01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: * Free SoftwareFoundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package com.caucho.ejb.hessian;
30:
31: import com.caucho.hessian.io.HessianInput;
32: import com.caucho.hessian.io.HessianOutput;
33: import com.caucho.hessian.server.HessianSkeleton;
34: import com.caucho.ejb.AbstractServer;
35: import com.caucho.ejb.protocol.EjbProtocolManager;
36: import com.caucho.ejb.protocol.Skeleton;
37: import com.caucho.hessian.io.HessianRemoteResolver;
38: import com.caucho.log.Log;
39: import com.caucho.util.CharBuffer;
40:
41: import java.io.InputStream;
42: import java.io.OutputStream;
43: import java.util.logging.Level;
44: import java.util.logging.Logger;
45:
46: /**
47: * Base class for any bean skeleton capable of handling a Hessian request.
48: *
49: * <p/>Once selected, the calling servlet will dispatch the request through
50: * the <code>_service</code> call. After parsing the request headers,
51: * <code>_service</code> calls the generated entry <code>_execute</code>
52: * to execute the request.
53: */
54: public class HessianEjbSkeleton extends Skeleton {
55: protected static Logger log = Logger
56: .getLogger(HessianEjbSkeleton.class.getName());
57:
58: private Object _object;
59: private HessianSkeleton _skel;
60: private HessianRemoteResolver _resolver;
61:
62: public HessianEjbSkeleton(Object object, HessianSkeleton skel,
63: HessianRemoteResolver resolver) {
64: assert (object != null);
65:
66: _object = object;
67: _skel = skel;
68: _resolver = resolver;
69: }
70:
71: @Override
72: public void _service(InputStream is, OutputStream os)
73: throws Exception {
74: HessianInput in = new HessianReader(is);
75: HessianOutput out = new HessianWriter(os);
76:
77: in.setRemoteResolver(_resolver);
78:
79: String oldProtocol = EjbProtocolManager
80: .setThreadProtocol("hessian");
81:
82: try {
83: _skel.invoke(_object, in, out);
84: } finally {
85: EjbProtocolManager.setThreadProtocol(oldProtocol);
86: }
87: }
88: }
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