Source code: org/apache/axis/deployment/wsdd/providers/WSDDHandlerProvider.java
1 /*
2 * Copyright 2001-2004 The Apache Software Foundation.
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.apache.axis.deployment.wsdd.providers;
17
18 import org.apache.axis.ConfigurationException;
19 import org.apache.axis.EngineConfiguration;
20 import org.apache.axis.Handler;
21 import org.apache.axis.deployment.wsdd.WSDDConstants;
22 import org.apache.axis.deployment.wsdd.WSDDProvider;
23 import org.apache.axis.deployment.wsdd.WSDDService;
24 import org.apache.axis.utils.ClassUtils;
25 import org.apache.axis.utils.Messages;
26
27 /**
28 * This is a simple provider for using Handler-based services which don't
29 * need further configuration (such as Java classes, etc).
30 *
31 * @author Glen Daniels (gdaniels@apache.org)
32 */
33 public class WSDDHandlerProvider
34 extends WSDDProvider
35 {
36 public String getName() {
37 return WSDDConstants.PROVIDER_HANDLER;
38 }
39
40 public Handler newProviderInstance(WSDDService service,
41 EngineConfiguration registry)
42 throws Exception
43 {
44 String providerClass = service.getParameter("handlerClass");
45 if (providerClass == null) {
46 throw new ConfigurationException(Messages.getMessage("noHandlerClass00"));
47 }
48
49 Class _class = ClassUtils.forName(providerClass);
50
51 if (!(Handler.class.isAssignableFrom(_class))) {
52 throw new ConfigurationException(Messages.getMessage("badHandlerClass00",
53 _class.getName()));
54 }
55
56 return (Handler)_class.newInstance();
57 }
58 }