org.apache.flink.graph.utils

Class Tuple2ToEdgeMap<K>

java.lang.Object

org.apache.flink.graph.utils.Tuple2ToEdgeMap<K>

Type Parameters:

K - edge ID type

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.MapFunction<org.apache.flink.api.java.tuple.Tuple2<K,K>,Edge<K,org.apache.flink.types.NullValue>>

public class Tuple2ToEdgeMap<K>
extends Object
implements org.apache.flink.api.common.functions.MapFunction<org.apache.flink.api.java.tuple.Tuple2<K,K>,Edge<K,org.apache.flink.types.NullValue>>

Create an Edge from a Tuple2.

The new edge's value is set to NullValue.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Tuple2ToEdgeMap()

Method Summary

Modifier and Type	Method and Description
Edge<K,org.apache.flink.types.NullValue>	map(org.apache.flink.api.java.tuple.Tuple2<K,K> tuple)

Methods inherited from class java.lang.Object

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

Constructor Detail

Tuple2ToEdgeMap

public Tuple2ToEdgeMap()

Method Detail

map

public Edge<K,org.apache.flink.types.NullValue> map(org.apache.flink.api.java.tuple.Tuple2<K,K> tuple)

Specified by:

map in interface org.apache.flink.api.common.functions.MapFunction<org.apache.flink.api.java.tuple.Tuple2<K,K>,Edge<K,org.apache.flink.types.NullValue>>