01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common Development
08: * and Distribution License("CDDL") (collectively, the "License"). You
09: * may not use this file except in compliance with the License. You can obtain
10: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
11: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
12: * language governing permissions and limitations under the License.
13: *
14: * When distributing the software, include this License Header Notice in each
15: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
16: * Sun designates this particular file as subject to the "Classpath" exception
17: * as provided by Sun in the GPL Version 2 section of the License file that
18: * accompanied this code. If applicable, add the following below the License
19: * Header, with the fields enclosed by brackets [] replaced by your own
20: * identifying information: "Portions Copyrighted [year]
21: * [name of copyright owner]"
22: *
23: * Contributor(s):
24: *
25: * If you wish your version of this file to be governed by only the CDDL or
26: * only the GPL Version 2, indicate your decision by adding "[Contributor]
27: * elects to include this software in this distribution under the [CDDL or GPL
28: * Version 2] license." If you don't indicate a single choice of license, a
29: * recipient has the option to distribute your version of this file under
30: * either the CDDL, the GPL Version 2 or to extend the choice of license to
31: * its licensees as provided above. However, if you add GPL Version 2 code
32: * and therefore, elected the GPL Version 2 license, then the option applies
33: * only if the new code is made subject to such option by the copyright
34: * holder.
35: */
36:
37: package com.sun.xml.ws.server.servlet;
38:
39: import com.sun.istack.NotNull;
40: import com.sun.xml.ws.api.message.Packet;
41: import com.sun.xml.ws.developer.servlet.HttpSessionScope;
42: import com.sun.xml.ws.server.AbstractMultiInstanceResolver;
43:
44: import javax.servlet.http.HttpServletRequest;
45: import javax.servlet.http.HttpSession;
46: import javax.xml.ws.WebServiceException;
47: import javax.xml.ws.handler.MessageContext;
48:
49: /**
50: * Instance resolver that ties a service instance per {@link HttpSession}.
51: *
52: * TODO: how do we dispose instances?
53: *
54: * @author Kohsuke Kawaguchi
55: */
56: public class HttpSessionInstanceResolver<T> extends
57: AbstractMultiInstanceResolver<T> {
58: public HttpSessionInstanceResolver(@NotNull
59: Class<T> clazz) {
60: super (clazz);
61: }
62:
63: public @NotNull
64: T resolve(Packet request) {
65: HttpServletRequest sr = (HttpServletRequest) request
66: .get(MessageContext.SERVLET_REQUEST);
67: if (sr == null)
68: throw new WebServiceException(clazz + " has @"
69: + HttpSessionScope.class.getSimpleName()
70: + " but it's deployed on non-servlet endpoint");
71:
72: HttpSession session = sr.getSession();
73: T o = clazz.cast(session.getAttribute(clazz.getName()));
74: if (o == null) {
75: o = create();
76: session.setAttribute(clazz.getName(), o);
77: }
78: return o;
79: }
80: }
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