Java tutorial
/******************************************************************************* * Copyright (c) 2009, 2016 GreenVulcano ESB Open Source Project. * All rights reserved. * * This file is part of GreenVulcano ESB. * * GreenVulcano ESB 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 3 of the License, or * (at your option) any later version. * * GreenVulcano ESB 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 GreenVulcano ESB. If not, see <http://www.gnu.org/licenses/>. *******************************************************************************/ package it.greenvulcano.gvesb.adapter.http; import java.io.BufferedReader; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import javax.servlet.ReadListener; import javax.servlet.ServletInputStream; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletRequestWrapper; import org.apache.commons.io.IOUtils; /** * * @version 3.4.0 27/mar/2014 * @author GreenVulcano Developer Team * */ public class MultiReadHttpServletRequest extends HttpServletRequestWrapper { private byte[] body; public MultiReadHttpServletRequest(HttpServletRequest request) throws IOException { super(request); //String method = request.getMethod(); //if (method.equals("POST") || method.equals("PUT")) { //if (request.getContentType().indexOf("application/x-www-form-urlencoded") != -1) { // Read the request body and save it as a byte array InputStream is = super.getInputStream(); body = IOUtils.toByteArray(is); //} //} } @Override public ServletInputStream getInputStream() throws IOException { return new ServletInputStreamImpl(new ByteArrayInputStream(body)); } @Override public BufferedReader getReader() throws IOException { String enc = getCharacterEncoding(); if (enc == null) enc = "UTF-8"; return new BufferedReader(new InputStreamReader(getInputStream(), enc)); } private class ServletInputStreamImpl extends ServletInputStream { private InputStream is; public ServletInputStreamImpl(InputStream is) { this.is = is; } public int read() throws IOException { return is.read(); } public boolean markSupported() { return false; } public synchronized void mark(int i) { throw new RuntimeException(new IOException("mark/reset not supported")); } public synchronized void reset() throws IOException { throw new IOException("mark/reset not supported"); } @Override public boolean isFinished() { // TODO Auto-generated method stub return false; } @Override public boolean isReady() { // TODO Auto-generated method stub return false; } @Override public void setReadListener(ReadListener readListener) { // TODO Auto-generated method stub } } }