Java Throwable to String stackTraceToString(Throwable cause)

Description

Gets the stack trace from a Throwable as a String.

License

Apache License

Parameter

Parameter	Description
throwable	the <code>Throwable</code> to be examined

Return

the stack trace as generated by the exception's printStackTrace(PrintWriter) method

Declaration

public static String stackTraceToString(Throwable cause) 

Method Source Code

//package com.java2s;
/*/*from  w  w w . j  av a 2s.  co  m*/
 * Copyright 2016 The Netty Project
 *
 * The Netty Project 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.
 */

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;

public class Main {
    /**
     * <p>Gets the stack trace from a Throwable as a String.</p>
     *
     * @param throwable the <code>Throwable</code> to be examined
     * @return the stack trace as generated by the exception's
     *  <code>printStackTrace(PrintWriter)</code> method
     */
    public static String stackTraceToString(Throwable cause) {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        PrintStream pout = new PrintStream(out);
        cause.printStackTrace(pout);
        pout.flush();
        try {
            return new String(out.toByteArray());
        } finally {
            try {
                out.close();
            } catch (IOException ignore) {
                // ignore as should never happen
            }
        }
    }
}

Related

1. stackTraceToHTMLString(Throwable t)
2. stackTraceToString(final Throwable t)
3. stackTraceToString(final Throwable thr)
4. stackTraceToString(final Throwable throwable, final boolean expectNull)
5. stackTraceToString(Throwable cause)
6. stackTraceToString(Throwable e)
7. stackTraceToString(Throwable e)
8. stackTraceToString(Throwable eIn)
9. stackTraceToString(Throwable ex)