| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package javax.xml.soap; |
| |
| /** |
| * An exception that signals that a SOAP exception has occurred. A <CODE>SOAPException</CODE> object |
| * may contain a <CODE>String</CODE> that gives the reason for the exception, an embedded |
| * <CODE>Throwable</CODE> object, or both. This class provides methods for retrieving reason |
| * messages and for retrieving the embedded <CODE>Throwable</CODE> object.</P> |
| * <p/> |
| * <P>Typical reasons for throwing a <CODE>SOAPException</CODE> object are problems such as |
| * difficulty setting a header, not being able to send a message, and not being able to get a |
| * connection with the provider. Reasons for embedding a <CODE> Throwable</CODE> object include |
| * problems such as input/output errors or a parsing problem, such as an error in parsing a header. |
| */ |
| public class SOAPException extends Exception { |
| |
| private static final long serialVersionUID = 5083961510786058130L; |
| |
| /** |
| * Constructs a <CODE>SOAPException</CODE> object with no reason or embedded |
| * <CODE>Throwable</CODE> object. |
| */ |
| public SOAPException() { |
| cause = null; |
| } |
| |
| /** |
| * Constructs a <CODE>SOAPException</CODE> object with the given <CODE>String</CODE> as the |
| * reason for the exception being thrown. |
| * |
| * @param reason a description of what caused the exception |
| */ |
| public SOAPException(String reason) { |
| |
| super(reason); |
| |
| cause = null; |
| } |
| |
| /** |
| * Constructs a <CODE>SOAPException</CODE> object with the given <CODE>String</CODE> as the |
| * reason for the exception being thrown and the given <CODE>Throwable</CODE> object as an |
| * embedded exception. |
| * |
| * @param reason a description of what caused the exception |
| * @param cause a <CODE>Throwable</CODE> object that is to be embedded in this |
| * <CODE>SOAPException</CODE> object |
| */ |
| public SOAPException(String reason, Throwable cause) { |
| |
| super(reason); |
| |
| initCause(cause); |
| } |
| |
| /** |
| * Constructs a <CODE>SOAPException</CODE> object initialized with the given |
| * <CODE>Throwable</CODE> object. |
| * |
| * @param cause a <CODE>Throwable</CODE> object that is to be embedded in this |
| * <CODE>SOAPException</CODE> object |
| */ |
| public SOAPException(Throwable cause) { |
| |
| super(cause.toString()); |
| |
| initCause(cause); |
| } |
| |
| /** |
| * Returns the detail message for this <CODE> SOAPException</CODE> object. |
| * <p/> |
| * <P>If there is an embedded <CODE>Throwable</CODE> object, and if the |
| * <CODE>SOAPException</CODE> object has no detail message of its own, this method will return |
| * the detail message from the embedded <CODE>Throwable</CODE> object.</P> |
| * |
| * @return the error or warning message for this <CODE> SOAPException</CODE> or, if it has none, |
| * the message of the embedded <CODE>Throwable</CODE> object, if there is one |
| */ |
| public String getMessage() { |
| |
| String s = super.getMessage(); |
| |
| if ((s == null) && (cause != null)) { |
| return cause.getMessage(); |
| } else { |
| return s; |
| } |
| } |
| |
| /** |
| * Returns the <CODE>Throwable</CODE> object embedded in this <CODE>SOAPException</CODE> if |
| * there is one. Otherwise, this method returns <CODE>null</CODE>. |
| * |
| * @return the embedded <CODE>Throwable</CODE> object or <CODE> null</CODE> if there is none |
| */ |
| public Throwable getCause() { |
| return cause; |
| } |
| |
| /** |
| * Initializes the <CODE>cause</CODE> field of this <CODE> SOAPException</CODE> object with the |
| * given <CODE> Throwable</CODE> object. |
| * <p/> |
| * <P>This method can be called at most once. It is generally called from within the constructor |
| * or immediately after the constructor has returned a new <CODE>SOAPException</CODE> object. If |
| * this <CODE>SOAPException</CODE> object was created with the constructor {@link |
| * #SOAPException(java.lang.Throwable) SOAPException(java.lang.Throwable)} or {@link |
| * #SOAPException(java.lang.String, java.lang.Throwable) SOAPException(java.lang.String, |
| * java.lang.Throwable)}, meaning that its <CODE>cause</CODE> field already has a value, this |
| * method cannot be called even once. |
| * |
| * @param cause the <CODE>Throwable</CODE> object that caused this <CODE>SOAPException</CODE> |
| * object to be thrown. The value of this parameter is saved for later retrieval by |
| * the <A href= "../../../javax/xml/soap/SOAPException.html#getCause()"> |
| * <CODE>getCause()</CODE></A> method. A <TT>null</TT> value is permitted and |
| * indicates that the cause is nonexistent or unknown. |
| * @return a reference to this <CODE>SOAPException</CODE> instance |
| * @throws IllegalArgumentException |
| * if <CODE>cause</CODE> is this <CODE>Throwable</CODE> object. (A |
| * <CODE>Throwable</CODE> object cannot be its own cause.) |
| * @throws IllegalStateException |
| * if this <CODE> SOAPException</CODE> object was created with {@link |
| * #SOAPException(java.lang.Throwable) SOAPException(java.lang.Throwable)} or {@link |
| * #SOAPException(java.lang.String, java.lang.Throwable) SOAPException(java.lang.String, |
| * java.lang.Throwable)}, or this method has already been called on this <CODE> |
| * SOAPException</CODE> object |
| */ |
| public synchronized Throwable initCause(Throwable cause) { |
| |
| if (this.cause != null) { |
| throw new IllegalStateException("Can't override cause"); |
| } |
| |
| if (cause == this) { |
| throw new IllegalArgumentException("Self-causation not permitted"); |
| } else { |
| this.cause = cause; |
| |
| return this; |
| } |
| } |
| |
| private Throwable cause; |
| } |