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.burlap;
30:
31: import com.caucho.burlap.io.BurlapInput;
32: import com.caucho.burlap.io.BurlapOutput;
33: import com.caucho.burlap.server.BurlapSkeleton;
34: import com.caucho.ejb.protocol.EjbProtocolManager;
35: import com.caucho.ejb.protocol.Skeleton;
36: import com.caucho.hessian.io.HessianRemoteResolver;
37:
38: import java.io.InputStream;
39: import java.io.OutputStream;
40: import java.util.logging.Logger;
41:
42: /**
43: * Base class for any bean skeleton capable of handling a Burlap request.
44: *
45: * <p/>Once selected, the calling servlet will dispatch the request through
46: * the <code>_service</code> call. After parsing the request headers,
47: * <code>_service</code> calls the generated entry <code>_execute</code>
48: * to execute the request.
49: */
50: public class BurlapEjbSkeleton extends Skeleton {
51: protected static Logger log = Logger
52: .getLogger(BurlapEjbSkeleton.class.getName());
53:
54: private Object _object;
55: private BurlapSkeleton _skel;
56: private HessianRemoteResolver _resolver;
57:
58: public BurlapEjbSkeleton(Object object, BurlapSkeleton skel,
59: HessianRemoteResolver resolver) {
60: assert (object != null);
61:
62: _object = object;
63: _skel = skel;
64: _resolver = resolver;
65: }
66:
67: @Override
68: public void _service(InputStream is, OutputStream os)
69: throws Exception {
70: BurlapInput in = new BurlapReader(is);
71: BurlapOutput out = new BurlapWriter(os);
72:
73: in.setRemoteResolver(_resolver);
74:
75: String oldProtocol = EjbProtocolManager
76: .setThreadProtocol("burlap");
77:
78: try {
79: _skel.invoke(_object, in, out);
80: } finally {
81: EjbProtocolManager.setThreadProtocol(oldProtocol);
82: }
83: }
84: }
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