01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.ejb.plugins;
23:
24: import javax.security.jacc.PolicyContextException;
25: import javax.security.jacc.PolicyContextHandler;
26: import javax.ejb.EnterpriseBean;
27:
28: /** A PolicyContextHandler for the active EnterpriseBean
29: * @author Scott.Stark@jboss.org
30: * @version $Revison:$
31: */
32: public class EnterpriseBeanPolicyContextHandler implements
33: PolicyContextHandler {
34: public static final String EJB_CONTEXT_KEY = "javax.ejb.EnterpriseBean";
35: private static ThreadLocal ejbContext = new ThreadLocal();
36:
37: static void setEnterpriseBean(Object bean) {
38: ejbContext.set(bean);
39: }
40:
41: /** Access the EJB policy context data.
42: * @param key - "javax.ejb.EnterpriseBean"
43: * @param data currently unused
44: * @return The active EnterpriseBean
45: * @throws PolicyContextException
46: */
47: public Object getContext(String key, Object data)
48: throws PolicyContextException {
49: Object context = null;
50: if (key.equalsIgnoreCase(EJB_CONTEXT_KEY) == true)
51: context = ejbContext.get();
52: return context;
53: }
54:
55: public String[] getKeys() throws PolicyContextException {
56: String[] keys = { EJB_CONTEXT_KEY };
57: return keys;
58: }
59:
60: public boolean supports(String key) throws PolicyContextException {
61: return key.equalsIgnoreCase(EJB_CONTEXT_KEY);
62: }
63: }
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