org.jgrapht.alg.interfaces

Class PartitioningAlgorithm.PartitioningImpl<V>

java.lang.Object

org.jgrapht.alg.interfaces.PartitioningAlgorithm.PartitioningImpl<V>

Type Parameters:

V - the vertex type

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<java.util.Set<V>>, PartitioningAlgorithm.Partitioning<V>

Enclosing interface:

PartitioningAlgorithm<V>

public static class PartitioningAlgorithm.PartitioningImpl<V>
extends java.lang.Object
implements PartitioningAlgorithm.Partitioning<V>, java.io.Serializable

Default implementation of a vertex partition

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
PartitioningImpl(java.util.List<java.util.Set<V>> classes) Construct a new vertex partitioning.
PartitioningImpl(java.util.Map<V,java.lang.Integer> vertexToPartitionMap) Construct a new vertex partitioning.

Method Summary

Modifier and Type	Method and Description
int	getNumberPartitions() Get the number of partitions.
java.util.Set<V>	getPartition(int index) Get the index-th partition (0-based).
java.util.Iterator<java.util.Set<V>>	iterator()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jgrapht.alg.interfaces.PartitioningAlgorithm.Partitioning

getPartitions

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

PartitioningImpl

public PartitioningImpl(java.util.List<java.util.Set<V>> classes)

Construct a new vertex partitioning.

Parameters:

classes - the partition classes

Throws:

java.lang.NullPointerException - if classes is null

PartitioningImpl

public PartitioningImpl(java.util.Map<V,java.lang.Integer> vertexToPartitionMap)

Construct a new vertex partitioning.

Parameters:

vertexToPartitionMap - the vertex to partition index map

Throws:

java.lang.NullPointerException - if vertexToPartitionMap is null

Method Detail

getNumberPartitions

public int getNumberPartitions()

Get the number of partitions.

Specified by:

getNumberPartitions in interface PartitioningAlgorithm.Partitioning<V>

Returns:

the number of partitions

getPartition

public java.util.Set<V> getPartition(int index)

Get the index-th partition (0-based).

Specified by:

getPartition in interface PartitioningAlgorithm.Partitioning<V>

Parameters:

index - index of the partition to return

Returns:

the index-th partition

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

iterator

public java.util.Iterator<java.util.Set<V>> iterator()

Specified by:

iterator in interface java.lang.Iterable<java.util.Set<V>>