1 /*
2 * Copyright 2004 Ronald Blaschke.
3 *
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
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
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.
15 */
16 package org.rblasch.convert.graph;
17
18 import java.util.Set;
19
20 public interface Graph {
21 Set /* of Vertex */ getVertices();
22
23 Set /* of Edge */ getEdges();
24
25 /***
26 * Get the set of vertices that can be reached from the given vertex.
27 */
28 Set /* of Vertex */ getOutbound(Vertex vertex);
29
30 /***
31 * Get the list of vertices that lead to the given vertex.
32 */
33 Set /* of Vertex */ getInbound(Vertex vertex);
34
35 /***
36 * Ener a new vertex in the graph.
37 *
38 * @param v vertex
39 */
40 void addVertex(Vertex v);
41
42 /***
43 * Enter a new segment in the graph.
44 */
45 void addConnection(Vertex start, Edge edge, Vertex end);
46
47 Set/*<Connection>*/ getAllConnections();
48
49 Set /* of Connection */ getConnections(Vertex start, Vertex end);
50 }