Examples with NullValue org.apache.flink.types.NullValue used on opensource projects

Example 16 with NullValue

use of org.apache.flink.types.NullValue in project flink by apache.

the class EdgeTargetDegreeTest method testWithRMatGraph.

@Test
public void testWithRMatGraph() throws Exception {
    DataSet<Edge<LongValue, Tuple2<NullValue, LongValue>>> targetDegreeOnTargetId = undirectedRMatGraph.run(new EdgeSourceDegree<LongValue, NullValue, NullValue>());
    Checksum checksumOnTargetId = new ChecksumHashCode<Edge<LongValue, Tuple2<NullValue, LongValue>>>().run(targetDegreeOnTargetId).execute();
    assertEquals(20884, checksumOnTargetId.getCount());
    assertEquals(0x000000019d8f0070L, checksumOnTargetId.getChecksum());
    DataSet<Edge<LongValue, Tuple2<NullValue, LongValue>>> targetDegreeOnSourceId = undirectedRMatGraph.run(new EdgeTargetDegree<LongValue, NullValue, NullValue>().setReduceOnSourceId(true));
    Checksum checksumOnSourceId = new ChecksumHashCode<Edge<LongValue, Tuple2<NullValue, LongValue>>>().run(targetDegreeOnSourceId).execute();
    assertEquals(checksumOnTargetId, checksumOnSourceId);
}

Example 17 with NullValue

use of org.apache.flink.types.NullValue in project flink by apache.

the class VertexDegreeTest method testWithRMatGraph.

@Test
public void testWithRMatGraph() throws Exception {
    DataSet<Vertex<LongValue, LongValue>> degreeOnSourceId = undirectedRMatGraph.run(new VertexDegree<LongValue, NullValue, NullValue>());
    Checksum checksumOnSourceId = new ChecksumHashCode<Vertex<LongValue, LongValue>>().run(degreeOnSourceId).execute();
    assertEquals(902, checksumOnSourceId.getCount());
    assertEquals(0x0000000000e1fb30L, checksumOnSourceId.getChecksum());
    DataSet<Vertex<LongValue, LongValue>> degreeOnTargetId = undirectedRMatGraph.run(new VertexDegree<LongValue, NullValue, NullValue>().setReduceOnTargetId(true));
    Checksum checksumOnTargetId = new ChecksumHashCode<Vertex<LongValue, LongValue>>().run(degreeOnTargetId).execute();
    assertEquals(checksumOnSourceId, checksumOnTargetId);
}

Example 18 with NullValue

use of org.apache.flink.types.NullValue in project flink by apache.

the class MaximumDegreeTest method testWithRMatGraph.

@Test
public void testWithRMatGraph() throws Exception {
    Checksum checksum = undirectedRMatGraph.run(new MaximumDegree<LongValue, NullValue, NullValue>(16)).run(new ChecksumHashCode<LongValue, NullValue, NullValue>()).execute();
    assertEquals(805, checksum.getCount());
    assertEquals(0x0000000008028b43L, checksum.getChecksum());
}

Example 19 with NullValue

use of org.apache.flink.types.NullValue in project flink by apache.

the class DegreesITCase method testGetDegreesWithDisconnectedData.

@Test
public void testGetDegreesWithDisconnectedData() throws Exception {
    /*
		 * Test getDegrees() with disconnected data
		 */
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    Graph<Long, NullValue, Long> graph = Graph.fromDataSet(TestGraphUtils.getDisconnectedLongLongEdgeData(env), env);
    DataSet<Tuple2<Long, LongValue>> data = graph.outDegrees();
    List<Tuple2<Long, LongValue>> result = data.collect();
    expectedResult = "1,2\n" + "2,1\n" + "3,0\n" + "4,1\n" + "5,0\n";
    compareResultAsTuples(result, expectedResult);
}

Example 20 with NullValue

use of org.apache.flink.types.NullValue in project flink by apache.

the class FromCollectionITCase method testFromCollectionEdgesNoInitialValue.

@Test
public void testFromCollectionEdgesNoInitialValue() throws Exception {
    /*
         * Test fromCollection(edges) with no initial value for the vertices
         */
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    Graph<Long, NullValue, Long> graph = Graph.fromCollection(TestGraphUtils.getLongLongEdges(), env);
    DataSet<Vertex<Long, NullValue>> data = graph.getVertices();
    List<Vertex<Long, NullValue>> result = data.collect();
    expectedResult = "1,(null)\n" + "2,(null)\n" + "3,(null)\n" + "4,(null)\n" + "5,(null)\n";
    compareResultAsTuples(result, expectedResult);
}