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1   /*
2    * Copyright 2005-2011 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  
17  package org.springframework.ws.soap.server.endpoint.interceptor;
18  
19  import org.springframework.ws.server.EndpointInterceptor;
20  import org.springframework.ws.server.endpoint.interceptor.DelegatingSmartEndpointInterceptor;
21  import org.springframework.ws.soap.SoapHeaderElement;
22  import org.springframework.ws.soap.server.SmartSoapEndpointInterceptor;
23  import org.springframework.ws.soap.server.SoapEndpointInterceptor;
24  
25  /**
26   * Implementation of the [email protected] SmartSoapEndpointInterceptor} interface that delegates to a delegate [email protected]
27   * SoapEndpointInterceptor}.
28   *
29   * @author Arjen Poutsma
30   * @since 2.0
31   */
32  public class DelegatingSmartSoapEndpointInterceptor extends DelegatingSmartEndpointInterceptor
33          implements SmartSoapEndpointInterceptor {
34  
35      /**
36       * Creates a new instance of the [email protected] DelegatingSmartSoapEndpointInterceptor} with the given delegate.
37       *
38       * @param delegate the endpoint interceptor to delegate to.
39       */
40      public DelegatingSmartSoapEndpointInterceptor(EndpointInterceptor delegate) {
41          super(delegate);
42      }
43  
44      public boolean understands(SoapHeaderElement header) {
45          EndpointInterceptor delegate = getDelegate();
46          if (delegate instanceof SoapEndpointInterceptor) {
47              return ((SoapEndpointInterceptor) delegate).understands(header);
48          }
49          else {
50              return false;
51          }
52      }
53  }