org.apache.flink.runtime.operators.udf

Class RuntimeUDFContext

java.lang.Object

org.apache.flink.runtime.operators.udf.RuntimeUDFContext

All Implemented Interfaces:

RuntimeContext

public class RuntimeUDFContext
extends Object
implements RuntimeContext

Constructor Summary

Constructors

Constructor and Description
RuntimeUDFContext(String name, int numParallelSubtasks, int subtaskIndex)
RuntimeUDFContext(String name, int numParallelSubtasks, int subtaskIndex, Map<String,FutureTask<Path>> cpTasks)

Method Summary

Methods

Modifier and Type	Method and Description
<V,A> void	addAccumulator(String name, Accumulator<V,A> accumulator)
<V,A> Accumulator<V,A>	getAccumulator(String name)
HashMap<String,Accumulator<?,?>>	getAllAccumulators()
<RT> Collection<RT>	getBroadcastVariable(String name)
DistributedCache	getDistributedCache()
DoubleCounter	getDoubleCounter(String name)
Histogram	getHistogram(String name)
int	getIndexOfThisSubtask()
IntCounter	getIntCounter(String name)
LongCounter	getLongCounter(String name)
int	getNumberOfParallelSubtasks()
String	getTaskName()
void	setBroadcastVariable(String name, Collection<?> value)

Methods inherited from class java.lang.Object

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

Constructor Detail

RuntimeUDFContext

public RuntimeUDFContext(String name,
                 int numParallelSubtasks,
                 int subtaskIndex)

RuntimeUDFContext

public RuntimeUDFContext(String name,
                 int numParallelSubtasks,
                 int subtaskIndex,
                 Map<String,FutureTask<Path>> cpTasks)

Method Detail

getTaskName

public String getTaskName()

Specified by:

getTaskName in interface RuntimeContext

getNumberOfParallelSubtasks

public int getNumberOfParallelSubtasks()

Specified by:

getNumberOfParallelSubtasks in interface RuntimeContext

getIndexOfThisSubtask

public int getIndexOfThisSubtask()

Specified by:

getIndexOfThisSubtask in interface RuntimeContext

getIntCounter

public IntCounter getIntCounter(String name)

Specified by:

getIntCounter in interface RuntimeContext

getLongCounter

public LongCounter getLongCounter(String name)

Specified by:

getLongCounter in interface RuntimeContext

getHistogram

public Histogram getHistogram(String name)

Specified by:

getHistogram in interface RuntimeContext

getDoubleCounter

public DoubleCounter getDoubleCounter(String name)

Specified by:

getDoubleCounter in interface RuntimeContext

addAccumulator

public <V,A> void addAccumulator(String name,
                        Accumulator<V,A> accumulator)

Specified by:

addAccumulator in interface RuntimeContext

getAccumulator

public <V,A> Accumulator<V,A> getAccumulator(String name)

Specified by:

getAccumulator in interface RuntimeContext

getAllAccumulators

public HashMap<String,Accumulator<?,?>> getAllAccumulators()

Specified by:

getAllAccumulators in interface RuntimeContext

setBroadcastVariable

public void setBroadcastVariable(String name,
                        Collection<?> value)

getBroadcastVariable

public <RT> Collection<RT> getBroadcastVariable(String name)

Specified by:

getBroadcastVariable in interface RuntimeContext

getDistributedCache

public DistributedCache getDistributedCache()

Specified by:

getDistributedCache in interface RuntimeContext