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Java > Open Source Codes > org > objectweb > proactive > core > xml > handler > BasicUnmarshallerDecorator


1 /*
2 * ################################################################
3 *
4 * ProActive: The Java(TM) library for Parallel, Distributed,
5 * Concurrent computing with Security and Mobility
6 *
7 * Copyright (C) 1997-2002 INRIA/University of Nice-Sophia Antipolis
8 * Contact: proactive-support@inria.fr
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
23 * USA
24 *
25 * Initial developer(s): The ProActive Team
26 * http://www.inria.fr/oasis/ProActive/contacts.html
27 * Contributor(s):
28 *
29 * ################################################################
30 */
31 package org.objectweb.proactive.core.xml.handler;
32
33 import org.objectweb.proactive.core.xml.io.Attributes;
34
35 /**
36  *
37  * Receives SAX event and pass them on
38  *
39  * @author Lionel Mestre
40  * @version 0.91
41  *
42  */
43 public class BasicUnmarshallerDecorator extends AbstractUnmarshallerDecorator {
44
45   protected Object JavaDoc resultObject;
46   protected boolean isResultValid = true;
47
48   //
49 // -- CONSTRUCTORS -----------------------------------------------
50 //
51
52   public BasicUnmarshallerDecorator(boolean lenient) {
53     super(lenient);
54   }
55
56   public BasicUnmarshallerDecorator() {
57     super();
58   }
59
60
61   //
62 // -- PUBLIC METHODS -----------------------------------------------
63 //
64
65   //
66 // -- implements UnmarshallerHandler ------------------------------------------------------
67 //
68
69   public Object JavaDoc getResultObject() throws org.xml.sax.SAXException JavaDoc {
70     if (! isResultValid) throw new org.xml.sax.SAXException JavaDoc("The result object is not valid");
71     Object JavaDoc o = resultObject;
72     resultObject = null;
73     isResultValid = false;
74     return o;
75   }
76
77
78   public void startContextElement(String JavaDoc name, Attributes attributes) throws org.xml.sax.SAXException JavaDoc {
79   }
80
81
82
83   //
84 // -- PROTECTED METHODS ------------------------------------------------------
85 //
86
87   protected void notifyEndActiveHandler(String JavaDoc name, UnmarshallerHandler activeHandler) throws org.xml.sax.SAXException JavaDoc {
88     setResultObject(activeHandler.getResultObject());
89   }
90
91   protected void setResultObject(Object JavaDoc value) {
92     isResultValid = true;
93     resultObject = value;
94   }
95
96   //
97 // -- PRIVATE METHODS ------------------------------------------------------
98 //
99
100
101   //
102 // -- INNER CLASSES ------------------------------------------------------
103 //
104
105 }
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