1 /*
2 * Copyright 2006 Outsource Cafe, Inc.
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.javagen.agile.core.context;
17
18 import java.util.Map;
19
20
21 /***
22 * ContextHolders are any object that holds a context - a map of key-value pairs.
23 * ContextHolders can be static objects (such as those held by models or emitters) or
24 * composites algorithmically combined by traversing the model tree.
25 *
26 * @author Richard Easterling
27 */
28 public interface ContextHolder {
29
30 /***
31 * @return either a map instance populated with key-value pairs or null
32 */
33 Map<String, Object> getContext();
34
35 }