,20\n" +
		"3,30\n" +
		"4,40\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 10
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithCustomType() throws Exception {
	/*
	 * Test joinWithVertices with a DataSet containing custom parametrised type input values
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(TestGraphUtils.getLongCustomTuple2Data(env),
		new CustomValueMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,10\n" +
		"2,20\n" +
		"3,30\n" +
		"4,40\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 11
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testJoinWithVertexSet() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet parameter identical
	 * to the vertex DataSet
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices()
		.map(new VertexToTuple2Map<>()), new AddValuesMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,8\n" +
		"5,10\n";

	compareResultAsTuples(result, expectedResult);
}
Example 12
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithLessElements() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet passed as a parameter containing
	 * less elements than the vertex DataSet, but of the same type
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices().first(3)
		.map(new VertexToTuple2Map<>()), new AddValuesMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,4\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 13
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithDifferentType() throws Exception {
	/*
	 * Test joinWithVertices with the input DataSet passed as a parameter containing
	 * less elements than the vertex DataSet and of a different type(Boolean)
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(graph.getVertices().first(3)
		.map(new ProjectIdWithTrue()), new DoubleIfTrueMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,2\n" +
		"2,4\n" +
		"3,6\n" +
		"4,4\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 14
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithDifferentKeys() throws Exception {
	/*
	 * Test joinWithVertices with an input DataSet containing different keys than the vertex DataSet
	 * - the iterator becomes empty.
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(TestGraphUtils.getLongLongTuple2Data(env),
		new ProjectSecondMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,10\n" +
		"2,20\n" +
		"3,30\n" +
		"4,40\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}
Example 15
Source File: JoinWithVerticesITCase.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Test
public void testWithCustomType() throws Exception {
	/*
	 * Test joinWithVertices with a DataSet containing custom parametrised type input values
	 */
	final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();

	Graph<Long, Long, Long> graph = Graph.fromDataSet(TestGraphUtils.getLongLongVertexData(env),
		TestGraphUtils.getLongLongEdgeData(env), env);

	Graph<Long, Long, Long> res = graph.joinWithVertices(TestGraphUtils.getLongCustomTuple2Data(env),
		new CustomValueMapper());

	DataSet<Vertex<Long, Long>> data = res.getVertices();
	List<Vertex<Long, Long>> result = data.collect();

	expectedResult = "1,10\n" +
		"2,20\n" +
		"3,30\n" +
		"4,40\n" +
		"5,5\n";

	compareResultAsTuples(result, expectedResult);
}