| /* |
| * Copyright (c) 2005, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.util.*; |
| import java.util.concurrent.*; |
| import java.util.logging.*; |
| import java.io.*; |
| import java.net.*; |
| import java.security.*; |
| import javax.net.ssl.*; |
| import com.sun.net.httpserver.*; |
| |
| /** |
| * Implements a basic static EchoHandler for an HTTP server |
| */ |
| public class EchoHandler implements HttpHandler { |
| |
| byte[] read(InputStream is) throws IOException { |
| byte[] buf = new byte[1024]; |
| byte[] result = new byte[0]; |
| |
| while (true) { |
| int n = is.read(buf); |
| if (n > 0) { |
| byte[] b1 = new byte[result.length + n]; |
| System.arraycopy(result, 0, b1, 0, result.length); |
| System.arraycopy(buf, 0, b1, result.length, n); |
| result = b1; |
| } else if (n == -1) { |
| return result; |
| } |
| } |
| } |
| |
| public void handle (HttpExchange t) |
| throws IOException |
| { |
| InputStream is = t.getRequestBody(); |
| Headers map = t.getRequestHeaders(); |
| String fixedrequest = map.getFirst ("XFixed"); |
| |
| // return the number of bytes received (no echo) |
| String summary = map.getFirst ("XSummary"); |
| if (fixedrequest != null && summary == null) { |
| byte[] in = read(is); |
| t.sendResponseHeaders(200, in.length); |
| OutputStream os = t.getResponseBody(); |
| os.write(in); |
| close(os); |
| close(is); |
| } else { |
| OutputStream os = t.getResponseBody(); |
| byte[] buf = new byte[64 * 1024]; |
| t.sendResponseHeaders(200, 0); |
| int n, count=0;; |
| |
| while ((n = is.read(buf)) != -1) { |
| if (summary == null) { |
| os.write(buf, 0, n); |
| } |
| count += n; |
| } |
| if (summary != null) { |
| String s = Integer.toString(count); |
| os.write(s.getBytes()); |
| } |
| close(os); |
| close(is); |
| } |
| } |
| |
| protected void close(OutputStream os) throws IOException { |
| os.close(); |
| } |
| protected void close(InputStream is) throws IOException { |
| is.close(); |
| } |
| } |