0N/A/*
2362N/A * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
0N/A *
0N/A * Redistribution and use in source and binary forms, with or without
0N/A * modification, are permitted provided that the following conditions
0N/A * are met:
0N/A *
0N/A * - Redistributions of source code must retain the above copyright
0N/A * notice, this list of conditions and the following disclaimer.
0N/A *
0N/A * - Redistributions in binary form must reproduce the above copyright
0N/A * notice, this list of conditions and the following disclaimer in the
0N/A * documentation and/or other materials provided with the distribution.
0N/A *
2362N/A * - Neither the name of Oracle nor the names of its
0N/A * contributors may be used to endorse or promote products derived
0N/A * from this software without specific prior written permission.
0N/A *
0N/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
0N/A * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
0N/A * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
0N/A * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
0N/A * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
0N/A * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
0N/A * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
0N/A * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
0N/A * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
0N/A * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
0N/A * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
0N/A */
0N/A
4378N/A/*
4378N/A * This source code is provided to illustrate the usage of a given feature
4378N/A * or technique and has been deliberately simplified. Additional steps
4378N/A * required for a production-quality application, such as security checks,
4378N/A * input validation and proper error handling, might not be present in
4378N/A * this sample code.
4378N/A */
4378N/A
4378N/A
0N/Aimport java.io.*;
0N/Aimport java.nio.*;
0N/Aimport java.nio.charset.*;
0N/A
0N/A/**
0N/A * An object used for sending Content to the requestor.
0N/A *
0N/A * @author Mark Reinhold
0N/A * @author Brad R. Wetmore
0N/A */
0N/Aclass Reply implements Sendable {
0N/A
0N/A /**
0N/A * A helper class which define the HTTP response codes
0N/A */
0N/A static class Code {
0N/A
0N/A private int number;
0N/A private String reason;
0N/A private Code(int i, String r) { number = i; reason = r; }
0N/A public String toString() { return number + " " + reason; }
0N/A
0N/A static Code OK = new Code(200, "OK");
0N/A static Code BAD_REQUEST = new Code(400, "Bad Request");
0N/A static Code NOT_FOUND = new Code(404, "Not Found");
0N/A static Code METHOD_NOT_ALLOWED = new Code(405, "Method Not Allowed");
0N/A
0N/A }
0N/A
0N/A private Code code;
0N/A private Content content;
0N/A private boolean headersOnly;
0N/A
0N/A Reply(Code rc, Content c) {
0N/A this(rc, c, null);
0N/A }
0N/A
0N/A Reply(Code rc, Content c, Request.Action head) {
0N/A code = rc;
0N/A content = c;
0N/A headersOnly = (head == Request.Action.HEAD);
0N/A }
0N/A
0N/A private static String CRLF = "\r\n";
0N/A private static Charset ascii = Charset.forName("US-ASCII");
0N/A
0N/A private ByteBuffer hbb = null;
0N/A
0N/A private ByteBuffer headers() {
0N/A CharBuffer cb = CharBuffer.allocate(1024);
0N/A for (;;) {
0N/A try {
0N/A cb.put("HTTP/1.0 ").put(code.toString()).put(CRLF);
0N/A cb.put("Server: niossl/0.1").put(CRLF);
0N/A cb.put("Content-type: ").put(content.type()).put(CRLF);
0N/A cb.put("Content-length: ")
0N/A .put(Long.toString(content.length())).put(CRLF);
0N/A cb.put(CRLF);
0N/A break;
0N/A } catch (BufferOverflowException x) {
0N/A assert(cb.capacity() < (1 << 16));
0N/A cb = CharBuffer.allocate(cb.capacity() * 2);
0N/A continue;
0N/A }
0N/A }
0N/A cb.flip();
0N/A return ascii.encode(cb);
0N/A }
0N/A
0N/A public void prepare() throws IOException {
0N/A content.prepare();
0N/A hbb = headers();
0N/A }
0N/A
0N/A public boolean send(ChannelIO cio) throws IOException {
0N/A
0N/A if (hbb == null)
0N/A throw new IllegalStateException();
0N/A
0N/A if (hbb.hasRemaining()) {
0N/A if (cio.write(hbb) <= 0)
0N/A return true;
0N/A }
0N/A
0N/A if (!headersOnly) {
0N/A if (content.send(cio))
0N/A return true;
0N/A }
0N/A
0N/A if (!cio.dataFlush())
0N/A return true;
0N/A
0N/A return false;
0N/A }
0N/A
0N/A public void release() throws IOException {
0N/A content.release();
0N/A }
0N/A}