1 /*
2 * Copyright 2012 the original author or authors.
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.openehealth.ipf.commons.ihe.core.chain;
17
18 import java.util.Set;
19
20 /**
21 * Base for an element of a chain.
22 * @author Dmytro Rud
23 */
24 public interface Chainable {
25
26 /**
27 * @return ID of this chain element.
28 */
29 String getId();
30
31 /**
32 * @return IDs of chain elements this chain element will be/has been deployed before.
33 */
34 Set<String> getBefore();
35
36 /**
37 * @return IDs of chain elements this chain element will be/has been deployed after.
38 */
39 Set<String> getAfter();
40 }