    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}