de.grogra.graph
Class EdgePatternImpl

java.lang.Object
  de.grogra.graph.EdgePatternImpl

All Implemented Interfaces:

EdgePattern

public class EdgePatternImpl
extends java.lang.Object
implements EdgePattern

Field Summary

static EdgePatternImpl	FORWARD
static EdgePatternImpl	TREE

Constructor Summary

EdgePatternImpl(int presentMask, int notPresentMask, boolean checkDirection, boolean toTarget)

Method Summary

boolean

matches(java.lang.Object source, java.lang.Object target, int edges, boolean toTarget) Tests whether the given edge matches this pattern.

Methods inherited from class java.lang.Object

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

Field Detail

FORWARD

public static final EdgePatternImpl FORWARD

TREE

public static final EdgePatternImpl TREE

Constructor Detail

EdgePatternImpl

public EdgePatternImpl(int presentMask,
                       int notPresentMask,
                       boolean checkDirection,
                       boolean toTarget)

Method Detail

matches

public boolean matches(java.lang.Object source,
                       java.lang.Object target,
                       int edges,
                       boolean toTarget)

Description copied from interface: EdgePattern

Tests whether the given edge matches this pattern.

Specified by:

matches in interface EdgePattern

Parameters:

source - the source node of the edge

target - the target node of the edge

edges - the edge bits of the edge

toTarget - true iff the edge is traversed from source to target

Returns:

true iff edge matches pattern