org.apache.flink.api.java

Class Utils.CollectHelper<T>

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.flink.api.common.functions.RichFlatMapFunction<T,T>

org.apache.flink.api.java.Utils.CollectHelper<T>

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.FlatMapFunction<T,T>, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction

Enclosing class:

Utils

public static class Utils.CollectHelper<T>
extends org.apache.flink.api.common.functions.RichFlatMapFunction<T,T>

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
CollectHelper(String id, org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer)

Method Summary

Modifier and Type	Method and Description
void	close()
void	flatMap(T value, org.apache.flink.util.Collector<T> out)
void	open(org.apache.flink.configuration.Configuration parameters)

Methods inherited from class org.apache.flink.api.common.functions.AbstractRichFunction

getIterationRuntimeContext, getRuntimeContext, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Detail

CollectHelper

public CollectHelper(String id,
                     org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer)

Method Detail

open

public void open(org.apache.flink.configuration.Configuration parameters)
          throws Exception

Specified by:

open in interface org.apache.flink.api.common.functions.RichFunction

Overrides:

open in class org.apache.flink.api.common.functions.AbstractRichFunction

Throws:

Exception

flatMap

public void flatMap(T value,
                    org.apache.flink.util.Collector<T> out)
             throws Exception

Specified by:

flatMap in interface org.apache.flink.api.common.functions.FlatMapFunction<T,T>

Specified by:

flatMap in class org.apache.flink.api.common.functions.RichFlatMapFunction<T,T>

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.flink.api.common.functions.RichFunction

Overrides:

close in class org.apache.flink.api.common.functions.AbstractRichFunction

Throws:

Exception