01: /*
02: * Copyright 1999-2003 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun in the LICENSE file that accompanied this code.
10: *
11: * This code is distributed in the hope that it will be useful, but WITHOUT
12: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14: * version 2 for more details (a copy is included in the LICENSE file that
15: * accompanied this code).
16: *
17: * You should have received a copy of the GNU General Public License version
18: * 2 along with this work; if not, write to the Free Software Foundation,
19: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20: *
21: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25: /*
26: * Licensed Materials - Property of IBM
27: * RMI-IIOP v1.0
28: * Copyright IBM Corp. 1998 1999 All Rights Reserved
29: *
30: */
31:
32: package org.omg.CORBA.portable;
33:
34: import org.omg.CORBA.SystemException;
35:
36: /**
37: * The Indirection exception is a Java specific system exception.
38: * It is thrown when the ORB's input stream is called to demarshal
39: * a value that is encoded as an indirection that is in the process
40: * of being demarshaled. This can occur when the ORB input stream
41: * calls the ValueHandler to demarshal an RMI value whose state
42: * contains a recursive reference to itself. Because the top-level
43: * ValueHandler.read_value() call has not yet returned a value,
44: * the ORB input stream's indirection table does not contain an entry
45: * for an object with the stream offset specified by the indirection
46: * tag. The stream offset is returned in the exception's offset field.
47: * @see org.omg.CORBA_2_3.portable.InputStream
48: * @see org.omg.CORBA_2_3.portable.OutputStream
49: */
50: public class IndirectionException extends SystemException {
51:
52: /**
53: * Points to the stream's offset.
54: */
55: public int offset;
56:
57: /**
58: * Creates an IndirectionException with the right offset value.
59: * The stream offset is returned in the exception's offset field.
60: * This exception is constructed and thrown during reading
61: * recursively defined values off of a stream.
62: *
63: * @param offset the stream offset where recursion is detected.
64: */
65: public IndirectionException(int offset) {
66: super ("", 0, org.omg.CORBA.CompletionStatus.COMPLETED_MAYBE);
67: this.offset = offset;
68: }
69: }
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