99 lines
3.2 KiB
Java
99 lines
3.2 KiB
Java
/*
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* Copyright (c) 2005, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.util.*;
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import java.util.concurrent.*;
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import java.util.logging.*;
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import java.io.*;
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import java.net.*;
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import java.security.*;
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import javax.net.ssl.*;
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import com.sun.net.httpserver.*;
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/**
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* Implements a basic static EchoHandler for an HTTP server
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*/
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public class EchoHandler implements HttpHandler {
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byte[] read(InputStream is) throws IOException {
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byte[] buf = new byte[1024];
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byte[] result = new byte[0];
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while (true) {
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int n = is.read(buf);
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if (n > 0) {
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byte[] b1 = new byte[result.length + n];
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System.arraycopy(result, 0, b1, 0, result.length);
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System.arraycopy(buf, 0, b1, result.length, n);
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result = b1;
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} else if (n == -1) {
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return result;
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}
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}
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}
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public void handle (HttpExchange t)
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throws IOException
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{
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InputStream is = t.getRequestBody();
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Headers map = t.getRequestHeaders();
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String fixedrequest = map.getFirst ("XFixed");
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// return the number of bytes received (no echo)
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String summary = map.getFirst ("XSummary");
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if (fixedrequest != null && summary == null) {
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byte[] in = read(is);
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t.sendResponseHeaders(200, in.length);
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OutputStream os = t.getResponseBody();
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os.write(in);
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close(os);
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close(is);
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} else {
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OutputStream os = t.getResponseBody();
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byte[] buf = new byte[64 * 1024];
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t.sendResponseHeaders(200, 0);
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int n, count=0;;
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while ((n = is.read(buf)) != -1) {
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if (summary == null) {
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os.write(buf, 0, n);
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}
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count += n;
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}
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if (summary != null) {
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String s = Integer.toString(count);
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os.write(s.getBytes());
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}
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close(os);
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close(is);
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}
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}
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protected void close(OutputStream os) throws IOException {
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os.close();
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}
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protected void close(InputStream is) throws IOException {
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is.close();
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}
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}
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