Package org.apache.flink.cep.pattern.conditions

Class RichIterativeCondition<T>

java.lang.Object

org.apache.flink.cep.pattern.conditions.IterativeCondition<T>

org.apache.flink.cep.pattern.conditions.RichIterativeCondition<T>

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction

Direct Known Subclasses:

RichCompositeIterativeCondition

public abstract class RichIterativeCondition<T>
extends IterativeCondition<T>
implements org.apache.flink.api.common.functions.RichFunction

Rich variant of the IterativeCondition. As a RichFunction, it gives access to the RuntimeContext and provides setup and teardown methods: RichFunction.open(OpenContext) and RichFunction.close().

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.cep.pattern.conditions.IterativeCondition

IterativeCondition.Context<T>

Constructor Summary

Constructors

Constructor	Description
RichIterativeCondition()

Method Summary

Modifier and Type	Method	Description
void	close()
org.apache.flink.api.common.functions.IterationRuntimeContext	getIterationRuntimeContext()
org.apache.flink.api.common.functions.RuntimeContext	getRuntimeContext()
void	open(org.apache.flink.api.common.functions.OpenContext openContext)
void	setRuntimeContext(org.apache.flink.api.common.functions.RuntimeContext runtimeContext)

Methods inherited from class org.apache.flink.cep.pattern.conditions.IterativeCondition

filter

Methods inherited from class java.lang.Object

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

Constructor Details

RichIterativeCondition

public RichIterativeCondition()

Method Details

setRuntimeContext

public void setRuntimeContext(org.apache.flink.api.common.functions.RuntimeContext runtimeContext)

Specified by:

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

getRuntimeContext

public org.apache.flink.api.common.functions.RuntimeContext getRuntimeContext()

Specified by:

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

getIterationRuntimeContext

public org.apache.flink.api.common.functions.IterationRuntimeContext getIterationRuntimeContext()

Specified by:

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

open

public void open(org.apache.flink.api.common.functions.OpenContext openContext)
          throws Exception

Specified by:

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

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

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

Throws:

Exception