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 */
017package org.apache.bcel.verifier.exc;
018
019import java.io.PrintWriter;
020import java.io.StringWriter;
021
022/**
023 * A utility class providing convenience methods concerning Throwable instances.
024 *
025 * @see Throwable
026 */
027public final class Utility {
028    /** This method returns the stack trace of a Throwable instance as a String. */
029    public static String getStackTrace(final Throwable t) {
030        final StringWriter sw = new StringWriter();
031        final PrintWriter pw = new PrintWriter(sw);
032        t.printStackTrace(pw);
033        return sw.toString();
034    }
035
036    /** This class is not instantiable. */
037    private Utility() {
038    }
039}