1 package org.apache.fulcrum.yaafi.framework.util; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 import java.io.PrintWriter; 23 import java.io.StringWriter; 24 25 /** 26 * A subset of the utilities available in commons-lang-2.1 ExceptionUtils. 27 * 28 * @author <a href="mailto:siegfried.goeschl@it20one.at">Siegfried Goeschl</a> 29 */ 30 public class ExceptionUtils 31 { 32 33 /** 34 * <p>Public constructor allows an instance of <code>ExceptionUtils</code> 35 * to be created, although that is not normally necessary.</p> 36 */ 37 public ExceptionUtils() 38 { 39 // nothing to do 40 } 41 42 /** 43 * <p>Gets the stack trace from a Throwable as a String.</p> 44 * 45 * @param throwable the <code>Throwable</code> to be examined 46 * @return the stack trace as generated by the exception's 47 * <code>printStackTrace(PrintWriter)</code> method 48 */ 49 public static String getStackTrace(Throwable throwable) 50 { 51 StringWriter sw = new StringWriter(); 52 PrintWriter pw = new PrintWriter( sw, true ); 53 throwable.printStackTrace( pw ); 54 return sw.getBuffer().toString(); 55 } 56 }