org.apache.giraph.utils

Class NoOpComputation<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,M extends org.apache.hadoop.io.Writable>

java.lang.Object

org.apache.giraph.conf.DefaultImmutableClassesGiraphConfigurable<I,V,E>

org.apache.giraph.worker.WorkerAggregatorDelegator<I,V,E>

org.apache.giraph.graph.AbstractComputation<I,V,E,M,M>

org.apache.giraph.graph.BasicComputation<I,V,E,M>

org.apache.giraph.utils.NoOpComputation<I,V,E,M>

Type Parameters:

I - Vertex id

V - Vertex data

E - Edge data

M - Message data

All Implemented Interfaces:

AggregatorUsage, GiraphConfigurationSettable<I,V,E>, ImmutableClassesGiraphConfigurable<I,V,E>, TypesHolder<I,V,E,M,M>, Computation<I,V,E,M,M>, WorkerAggregatorUsage, WorkerBroadcastUsage, WorkerGlobalCommUsage, WorkerIndexUsage<I>, WorkerReduceUsage

Direct Known Subclasses:

IntIntNullNoOpComputation, IntNoOpComputation, LongNoOpComputation, TestAdjacencyListTextVertexOutputFormat.DummyComputation, TestGiraphTransferRegulator.TestComputation, TestIdWithValueTextOutputFormat.DummyComputation, TestLongDoubleDoubleAdjacencyListVertexInputFormat.DummyComputation, TestPartitionStores.MyComputation, TestSrcIdDstIdEdgeValueTextOutputFormat.DummyComputation, TestTextDoubleDoubleAdjacencyListVertexInputFormat.DummyComputation, TestVertexAndEdges.TestComputation

public class NoOpComputation<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,M extends org.apache.hadoop.io.Writable>
extends BasicComputation<I,V,E,M>

Computation which does nothing, just halts, used for testing

Constructor Summary

Constructors

Constructor and Description
NoOpComputation()

Method Summary

Modifier and Type	Method and Description
void	compute(Vertex<I,V,E> vertex, Iterable<M> messages)

Methods inherited from class org.apache.giraph.graph.AbstractComputation

addEdgeRequest, addVertexRequest, addVertexRequest, getContext, getMyWorkerIndex, getSuperstep, getTotalNumEdges, getTotalNumVertices, getWorkerContext, getWorkerCount, getWorkerForVertex, initialize, postSuperstep, preSuperstep, removeEdgesRequest, removeVertexRequest, sendMessage, sendMessageToAllEdges, sendMessageToMultipleEdges

Methods inherited from class org.apache.giraph.worker.WorkerAggregatorDelegator

aggregate, getAggregatedValue, getBroadcast, reduce, reduceMerge, setWorkerGlobalCommUsage

Methods inherited from class org.apache.giraph.conf.DefaultImmutableClassesGiraphConfigurable

getConf, setConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.giraph.conf.ImmutableClassesGiraphConfigurable

getConf

Methods inherited from interface org.apache.giraph.conf.GiraphConfigurationSettable

setConf

Methods inherited from interface org.apache.giraph.worker.WorkerBroadcastUsage

getBroadcast

Methods inherited from interface org.apache.giraph.worker.WorkerReduceUsage

reduce, reduceMerge

Methods inherited from interface org.apache.giraph.worker.WorkerAggregatorUsage

aggregate

Methods inherited from interface org.apache.giraph.aggregators.AggregatorUsage

getAggregatedValue

Constructor Detail

NoOpComputation

public NoOpComputation()

Method Detail

compute

public void compute(Vertex<I,V,E> vertex,
                    Iterable<M> messages)
             throws IOException

Specified by:

compute in interface Computation<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,M extends org.apache.hadoop.io.Writable,M extends org.apache.hadoop.io.Writable>

Specified by:

compute in class AbstractComputation<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,M extends org.apache.hadoop.io.Writable,M extends org.apache.hadoop.io.Writable>

Throws:

IOException