1 //
2 // ========================================================================
3 // Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
4 // ------------------------------------------------------------------------
5 // All rights reserved. This program and the accompanying materials
6 // are made available under the terms of the Eclipse Public License v1.0
7 // and Apache License v2.0 which accompanies this distribution.
8 //
9 // The Eclipse Public License is available at
10 // http://www.eclipse.org/legal/epl-v10.html
11 //
12 // The Apache License v2.0 is available at
13 // http://www.opensource.org/licenses/apache2.0.php
14 //
15 // You may elect to redistribute this code under either of these licenses.
16 // ========================================================================
17 //
18
19
20 package org.eclipse.jetty.http;
21
22 import java.io.IOException;
23
24 import org.eclipse.jetty.io.Buffer;
25
26 public interface Generator
27 {
28 public static final boolean LAST=true;
29 public static final boolean MORE=false;
30
31 /* ------------------------------------------------------------ */
32 /**
33 * Add content.
34 *
35 * @param content
36 * @param last
37 * @throws IllegalArgumentException if <code>content</code> is {@link Buffer#isImmutable immutable}.
38 * @throws IllegalStateException If the request is not expecting any more content,
39 * or if the buffers are full and cannot be flushed.
40 * @throws IOException if there is a problem flushing the buffers.
41 */
42 void addContent(Buffer content, boolean last) throws IOException;
43
44 void complete() throws IOException;
45
46 void completeHeader(HttpFields responseFields, boolean last) throws IOException;
47
48 int flushBuffer() throws IOException;
49
50 int getContentBufferSize();
51
52 long getContentWritten();
53
54 boolean isWritten();
55
56 boolean isAllContentWritten();
57
58 void increaseContentBufferSize(int size);
59
60 boolean isBufferFull();
61
62 boolean isCommitted();
63
64 boolean isComplete();
65
66 boolean isPersistent();
67
68 void reset();
69
70 void resetBuffer();
71
72 void returnBuffers();
73
74 void sendError(int code, String reason, String content, boolean close) throws IOException;
75
76 void setHead(boolean head);
77
78 void setRequest(String method, String uri);
79
80 void setResponse(int status, String reason);
81
82
83 void setSendServerVersion(boolean sendServerVersion);
84
85 void setVersion(int version);
86
87 boolean isIdle();
88
89 void setContentLength(long length);
90
91 void setPersistent(boolean persistent);
92
93 void setDate(Buffer timeStampBuffer);
94
95
96 }