| /* |
| * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @(#)MessagingException.java 1.10 02/06/13 |
| */ |
| |
| |
| |
| package com.sun.xml.internal.messaging.saaj.packaging.mime; |
| |
| |
| /** |
| * The base class for all exceptions thrown by the Messaging classes |
| * |
| * @author John Mani |
| * @author Bill Shannon |
| */ |
| |
| public class MessagingException extends Exception { |
| |
| /** |
| * The next exception in the chain. |
| * |
| * @serial |
| */ |
| private Exception next; |
| |
| /** |
| * Constructs a MessagingException with no detail message. |
| */ |
| public MessagingException() { |
| super(); |
| } |
| |
| /** |
| * Constructs a MessagingException with the specified detail message. |
| * @param s the detail message |
| */ |
| public MessagingException(String s) { |
| super(s); |
| } |
| |
| /** |
| * Constructs a MessagingException with the specified |
| * Exception and detail message. The specified exception is chained |
| * to this exception. |
| * @param s the detail message |
| * @param e the embedded exception |
| * @see #getNextException |
| * @see #setNextException |
| */ |
| public MessagingException(String s, Exception e) { |
| super(s); |
| next = e; |
| } |
| |
| /** |
| * Get the next exception chained to this one. If the |
| * next exception is a MessagingException, the chain |
| * may extend further. |
| * |
| * @return next Exception, null if none. |
| */ |
| public synchronized Exception getNextException() { |
| return next; |
| } |
| |
| /** |
| * Add an exception to the end of the chain. If the end |
| * is <strong>not</strong> a MessagingException, this |
| * exception cannot be added to the end. |
| * |
| * @param ex the new end of the Exception chain |
| * @return <code>true</code> if the this Exception |
| * was added, <code>false</code> otherwise. |
| */ |
| public synchronized boolean setNextException(Exception ex) { |
| Exception theEnd = this; |
| while (theEnd instanceof MessagingException && |
| ((MessagingException)theEnd).next != null) { |
| theEnd = ((MessagingException)theEnd).next; |
| } |
| // If the end is a MessagingException, we can add this |
| // exception to the chain. |
| if (theEnd instanceof MessagingException) { |
| ((MessagingException)theEnd).next = ex; |
| return true; |
| } else |
| return false; |
| } |
| |
| /** |
| * Produce the message, include the message from the nested |
| * exception if there is one. |
| */ |
| public String getMessage() { |
| if (next == null) |
| return super.getMessage(); |
| Exception n = next; |
| String s = super.getMessage(); |
| StringBuilder sb = new StringBuilder(s == null ? "" : s); |
| while (n != null) { |
| sb.append(";\n nested exception is:\n\t"); |
| if (n instanceof MessagingException) { |
| MessagingException mex = (MessagingException)n; |
| sb.append(n.getClass().toString()); |
| String msg = mex.getSuperMessage(); |
| if (msg != null) { |
| sb.append(": "); |
| sb.append(msg); |
| } |
| n = mex.next; |
| } else { |
| sb.append(n.toString()); |
| n = null; |
| } |
| } |
| return sb.toString(); |
| } |
| |
| private String getSuperMessage() { |
| return super.getMessage(); |
| } |
| } |