Uses of Interface
org.apache.giraph.aggregators.AggregatorUsage

Packages that use AggregatorUsage

Package	Description
org.apache.giraph.aggregators.matrix.dense	Package of dense matrix aggregator.
org.apache.giraph.aggregators.matrix.sparse	Package of sparce matrix aggregator.
org.apache.giraph.benchmark	Package of benchmarks for performance testing and optimization
org.apache.giraph.graph	Package of all the graph related objects, built on the org.apache.bsp package.
org.apache.giraph.io	Input/Output related things.
org.apache.giraph.io.formats	Package of reusable library Giraph objects.
org.apache.giraph.io.internal	Input/Output classes for internal use only.
org.apache.giraph.io.iterables	Iterable wrappers for IO readers/writers
org.apache.giraph.jython	Jython integration.
org.apache.giraph.master	Package of all the master related things.
org.apache.giraph.worker	Package of all the worker related things

Uses of AggregatorUsage in org.apache.giraph.aggregators.matrix.dense

Methods in org.apache.giraph.aggregators.matrix.dense with parameters of type AggregatorUsage

Modifier and Type	Method and Description
FloatDenseMatrix	FloatDenseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.
LongDenseMatrix	LongDenseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.
IntDenseMatrix	IntDenseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.
DoubleDenseMatrix	DoubleDenseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.

Uses of AggregatorUsage in org.apache.giraph.aggregators.matrix.sparse

Methods in org.apache.giraph.aggregators.matrix.sparse with parameters of type AggregatorUsage

Modifier and Type	Method and Description
LongSparseMatrix	LongSparseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.
FloatSparseMatrix	FloatSparseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.
DoubleSparseMatrix	DoubleSparseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.
IntSparseMatrix	IntSparseMatrixSumAggregator.getMatrix(int numRows, AggregatorUsage aggUser) Read the aggregated values of the matrix.

Uses of AggregatorUsage in org.apache.giraph.benchmark

Classes in org.apache.giraph.benchmark that implement AggregatorUsage

Modifier and Type	Class and Description
static class	AggregatorsBenchmark.AggregatorsBenchmarkComputation Vertex class for AggregatorsBenchmark
static class	AggregatorsBenchmark.AggregatorsBenchmarkMasterCompute MasterCompute class for AggregatorsBenchmark
static class	AggregatorsBenchmark.AggregatorsBenchmarkWorkerContext WorkerContext class for AggregatorsBenchmark
class	PageRankComputation Implementation of PageRank in which vertex ids are ints, page rank values are floats, and graph is unweighted.
static class	RandomMessageBenchmark.RandomMessageBenchmarkMasterCompute Master compute associated with RandomMessageBenchmark.
static class	RandomMessageBenchmark.RandomMessageBenchmarkWorkerContext WorkerContext forRandomMessageBenchmark.
static class	RandomMessageBenchmark.RandomMessageComputation Actual message computation (messaging in this case)
static class	ReducersBenchmark.ReducersBenchmarkComputation Vertex class for ReducersBenchmark
static class	ReducersBenchmark.ReducersBenchmarkMasterCompute MasterCompute class for ReducersBenchmark
static class	ReducersBenchmark.ReducersBenchmarkWorkerContext WorkerContext class for ReducersBenchmark
class	ShortestPathsComputation Shortest paths algorithm.
class	WeightedPageRankComputation Implementation of Page Rank algorithm on a weighted graph.

Uses of AggregatorUsage in org.apache.giraph.graph

Subinterfaces of AggregatorUsage in org.apache.giraph.graph

Modifier and Type	Interface and Description
interface	Computation<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,M1 extends org.apache.hadoop.io.Writable,M2 extends org.apache.hadoop.io.Writable> Interface for an application for computation.

Classes in org.apache.giraph.graph that implement AggregatorUsage

Modifier and Type	Class and Description
class	AbstractComputation<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,M1 extends org.apache.hadoop.io.Writable,M2 extends org.apache.hadoop.io.Writable> See Computation for explanation of the interface.
class	BasicComputation<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> Computation in which both incoming and outgoing message types are the same.

Uses of AggregatorUsage in org.apache.giraph.io

Classes in org.apache.giraph.io that implement AggregatorUsage

Modifier and Type	Class and Description
class	BasicVertexValueReader<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> Abstract base class for VertexValueReader.
class	EdgeReader<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable> Analogous to org.apache.giraph.bsp.BspRecordReader for edges.
class	MappingReader<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,B extends org.apache.hadoop.io.Writable> Will read the mapping from an input split.
class	ReverseEdgeDuplicator<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable> An EdgeReader that creates the opposite direction edge for each edge read.
class	VertexReader<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable> Analogous to Hadoop's RecordReader for vertices.
class	VertexValueReader<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> Vertex reader for VertexValueInputFormat.

