Package org.jppf.node.protocol.graph

Class TaskGraphInfo

java.lang.Object

org.jppf.node.protocol.graph.TaskGraphInfo

All Implemented Interfaces:

Serializable

public class TaskGraphInfo
extends Object
implements Serializable

Information about the task graph, if any, for a job. Instances of this class are intentded to be transported as part of the communication protocol between clients, servers and nodes.

Author:

Laurent Cohen

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
TaskGraphInfo(int nbDependencies, CollectionMap<Integer,Integer> dependenciesMap, int[] dependenciesPositions)

Method Summary

Modifier and Type	Method	Description
List<? extends PositionalElement<?>>	getDependencies()
CollectionMap<Integer,Integer>	getDependenciesMap()
int[]	getDependenciesPositions()
PositionalElement<?>	getDependencyAt(int position)	Get the dependency at the specified position.
int	getNbDependencies()
void	setDependencies(List<? extends PositionalElement<?>> dependencies)	Set the actual dpeendencies, if available.

Methods inherited from class java.lang.Object

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

Constructor Details

TaskGraphInfo

public TaskGraphInfo(int nbDependencies,
 CollectionMap<Integer,Integer> dependenciesMap,
 int[] dependenciesPositions)

Parameters:

nbDependencies - the total number of dependencies for all the tasks.

dependenciesMap - mapping of each task position to the positions of its dependencies.

dependenciesPositions - an ordered set of positions of the dependencies.

Method Details

getNbDependencies

public int getNbDependencies()

Returns:

the total number of dependencies for all the tasks.

getDependenciesMap

public CollectionMap<Integer,Integer> getDependenciesMap()

Returns:

a mapping of each task position to the positions of its dependencies.

getDependenciesPositions

public int[] getDependenciesPositions()

Returns:

an ordered set of positions of the dependencies.

getDependencies

public List<? extends PositionalElement<?>> getDependencies()

Returns:

the actual dpeendencies, if available.

setDependencies

public void setDependencies(List<? extends PositionalElement<?>> dependencies)

Set the actual dpeendencies, if available.

Parameters:

dependencies - the dependencies to set.

getDependencyAt

public PositionalElement<?> getDependencyAt(int position)

Get the dependency at the specified position.

Parameters:

position - the position of the depe,de,cy tyo lookup.

Returns:

a PositionalElement, or null if there is o dependency at the psecified position.