Mercurial Hosting > luan

annotate src/org/eclipse/jetty/server/nio/SelectChannelConnector.java @ 1032:eca26899c4bc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
minor
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 03 Nov 2016 03:19:50 -0600
parents 39154cfa58e4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
1 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
2 // ========================================================================
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
4 // ------------------------------------------------------------------------
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
5 // All rights reserved. This program and the accompanying materials
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
6 // are made available under the terms of the Eclipse Public License v1.0
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
7 // and Apache License v2.0 which accompanies this distribution.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
8 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
9 // The Eclipse Public License is available at
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
10 // http://www.eclipse.org/legal/epl-v10.html
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
11 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
12 // The Apache License v2.0 is available at
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
13 // http://www.opensource.org/licenses/apache2.0.php
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
14 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
15 // You may elect to redistribute this code under either of these licenses.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
16 // ========================================================================
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
17 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
18
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
19 package org.eclipse.jetty.server.nio;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
20
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
21 import java.io.IOException;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
22 import java.net.InetSocketAddress;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
23 import java.net.Socket;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
24 import java.nio.channels.SelectionKey;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
25 import java.nio.channels.ServerSocketChannel;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
26 import java.nio.channels.SocketChannel;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
27
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
28 import org.eclipse.jetty.io.AsyncEndPoint;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
29 import org.eclipse.jetty.io.EndPoint;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
30 import org.eclipse.jetty.io.nio.AsyncConnection;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
31 import org.eclipse.jetty.io.nio.SelectChannelEndPoint;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
32 import org.eclipse.jetty.io.nio.SelectorManager;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
33 import org.eclipse.jetty.server.AsyncHttpConnection;
907
bc4e299de953 remove AbstractNIOConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 906
diff changeset
34 import org.eclipse.jetty.server.Connector;
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
35 import org.eclipse.jetty.server.Request;
887
df84a1741687 make Connector reference to server explicit
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
36 import org.eclipse.jetty.server.Server;
1001
Franklin Schmidt <fschmidt@gmail.com>
parents: 996
diff changeset
37 import org.eclipse.jetty.server.AbstractHttpConnection;
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
38
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
39 /* ------------------------------------------------------------------------------- */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
40 /**
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
41 * Selecting NIO connector.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
42 * <p>
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
43 * This connector uses efficient NIO buffers with a non blocking threading model. Direct NIO buffers
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
44 * are used and threads are only allocated to connections with requests. Synchronization is used to
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
45 * simulate blocking for the servlet API, and any unflushed content at the end of request handling
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
46 * is written asynchronously.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
47 * </p>
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
48 * <p>
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
49 * This connector is best used when there are a many connections that have idle periods.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
50 * </p>
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
51 *
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
52 * @org.apache.xbean.XBean element="nioConnector" description="Creates an NIO based socket connector"
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
53 */
907
bc4e299de953 remove AbstractNIOConnector
Franklin Schmidt <fschmidt@gmail.com>
parents: 906
diff changeset
54 public class SelectChannelConnector extends Connector
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
55 {
970
d82eb99e8df6 remove ConnectorSelectorManager
Franklin Schmidt <fschmidt@gmail.com>
parents: 968
diff changeset
56 private final SelectorManager _manager = new SelectorManager(this);
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
57
887
df84a1741687 make Connector reference to server explicit
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
58 public SelectChannelConnector(Server server,int port)
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
59 {
887
df84a1741687 make Connector reference to server explicit
Franklin Schmidt <fschmidt@gmail.com>
parents: 865
diff changeset
60 super(server,port);
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
61 addBean(_manager,true);
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
62 }
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
63
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
64 @Override
906
Franklin Schmidt <fschmidt@gmail.com>
parents: 903
diff changeset
65 public final void accept() throws IOException
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
66 {
906
Franklin Schmidt <fschmidt@gmail.com>
parents: 903
diff changeset
67 ServerSocketChannel server = _acceptChannel;
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
68
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
69 if (server!=null && server.isOpen() && _manager.isStarted())
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
70 {
950
a778413aefc0 add SaneSelector
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
71 final SocketChannel channel = server.accept();
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
72 channel.configureBlocking(false);
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
73 Socket socket = channel.socket();
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
74 configure(socket);
950
a778413aefc0 add SaneSelector
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
75 this.server.threadPool.execute(new Runnable(){public void run(){
a778413aefc0 add SaneSelector
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
76 _manager.register(channel);
a778413aefc0 add SaneSelector
Franklin Schmidt <fschmidt@gmail.com>
parents: 948
diff changeset
77 }});
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
78 }
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
79 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
80
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
81 @Override
1001
Franklin Schmidt <fschmidt@gmail.com>
parents: 996
diff changeset
82 public void customize(AbstractHttpConnection con) throws IOException
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
83 {
1001
Franklin Schmidt <fschmidt@gmail.com>
parents: 996
diff changeset
84 con._endp.setMaxIdleTime(_maxIdleTime);
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
85 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
86
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
87 @Override
909
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
88 protected synchronized void doStart() throws Exception
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
89 {
909
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
90 if (_acceptChannel == null)
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
91 {
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
92 // Create a new server socket
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
93 _acceptChannel = ServerSocketChannel.open();
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
94 // Set to blocking mode
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
95 _acceptChannel.configureBlocking(true);
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
96
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
97 // Bind the server socket to the local host and port
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
98 _acceptChannel.socket().setReuseAddress(true);
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
99 InetSocketAddress addr = getHost()==null?new InetSocketAddress(port):new InetSocketAddress(getHost(),port);
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
100 _acceptChannel.bind(addr);
971
Franklin Schmidt <fschmidt@gmail.com>
parents: 970
diff changeset
101 if( _acceptChannel.socket().getLocalPort() != port )
909
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
102 throw new IOException("Server channel not bound");
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
103 }
c60c1adfac3e simplify connectors
Franklin Schmidt <fschmidt@gmail.com>
parents: 907
diff changeset
104
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
105 super.doStart();
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
106 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
107
970
d82eb99e8df6 remove ConnectorSelectorManager
Franklin Schmidt <fschmidt@gmail.com>
parents: 968
diff changeset
108 public AsyncConnection newConnection(SocketChannel channel,AsyncEndPoint endpoint)
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
109 {
972
5ee36654b383 simplify AbstractHttpConnection
Franklin Schmidt <fschmidt@gmail.com>
parents: 971
diff changeset
110 return new AsyncHttpConnection(this,endpoint);
864
e21ca9878a10 simplify ThreadPool use
Franklin Schmidt <fschmidt@gmail.com>
parents: 802
diff changeset
111 }
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
112 }