Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ServiceMap |
|
| 1.0;1 |
1 | // Copyright 2004, 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.services; | |
16 | ||
17 | import org.apache.tapestry.engine.IEngineService; | |
18 | ||
19 | /** | |
20 | * Service interface for <code>tapestry.services.ServiceMap</code>, provides access to engine | |
21 | * services defined in the HiveMind module deployment descriptors. | |
22 | * <p> | |
23 | * Note: In Tapestry 3.0 and earlier, a <service> element in the application and library | |
24 | * specifications was used to define services. This is no longer supported. | |
25 | * | |
26 | * @author Howard Lewis Ship | |
27 | * @since 4.0 | |
28 | */ | |
29 | public interface ServiceMap | |
30 | { | |
31 | /** | |
32 | * Returns the named service. | |
33 | * | |
34 | * @param name | |
35 | * the unique name for the service, as defined by each service instance's | |
36 | * {@link IEngineService#getName()} method. | |
37 | * @returns the named service | |
38 | * @throws org.apache.hivemind.ApplicationRuntimeException | |
39 | * if the named service does not exist | |
40 | */ | |
41 | IEngineService getService(String name); | |
42 | ||
43 | /** | |
44 | * Returns true if the name is a known service, or false otherwise. | |
45 | */ | |
46 | ||
47 | boolean isValid(String name); | |
48 | } |