org.apache.flink.graph.examples.data

Class SummarizationData

java.lang.Object

org.apache.flink.graph.examples.data.SummarizationData

public class SummarizationData
extends Object

Provides the default data set used for Summarization tests.

Field Summary

Fields

Modifier and Type	Field and Description
static String[]	EXPECTED_EDGES_ABSENT_VALUES Format: "possible-source-id[,possible-source-id];possible-target-id[,possible-target-id];group-value,group-count"
static String[]	EXPECTED_EDGES_WITH_VALUES Format: "possible-source-id[,possible-source-id];possible-target-id[,possible-target-id];group-value,group-count"
static String[]	EXPECTED_VERTICES The resulting vertex id can be any id of the vertices summarized by the single vertex.

Method Summary

Modifier and Type	Method and Description
static org.apache.flink.api.java.DataSet<org.apache.flink.graph.Edge<Long,String>>	getEdges(org.apache.flink.api.java.ExecutionEnvironment env) Creates a set of edges with attached String values.
static org.apache.flink.api.java.DataSet<org.apache.flink.graph.Edge<Long,org.apache.flink.types.NullValue>>	getEdgesWithAbsentValues(org.apache.flink.api.java.ExecutionEnvironment env) Creates a set of edges with NullValue as edge value.
static org.apache.flink.api.java.DataSet<org.apache.flink.graph.Vertex<Long,String>>	getVertices(org.apache.flink.api.java.ExecutionEnvironment env) Creates a set of vertices with attached String values.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EXPECTED_VERTICES

public static final String[] EXPECTED_VERTICES

The resulting vertex id can be any id of the vertices summarized by the single vertex. Format: "possible-id[,possible-id];group-value,group-count"

EXPECTED_EDGES_WITH_VALUES

public static final String[] EXPECTED_EDGES_WITH_VALUES

Format: "possible-source-id[,possible-source-id];possible-target-id[,possible-target-id];group-value,group-count"

EXPECTED_EDGES_ABSENT_VALUES

public static final String[] EXPECTED_EDGES_ABSENT_VALUES

Format: "possible-source-id[,possible-source-id];possible-target-id[,possible-target-id];group-value,group-count"

Method Detail

getVertices

public static org.apache.flink.api.java.DataSet<org.apache.flink.graph.Vertex<Long,String>> getVertices(org.apache.flink.api.java.ExecutionEnvironment env)

Creates a set of vertices with attached String values.

Parameters:

env - execution environment

Returns:

vertex data set with string values

getEdges

public static org.apache.flink.api.java.DataSet<org.apache.flink.graph.Edge<Long,String>> getEdges(org.apache.flink.api.java.ExecutionEnvironment env)

Creates a set of edges with attached String values.

Parameters:

env - execution environment

Returns:

edge data set with string values

getEdgesWithAbsentValues

public static org.apache.flink.api.java.DataSet<org.apache.flink.graph.Edge<Long,org.apache.flink.types.NullValue>> getEdgesWithAbsentValues(org.apache.flink.api.java.ExecutionEnvironment env)

Creates a set of edges with NullValue as edge value.

Parameters:

env - execution environment

Returns:

edge data set with null values