2 * Copyright 2008 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.system.graph;
24 * @param <FromType> DOCUMENT ME!
25 * @param <ToType> DOCUMENT ME!
27 public class EdgeSelector<FromType extends Node, ToType extends Node> {
31 private Class<FromType> fromType;
36 private Class<ToType> toType;
39 * Creates a new EdgeSelector object.
41 * @param aFrom DOCUMENT ME!
42 * @param aTo DOCUMENT ME!
44 public EdgeSelector(Class<FromType> aFrom, Class<ToType> aTo) {
52 * @param aSelector DOCUMENT ME!
53 * @param aEdge DOCUMENT ME!
55 public void execute(Selector<FromType, ToType> aSelector, Edge aEdge) {
56 if (fromType.isInstance(aEdge.getFrom())
57 && toType.isInstance(aEdge.getTo())) {
58 aSelector.execute((FromType) aEdge.getFrom(), (ToType) aEdge.getTo());
62 public static interface Selector<FromType extends Node, ToType extends Node> {
63 void execute(FromType aFrom, ToType aTo);