| /* |
| * Copyright 2003-2007 the original author or authors. |
| * |
| * Licensed 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 org.codehaus.groovy; |
| |
| /** |
| * This class represents an error that is thrown when a bug is |
| * recognized inside the runtime. Basically it is thrown when |
| * a constraint is not fullfilled that should be fullfiled. |
| * |
| * @author Jochen Theodorou |
| */ |
| public class GroovyBugError extends AssertionError { |
| |
| // message string |
| private String message; |
| // optional exception |
| private final Exception exception; |
| |
| /** |
| * constructs a bug error using the given text |
| * @param message the error message text |
| */ |
| public GroovyBugError( String message ) { |
| this(message, null); |
| } |
| |
| /** |
| * Constructs a bug error using the given exception |
| * @param exception cause of this error |
| */ |
| public GroovyBugError( Exception exception ) { |
| this(null, exception); |
| } |
| |
| /** |
| * Constructs a bug error using the given exception and |
| * a text with additional information about the cause |
| * @param msg additional information about this error |
| * @param exception cause of this error |
| */ |
| public GroovyBugError( String msg, Exception exception ) { |
| this.exception = exception; |
| this.message = msg; |
| } |
| |
| /** |
| * Returns a String representation of this class by calling <code>getMessage()</code>. |
| * @see #getMessage() |
| */ |
| public String toString() { |
| return getMessage(); |
| } |
| |
| /** |
| * Returns the detail message string of this error. The message |
| * will consist of the bug text prefixed by "BUG! " if there this |
| * isntance was created using a message. If this error was |
| * constructed without using a bug text the message of the cause |
| * is used prefixed by "BUG! UNCAUGHT EXCEPTION: " |
| * |
| * @return the detail message string of this error. |
| */ |
| public String getMessage() { |
| if( message != null ) |
| { |
| return "BUG! "+message; |
| } |
| else |
| { |
| return "BUG! UNCAUGHT EXCEPTION: " + exception.getMessage(); |
| } |
| } |
| |
| public Throwable getCause() { |
| return this.exception; |
| } |
| |
| /** |
| * Returns the bug text to describe this error |
| */ |
| public String getBugText(){ |
| if( message != null ){ |
| return message; |
| } else { |
| return exception.getMessage(); |
| } |
| } |
| |
| /** |
| * Sets the bug text to describe this error |
| */ |
| public void setBugText(String msg) { |
| this.message = msg; |
| } |
| } |