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;
23:
24: import javax.security.jacc.PolicyContextException;
25: import javax.security.jacc.PolicyContextHandler;
26:
27: /** A PolicyContextHandler for the active EnterpriseBean metadata.
28: * @author Scott.Stark@jboss.org
29: * @version $Revison:$
30: */
31: public class BeanMetaDataPolicyContextHandler implements
32: PolicyContextHandler {
33: public static final String METADATA_CONTEXT_KEY = "org.jboss.ejb.BeanMetaData";
34: private static ThreadLocal metaDataContext = new ThreadLocal();
35:
36: static void setMetaData(Object metadata) {
37: metaDataContext.set(metadata);
38: }
39:
40: /** Access the current EJB context metadata.
41: * @param key - "org.jboss.ejb.BeanMetaData"
42: * @param data currently unused
43: * @return The active org.jboss.metadata.BeanMetaData subclass
44: * @throws javax.security.jacc.PolicyContextException
45: */
46: public Object getContext(String key, Object data)
47: throws PolicyContextException {
48: Object context = null;
49: if (key.equalsIgnoreCase(METADATA_CONTEXT_KEY) == true)
50: context = metaDataContext.get();
51: return context;
52: }
53:
54: public String[] getKeys() throws PolicyContextException {
55: String[] keys = { METADATA_CONTEXT_KEY };
56: return keys;
57: }
58:
59: public boolean supports(String key) throws PolicyContextException {
60: return key.equalsIgnoreCase(METADATA_CONTEXT_KEY);
61: }
62: }
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