diff src/org/eclipse/jetty/server/BlockingHttpConnection.java @ 802:3428c60d7cfc

replace jetty jars with source
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 07 Sep 2016 21:15:48 -0600
parents
children 8e9db0bbf4f9
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/org/eclipse/jetty/server/BlockingHttpConnection.java	Wed Sep 07 21:15:48 2016 -0600
@@ -0,0 +1,138 @@
+//
+//  ========================================================================
+//  Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
+//  ------------------------------------------------------------------------
+//  All rights reserved. This program and the accompanying materials
+//  are made available under the terms of the Eclipse Public License v1.0
+//  and Apache License v2.0 which accompanies this distribution.
+//
+//      The Eclipse Public License is available at
+//      http://www.eclipse.org/legal/epl-v10.html
+//
+//      The Apache License v2.0 is available at
+//      http://www.opensource.org/licenses/apache2.0.php
+//
+//  You may elect to redistribute this code under either of these licenses.
+//  ========================================================================
+//
+
+package org.eclipse.jetty.server;
+
+import java.io.IOException;
+
+import org.eclipse.jetty.http.Generator;
+import org.eclipse.jetty.http.HttpException;
+import org.eclipse.jetty.http.HttpStatus;
+import org.eclipse.jetty.http.Parser;
+import org.eclipse.jetty.io.Connection;
+import org.eclipse.jetty.io.EndPoint;
+import org.eclipse.jetty.util.log.Log;
+import org.eclipse.jetty.util.log.Logger;
+
+
+/* ------------------------------------------------------------ */
+/** Blocking Server HTTP Connection
+ */
+public class BlockingHttpConnection extends AbstractHttpConnection
+{
+    private static final Logger LOG = Log.getLogger(BlockingHttpConnection.class);
+
+    public BlockingHttpConnection(Connector connector, EndPoint endpoint, Server server)
+    {
+        super(connector,endpoint,server);
+    }
+
+    public BlockingHttpConnection(Connector connector, EndPoint endpoint, Server server, Parser parser, Generator generator, Request request)
+    {
+        super(connector,endpoint,server,parser,generator,request);
+    }
+
+    @Override
+    protected void handleRequest() throws IOException
+    {
+        super.handleRequest();
+    }
+
+    public Connection handle() throws IOException
+    {
+        Connection connection = this;
+
+        try
+        {
+            setCurrentConnection(this);
+
+            // do while the endpoint is open
+            // AND the connection has not changed
+            while (_endp.isOpen() && connection==this)
+            {
+                try
+                {
+                    // If we are not ended then parse available
+                    if (!_parser.isComplete() && !_endp.isInputShutdown())
+                        _parser.parseAvailable();
+
+                    // Do we have more generating to do?
+                    // Loop here because some writes may take multiple steps and
+                    // we need to flush them all before potentially blocking in the
+                    // next loop.
+                    if (_generator.isCommitted() && !_generator.isComplete() && !_endp.isOutputShutdown())
+                        _generator.flushBuffer();
+
+                    // Flush buffers
+                    _endp.flush();
+                }
+                catch (HttpException e)
+                {
+                    if (LOG.isDebugEnabled())
+                    {
+                        LOG.debug("uri="+_uri);
+                        LOG.debug("fields="+_requestFields);
+                        LOG.debug(e);
+                    }
+                    _generator.sendError(e.getStatus(), e.getReason(), null, true);
+                    _parser.reset();
+                    _endp.shutdownOutput();
+                }
+                finally
+                {
+                    //  Is this request/response round complete and are fully flushed?
+                    if (_parser.isComplete() && _generator.isComplete())
+                    {
+                        // Reset the parser/generator
+                        reset();
+
+                        // look for a switched connection instance?
+                        if (_response.getStatus()==HttpStatus.SWITCHING_PROTOCOLS_101)
+                        {
+                            Connection switched=(Connection)_request.getAttribute("org.eclipse.jetty.io.Connection");
+                            if (switched!=null)
+                                connection=switched;
+                        }
+
+                        // TODO Is this required?
+                        if (!_generator.isPersistent() && !_endp.isOutputShutdown())
+                        {
+                            LOG.warn("Safety net oshut!!! Please open a bugzilla");
+                            _endp.shutdownOutput();
+                        }
+                    }
+                    
+                    // If we don't have a committed response and we are not suspended
+                    if (_endp.isInputShutdown() && _generator.isIdle() && !_request.getAsyncContinuation().isSuspended())
+                    {
+                        // then no more can happen, so close.
+                        _endp.close();
+                    }
+                }
+            }
+
+            return connection;
+        }
+        finally
+        {
+            setCurrentConnection(null);
+            _parser.returnBuffers();
+            _generator.returnBuffers();
+        }
+    }
+}