001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   https://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.bcel.verifier.exc;
020
021import java.io.PrintWriter;
022import java.io.StringWriter;
023
024/**
025 * A utility class providing convenience methods concerning Throwable instances.
026 *
027 * @see Throwable
028 */
029public final class Utility {
030    /** This method returns the stack trace of a Throwable instance as a String. */
031    public static String getStackTrace(final Throwable t) {
032        final StringWriter sw = new StringWriter();
033        final PrintWriter pw = new PrintWriter(sw);
034        t.printStackTrace(pw);
035        return sw.toString();
036    }
037
038    /** This class is not instantiable. */
039    private Utility() {
040    }
041}