001: /*
002: * JBoss, Home of Professional Open Source.
003: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
004: * as indicated by the @author tags. See the copyright.txt file in the
005: * distribution for a full listing of individual contributors.
006: *
007: * This is free software; you can redistribute it and/or modify it
008: * under the terms of the GNU Lesser General Public License as
009: * published by the Free Software Foundation; either version 2.1 of
010: * the License, or (at your option) any later version.
011: *
012: * This software is distributed in the hope that it will be useful,
013: * but WITHOUT ANY WARRANTY; without even the implied warranty of
014: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015: * Lesser General Public License for more details.
016: *
017: * You should have received a copy of the GNU Lesser General Public
018: * License along with this software; if not, write to the Free
019: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
020: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
021: */
022: package org.jboss.mq.referenceable;
023:
024: import java.io.ByteArrayInputStream;
025: import java.io.ByteArrayOutputStream;
026: import java.io.ObjectInputStream;
027: import java.io.ObjectOutputStream;
028: import java.rmi.MarshalledObject;
029:
030: import javax.naming.RefAddr;
031:
032: /**
033: * This class is used to store a serializable object in a RefAddr object.
034: *
035: * @author Scott M Stark (Scott_Stark@d...)
036: * @author Hiram Chirino (Cojonudo14@hotmail.com)
037: * @created August 16, 2001
038: * @version $Revision: 57198 $
039: */
040: public class ObjectRefAddr extends RefAddr {
041:
042: /** The serialVersionUID */
043: private static final long serialVersionUID = 751863774931559945L;
044:
045: private byte[] serialContent;
046:
047: /**
048: * ObjectRefAddr constructor comment.
049: *
050: * @param arg1 java.lang.String
051: * @param content Description of Parameter
052: * @exception javax.naming.NamingException Description of Exception
053: */
054: public ObjectRefAddr(String arg1, Object content)
055: throws javax.naming.NamingException {
056: super (arg1);
057:
058: try {
059: java.rmi.MarshalledObject mo = new MarshalledObject(content);
060: ByteArrayOutputStream baos = new ByteArrayOutputStream();
061: ObjectOutputStream oos = new ObjectOutputStream(baos);
062: oos.writeObject(mo);
063: serialContent = baos.toByteArray();
064: } catch (java.io.IOException e) {
065: e.printStackTrace();
066: throw new javax.naming.NamingException(
067: "Could not create a reference: " + e.getMessage());
068: }
069: }
070:
071: /**
072: * getContent method comment.
073: *
074: * @return The Content value
075: */
076: public Object getContent() {
077: return serialContent;
078: }
079:
080: /**
081: * getContent method comment.
082: *
083: * @param ref Description of Parameter
084: * @param arg1 Description of Parameter
085: * @return Description of the Returned
086: * Value
087: * @exception javax.naming.NamingException Description of Exception
088: */
089: public static Object extractObjectRefFrom(
090: javax.naming.Reference ref, String arg1)
091: throws javax.naming.NamingException {
092:
093: try {
094: byte[] serialContent = (byte[]) ref.get(arg1).getContent();
095: ByteArrayInputStream bais = new ByteArrayInputStream(
096: serialContent);
097: ObjectInputStream ois = new ObjectInputStream(bais);
098: java.rmi.MarshalledObject mo = (java.rmi.MarshalledObject) ois
099: .readObject();
100: return mo.get();
101: } catch (Exception e) {
102: throw new javax.naming.NamingException(
103: "Invalid reference. Error: " + e.getMessage());
104: }
105:
106: }
107: }
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