org.apache.flink.runtime.jobgraph

Class AbstractJobInputVertex

java.lang.Object

org.apache.flink.runtime.jobgraph.AbstractJobVertex

org.apache.flink.runtime.jobgraph.AbstractJobInputVertex

All Implemented Interfaces:

IOReadableWritable

Direct Known Subclasses:

JobInputVertex

public abstract class AbstractJobInputVertex
extends AbstractJobVertex

An abstract base class for input vertices.

Field Summary

Fields inherited from class org.apache.flink.runtime.jobgraph.AbstractJobVertex

invokableClass

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractJobInputVertex(String name, JobGraph jobGraph) Constructs a new job input vertex with the given name.
protected	AbstractJobInputVertex(String name, JobVertexID id, JobGraph jobGraph) Constructs a new job input vertex with the given name.

Method Summary

Methods

Modifier and Type	Method and Description
abstract InputSplit[]	getInputSplits(int minNumSplits) Computes the input splits created by this input vertex
abstract Class<? extends InputSplit>	getInputSplitType() Returns the input split type of the input splits created by this input vertex

Methods inherited from class org.apache.flink.runtime.jobgraph.AbstractJobVertex

connectTo, connectTo, connectTo, connectTo, connectTo, getBackwardConnection, getConfiguration, getFirstFreeInputGateIndex, getFirstFreeOutputGateIndex, getForwardConnection, getID, getInvokableClass, getJobGraph, getName, getNumberOfBackwardConnections, getNumberOfExecutionRetries, getNumberOfForwardConnections, getNumberOfSubtasks, getVertexToShareInstancesWith, read, setInvokableClass, setName, setNumberOfExecutionRetries, setNumberOfSubtasks, setVertexToShareInstancesWith, toString, write

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractJobInputVertex

protected AbstractJobInputVertex(String name,
                      JobGraph jobGraph)

Constructs a new job input vertex with the given name.

Parameters:

name - the name of the new job input vertex

jobGraph - the job graph this vertex belongs to

AbstractJobInputVertex

protected AbstractJobInputVertex(String name,
                      JobVertexID id,
                      JobGraph jobGraph)

Constructs a new job input vertex with the given name.

Parameters:

name - the name of the new job input vertex

id - the ID of this vertex

jobGraph - the job graph this vertex belongs to

Method Detail

getInputSplitType

public abstract Class<? extends InputSplit> getInputSplitType()

Returns the input split type of the input splits created by this input vertex

Returns:

input split type class

getInputSplits

public abstract InputSplit[] getInputSplits(int minNumSplits)
                                     throws Exception

Computes the input splits created by this input vertex

Parameters:

minNumSplits - Number of minimal input splits

Returns:

Array of input splits

Throws:

Exception