commons-bcel-master/src/main/java/org/apache/bcel/verifier/exc/Utility.java
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.apache.bcel.verifier.exc;

import java.io.PrintWriter;
import java.io.StringWriter;

/**
 * A utility class providing convenience methods concerning Throwable instances.
 *
 * @see Throwable
 */
public final class Utility {
    /** This method returns the stack trace of a Throwable instance as a String. */
    public static String getStackTrace(final Throwable t) {
        final StringWriter sw = new StringWriter();
        final PrintWriter pw = new PrintWriter(sw);
        t.printStackTrace(pw);
        return sw.toString();
    }

    /** This class is not instantiable. */
    private Utility() {
    }
}