Uses of AggregatorUsage in org.apache.giraph.io.formats

Classes in org.apache.giraph.io.formats that implement AggregatorUsage

Modifier and Type	Class and Description
protected class	AdjacencyListTextVertexInputFormat.AdjacencyListTextVertexReader Vertex reader associated with AdjacencyListTextVertexInputFormat.
class	IntIntNullTextInputFormat.IntIntNullVertexReader Vertex reader associated with IntIntNullTextInputFormat.
class	IntIntNullTextVertexInputFormat.IntIntNullVertexReader Vertex reader associated with IntIntNullTextVertexInputFormat.
class	IntIntTextVertexValueInputFormat.IntIntTextVertexValueReader VertexValueReader associated with IntIntTextVertexValueInputFormat.
class	IntNullNullTextInputFormat.IntNullNullNullVertexReader Reader for this InputFormat.
class	IntNullTextEdgeInputFormat.IntNullTextEdgeReader EdgeReader associated with IntNullTextEdgeInputFormat.
protected class	JsonBase64VertexInputFormat.JsonBase64VertexReader Simple reader that supports JsonBase64VertexInputFormat
protected class	LongDoubleDoubleAdjacencyListVertexInputFormat.LongDoubleDoubleAdjacencyListVertexReader VertexReader associated with LongDoubleDoubleAdjacencyListVertexInputFormat.
class	LongLongNullTextInputFormat.LongLongNullVertexReader Vertex reader associated with LongLongNullTextInputFormat.
static class	SequenceFileVertexInputFormat.SequenceFileVertexReader<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,X extends Vertex<I,V,E>> Vertex reader used with SequenceFileVertexInputFormat.
protected class	TextDoubleDoubleAdjacencyListVertexInputFormat.TextDoubleDoubleAdjacencyListVertexReader Vertex reader used with TextDoubleDoubleAdjacencyListVertexInputFormat
protected class	TextEdgeInputFormat.TextEdgeReader EdgeReader for TextEdgeInputFormat.
protected class	TextEdgeInputFormat.TextEdgeReaderFromEachLine Abstract class to be implemented by the user to read an edge from each text line.
protected class	TextEdgeInputFormat.TextEdgeReaderFromEachLineProcessed<T> Abstract class to be implemented by the user to read an edge from each text line after preprocessing it.
protected class	TextVertexInputFormat.TextVertexReader Abstract class to be implemented by the user based on their specific vertex input.
protected class	TextVertexInputFormat.TextVertexReaderFromEachLine Abstract class to be implemented by the user to read a vertex from each text line.
protected class	TextVertexInputFormat.TextVertexReaderFromEachLineProcessed<T> Abstract class to be implemented by the user to read a vertex from each text line after preprocessing it.
protected class	TextVertexInputFormat.TextVertexReaderFromEachLineProcessedHandlingExceptions<T,X extends Throwable> Abstract class to be implemented by the user to read a vertex from each text line after preprocessing it with exception handling.
protected class	TextVertexValueInputFormat.TextVertexValueReader VertexValueReader for VertexValueInputFormat.
protected class	TextVertexValueInputFormat.TextVertexValueReaderFromEachLine Abstract class to be implemented by the user to read a vertex value from each text line.
protected class	TextVertexValueInputFormat.TextVertexValueReaderFromEachLineProcessed<T> Abstract class to be implemented by the user to read a vertex value from each text line after preprocessing it.

Uses of AggregatorUsage in org.apache.giraph.io.internal

Classes in org.apache.giraph.io.internal that implement AggregatorUsage

Modifier and Type	Class and Description
class	WrappedEdgeReader<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable> For internal use only.
class	WrappedMappingReader<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,B extends org.apache.hadoop.io.Writable> For internal use only.
class	WrappedVertexReader<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable> For internal use only.

Uses of AggregatorUsage in org.apache.giraph.io.iterables

Classes in org.apache.giraph.io.iterables that implement AggregatorUsage

Modifier and Type	Class and Description
class	EdgeReaderWrapper<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable> Wraps GiraphReader for edges into EdgeReader
class	MappingReaderWrapper<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,B extends org.apache.hadoop.io.Writable> Wraps GiraphReader for mapping into MappingReader
class	VertexReaderWrapper<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable> Wraps GiraphReader for vertices into VertexReader

Uses of AggregatorUsage in org.apache.giraph.jython

Classes in org.apache.giraph.jython that implement AggregatorUsage

Modifier and Type	Class and Description
class	JythonGiraphComputation<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable,M1 extends org.apache.hadoop.io.Writable,M2 extends org.apache.hadoop.io.Writable> The Computation class for using Jython with Giraph.

Uses of AggregatorUsage in org.apache.giraph.master

Subinterfaces of AggregatorUsage in org.apache.giraph.master

Modifier and Type	Interface and Description
interface	MasterAggregatorUsage Master compute can access and change aggregators through this interface

Classes in org.apache.giraph.master that implement AggregatorUsage

Modifier and Type	Class and Description
class	AggregatorToGlobalCommTranslation Class that translates aggregator handling on the master to reduce and broadcast operations supported by the MasterAggregatorHandler.
class	DefaultMasterCompute A dumb implementation of MasterCompute.
class	MasterCompute Interface for defining a master vertex that can perform centralized computation between supersteps.

Uses of AggregatorUsage in org.apache.giraph.worker

Subinterfaces of AggregatorUsage in org.apache.giraph.worker

Modifier and Type	Interface and Description
interface	WorkerAggregatorUsage Vertex classes can access and change aggregators through this interface

Classes in org.apache.giraph.worker that implement AggregatorUsage

Modifier and Type	Class and Description
class	DefaultWorkerContext A dummy implementation of WorkerContext.
class	WorkerAggregatorDelegator<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable> Class for delegating WorkerAggregatorUsage and WorkerGlobalCommUsage methods to corresponding interface.
class	WorkerContext WorkerContext allows for the execution of user code on a per-worker basis.