/*
* ExceptionUtil, utility class for exceptions.
* Copyright (C) 2004 - 2011 Achim Westermann.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* If you modify or optimize the code in a useful way please let me know.
* Achim.Westermann@gmx.de
*
*/
package info.monitorenter.util;
import java.io.PrintStream;
/**
* Nice static helpers for working with Strings.
* <p>
* Maybe not always the fastest solution to call in here, but working. Also
* usable for seeing examples and cutting code for manual inlining.
* <p>
*
* @author Achim.Westermann@gmx.de
*
* @version $Revision: 1.2 $
*/
public final class ExceptionUtil {
/** Singleton instance. */
private static ExceptionUtil instance = null;
/**
* Returns the singleton instance of this class.
* <p>
*
* This method is useless for now as all methods are static. It may be used in
* future if VM-global configuration will be put to the state of the instance.
* <p>
*
*
* @return the singleton instance of this class.
*/
public static ExceptionUtil instance() {
if (ExceptionUtil.instance == null) {
ExceptionUtil.instance = new ExceptionUtil();
}
return ExceptionUtil.instance;
}
/**
* Prints out the current Thread stack to the given stream.<p>
*
* @see Thread#getStackTrace()
*
* @param outprint the stream to print to (e.g. <code>{@link System#err}</code>).
*/
public static void dumpThreadStack(PrintStream outprint) {
StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
String stackTraceString = StringUtil.arrayToString(stackTrace,"\n");
outprint.println(stackTraceString);
}
}