Here you can find the source of stackTrace(Throwable cause)
public static String stackTrace(Throwable cause)
//package com.java2s; /**// w ww. ja v a2s .c om * Copyright 2007-2016, Kaazing Corporation. All rights reserved. * * 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.BufferedOutputStream; import java.io.ByteArrayOutputStream; import java.io.PrintStream; public class Main { public static String stackTrace(Throwable cause) { ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); BufferedOutputStream bufferedOutputStream = new BufferedOutputStream( byteArrayOutputStream); PrintStream printStream = new PrintStream(bufferedOutputStream); cause.printStackTrace(printStream); printStream.flush(); return byteArrayOutputStream.toString(); } }