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Java > Open Source Codes > org > apache > soap > providers > MsgJavaProvider


1 /*
2  * The Apache Software License, Version 1.1
3  *
4  *
5  * Copyright (c) 2000 The Apache Software Foundation. All rights
6  * reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in
17  * the documentation and/or other materials provided with the
18  * distribution.
19  *
20  * 3. The end-user documentation included with the redistribution,
21  * if any, must include the following acknowledgment:
22  * "This product includes software developed by the
23  * Apache Software Foundation (http://www.apache.org/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "SOAP" and "Apache Software Foundation" must
28  * not be used to endorse or promote products derived from this
29  * software without prior written permission. For written
30  * permission, please contact apache@apache.org.
31  *
32  * 5. Products derived from this software may not be called "Apache",
33  * nor may "Apache" appear in their name, without prior written
34  * permission of the Apache Software Foundation.
35  *
36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
37  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
38  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
39  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
43  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
44  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
45  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
46  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47  * SUCH DAMAGE.
48  * ====================================================================
49  *
50  * This software consists of voluntary contributions made by many
51  * individuals on behalf of the Apache Software Foundation and was
52  * originally based on software copyright (c) 2000, International
53  * Business Machines, Inc., http://www.apache.org. For more
54  * information on the Apache Software Foundation, please see
55  * <http://www.apache.org/>.
56  */
57
58 package org.apache.soap.providers ;
59
60 import java.io.* ;
61 import javax.servlet.* ;
62 import javax.servlet.http.* ;
63 import org.apache.soap.* ;
64 import org.apache.soap.rpc.* ;
65 import org.apache.soap.server.* ;
66 import org.apache.soap.server.http.* ;
67 import org.apache.soap.util.* ;
68
69 public class MsgJavaProvider implements Provider {
70     private DeploymentDescriptor dd ;
71     private Envelope envelope ;
72     private Call call ;
73     private String JavaDoc methodName ;
74     private String JavaDoc targetObjectURI ;
75     private HttpServlet servlet ;
76     private HttpSession session ;
77
78     private Object JavaDoc targetObject ;
79
80     public void locate( DeploymentDescriptor dd,
81                         Envelope env,
82                         Call call,
83                         String JavaDoc methodName,
84                         String JavaDoc targetObjectURI,
85                         SOAPContext reqContext)
86         throws SOAPException {
87
88       HttpServlet servlet = (HttpServlet) reqContext.getProperty( Constants.BAG_HTTPSERVLET );
89       HttpSession session = (HttpSession) reqContext.getProperty( Constants.BAG_HTTPSESSION );
90
91       this.dd = dd ;
92       this.envelope = env ;
93       this.call = call ;
94       this.methodName = methodName ;
95       this.targetObjectURI = targetObjectURI ;
96       this.servlet = servlet ;
97       this.session = session ;
98
99       ServletConfig config = servlet.getServletConfig();
100       ServletContext context = config.getServletContext ();
101       ServiceManager serviceManager =
102         ServerHTTPUtils.getServiceManagerFromContext (context);
103
104       // Default processing for 'java' and 'script' providers
105 // call on a valid method name?
106 if (!MessageRouter.validMessage (dd, methodName)) {
107         throw new SOAPException (Constants.FAULT_CODE_SERVER,
108                                  "Method '" + methodName +
109                                  "' is not supported.");
110       }
111
112       // get at the target object
113 targetObject = ServerHTTPUtils.getTargetObject(serviceManager,
114                                                      dd, targetObjectURI,
115                                                      servlet, session,
116                                                      reqContext,
117                                                      context);
118     };
119
120
121     public void invoke(SOAPContext reqContext, SOAPContext resContext)
122                throws SOAPException {
123       // invoke the method on the target object
124 try {
125         MessageRouter.invoke( dd, envelope, targetObject,
126                               methodName, reqContext, resContext );
127       }
128       catch( Exception JavaDoc e ) {
129         if ( e instanceof SOAPException ) throw (SOAPException ) e ;
130         e.printStackTrace( System.err) ;
131         throw new SOAPException( Constants.FAULT_CODE_SERVER, e.toString() );
132       }
133     };
134 };
135
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