001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 *  Unless required by applicable law or agreed to in writing, software
012 *  distributed under the License is distributed on an "AS IS" BASIS,
013 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 *  See the License for the specific language governing permissions and
015 *  limitations under the License.
016 *
017 */
018package org.apache.bcel.verifier.exc;
019
020
021import java.io.PrintWriter;
022import java.io.StringWriter;
023
024/**
025 * A utility class providing convenience methods concerning Throwable instances.
026 * @version $Id: Utility.java 1806200 2017-08-25 16:33:06Z ggregory $
027 * @see java.lang.Throwable
028 */
029public final class Utility{
030    /** This class is not instantiable. */
031    private Utility() {}
032
033    /** This method returns the stack trace of a Throwable instance as a String. */
034    public static String getStackTrace(final Throwable t) {
035        final StringWriter sw = new StringWriter();
036        final PrintWriter pw = new PrintWriter(sw);
037        t.printStackTrace(pw);
038        return sw.toString();
039    }
040}