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 * @see java.lang.Throwable
027 */
028public final class Utility{
029    /** This class is not instantiable. */
030    private Utility() {}
031
032    /** This method returns the stack trace of a Throwable instance as a String. */
033    public static String getStackTrace(final Throwable t) {
034        final StringWriter sw = new StringWriter();
035        final PrintWriter pw = new PrintWriter(sw);
036        t.printStackTrace(pw);
037        return sw.toString();
038    }
039}