Here you can find the source of stackTrace(Throwable t)
public static String stackTrace(Throwable t)
//package com.java2s; /*/*from w w w . j av a 2s . c o m*/ Copyright (C) 2012 The Stanford MobiSocial Laboratory Licensed 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.*; public class Main { public static String stackTrace(Throwable t) { StringWriter sw = new StringWriter(0); PrintWriter pw = new PrintWriter(sw); t.printStackTrace(pw); pw.close(); return sw.getBuffer().toString(); } public static String stackTrace() { Throwable t = new Exception("Printing current stack trace"); t.fillInStackTrace(); return stackTrace(t); } public static void close(Closeable resource) { if (resource != null) { try { resource.close(); } catch (IOException e) { // Do your thing with the exception. Print it, log it or mail it. e.printStackTrace(); } } } }