edu.uci.ics.jung.graph.predicates
Class UserDatumEdgePredicate

java.lang.Object
  edu.uci.ics.jung.graph.predicates.GPredicate
      edu.uci.ics.jung.graph.predicates.EdgePredicate
          edu.uci.ics.jung.graph.predicates.UserDatumEdgePredicate

All Implemented Interfaces:

org.apache.commons.collections.Predicate

public class UserDatumEdgePredicate

extends EdgePredicate

A predicate that checks to see whether an edge's user data repository contains the constructor-specified (key,datum) pair. This predicate may be used as a constraint.

Field Summary

static java.lang.String

message

Fields inherited from class edu.uci.ics.jung.graph.predicates.GPredicate

isInitializationPredicate

Constructor Summary

UserDatumEdgePredicate(java.lang.Object key, java.lang.Object datum)

Method Summary

boolean	equals(java.lang.Object o) Tests equality based on underlying objects
boolean	evaluateEdge(ArchetypeEdge e) Returns true if the datum stored by e with key value key (in the user data repository) is datum.
java.lang.Object	getDatum() Returns the user datum which partially defines this predicate.
java.lang.Object	getKey() Returns the user data key which partially defines this predicate.
int	hashCode()
java.lang.String	toString()

Methods inherited from class edu.uci.ics.jung.graph.predicates.EdgePredicate

evaluate

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

message

public static final java.lang.String message

See Also:

Constant Field Values

Constructor Detail

UserDatumEdgePredicate

public UserDatumEdgePredicate(java.lang.Object key,
                              java.lang.Object datum)

Method Detail

evaluateEdge

public boolean evaluateEdge(ArchetypeEdge e)

Returns true if the datum stored by e with key value key (in the user data repository) is datum.

Specified by:

evaluateEdge in class EdgePredicate

See Also:

UserData

toString

public java.lang.String toString()

equals

public boolean equals(java.lang.Object o)

Tests equality based on underlying objects

hashCode

public int hashCode()

getKey

public java.lang.Object getKey()

Returns the user data key which partially defines this predicate.

getDatum

public java.lang.Object getDatum()

Returns the user datum which partially defines this predicate.