appserver/tests/appserv-tests/devtests/web/readLineWithMaxLength/servlet/EchoServlet.java

/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package test;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.Writer;

import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

public class EchoServlet extends HttpServlet {
     protected void doPost(HttpServletRequest req, HttpServletResponse res)
             throws ServletException, IOException {
         BufferedReader br = req.getReader();
         Writer writer = res.getWriter();
         String line = null;
         int count = 0;
         while ((line = br.readLine()) != null) {
             count += line.length();
             writer.write(line);
         }
         writer.close();
         br.close();
     }
}