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annotate src/org/eclipse/jetty/server/BlockingHttpConnection.java @ 1031:921c25a05eaa
remove Buffer.asReadOnlyBuffer()
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Thu, 03 Nov 2016 02:04:40 -0600 |
parents | 2ea54e6117c3 |
children | 4ada7a8c128a |
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1 // |
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2 // ======================================================================== |
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
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4 // ------------------------------------------------------------------------ |
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5 // All rights reserved. This program and the accompanying materials |
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6 // are made available under the terms of the Eclipse Public License v1.0 |
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7 // and Apache License v2.0 which accompanies this distribution. |
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8 // |
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9 // The Eclipse Public License is available at |
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10 // http://www.eclipse.org/legal/epl-v10.html |
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11 // |
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12 // The Apache License v2.0 is available at |
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13 // http://www.opensource.org/licenses/apache2.0.php |
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14 // |
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15 // You may elect to redistribute this code under either of these licenses. |
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16 // ======================================================================== |
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17 // |
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18 |
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19 package org.eclipse.jetty.server; |
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20 |
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21 import java.io.IOException; |
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22 |
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23 import org.eclipse.jetty.http.HttpException; |
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24 import org.eclipse.jetty.http.HttpStatus; |
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25 import org.eclipse.jetty.io.EndPoint; |
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26 import org.eclipse.jetty.io.nio.ChannelEndPoint; |
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27 import org.eclipse.jetty.server.nio.BlockingChannelConnector; |
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28 import org.slf4j.Logger; |
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29 import org.slf4j.LoggerFactory; |
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30 |
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31 |
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32 /* ------------------------------------------------------------ */ |
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33 /** Blocking Server HTTP Connection |
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34 */ |
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35 public final class BlockingHttpConnection extends AbstractHttpConnection |
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36 { |
874 | 37 private static final Logger LOG = LoggerFactory.getLogger(BlockingHttpConnection.class); |
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38 |
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39 public BlockingHttpConnection(BlockingChannelConnector connector, ChannelEndPoint endpoint) |
874 | 40 { |
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41 super(connector,endpoint); |
874 | 42 } |
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43 |
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44 @Override |
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45 public void handle() throws IOException |
874 | 46 { |
47 try | |
48 { | |
49 // do while the endpoint is open | |
50 // AND the connection has not changed | |
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51 while (_endp.isOpen()) |
874 | 52 { |
53 try | |
54 { | |
55 // If we are not ended then parse available | |
56 if (!_parser.isComplete() && !_endp.isInputShutdown()) | |
57 _parser.parseAvailable(); | |
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58 |
874 | 59 // Do we have more generating to do? |
60 // Loop here because some writes may take multiple steps and | |
61 // we need to flush them all before potentially blocking in the | |
62 // next loop. | |
63 if (_generator.isCommitted() && !_generator.isComplete() && !_endp.isOutputShutdown()) | |
64 _generator.flushBuffer(); | |
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65 |
874 | 66 // Flush buffers |
67 _endp.flush(); | |
68 } | |
69 catch (HttpException e) | |
70 { | |
71 if (LOG.isDebugEnabled()) | |
72 { | |
73 LOG.debug("uri="+_uri); | |
74 LOG.debug("fields="+_requestFields); | |
75 LOG.debug("",e); | |
76 } | |
77 _generator.sendError(e.getStatus(), e.getReason(), null, true); | |
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78 initParser(); |
874 | 79 _endp.shutdownOutput(); |
80 } | |
81 finally | |
82 { | |
83 // Is this request/response round complete and are fully flushed? | |
84 if (_parser.isComplete() && _generator.isComplete()) | |
85 { | |
86 // Reset the parser/generator | |
87 reset(); | |
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88 |
874 | 89 // TODO Is this required? |
90 if (!_generator.isPersistent() && !_endp.isOutputShutdown()) | |
91 { | |
92 LOG.warn("Safety net oshut!!! Please open a bugzilla"); | |
93 _endp.shutdownOutput(); | |
94 } | |
95 } | |
96 | |
97 // If we don't have a committed response and we are not suspended | |
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98 if (_endp.isInputShutdown() && _generator.isIdle()) |
874 | 99 { |
100 // then no more can happen, so close. | |
101 _endp.close(); | |
102 } | |
103 } | |
104 } | |
105 } | |
106 finally | |
107 { | |
108 _parser.returnBuffers(); | |
109 _generator.returnBuffers(); | |
110 } | |
111 } | |
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112 } |