Importing upstream Jetty jetty-9.2.1.v20140609

[gigi.git] / lib / jetty / org / eclipse / jetty / server / NegotiatingServerConnectionFactory.java

diff --git a/lib/jetty/org/eclipse/jetty/server/NegotiatingServerConnectionFactory.java b/lib/jetty/org/eclipse/jetty/server/NegotiatingServerConnectionFactory.java
new file mode 100644 (file)
index 0000000..f826d71
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+++ b/lib/jetty/org/eclipse/jetty/server/NegotiatingServerConnectionFactory.java
@@ -0,0 +1,103 @@
+//
+//  ========================================================================
+//  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.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+import javax.net.ssl.SSLEngine;
+
+import org.eclipse.jetty.io.AbstractConnection;
+import org.eclipse.jetty.io.Connection;
+import org.eclipse.jetty.io.EndPoint;
+import org.eclipse.jetty.io.ssl.SslConnection;
+import org.eclipse.jetty.server.AbstractConnectionFactory;
+import org.eclipse.jetty.server.Connector;
+
+public abstract class NegotiatingServerConnectionFactory extends AbstractConnectionFactory
+{
+    private final List<String> protocols;
+    private String defaultProtocol;
+
+    public NegotiatingServerConnectionFactory(String protocol, String... protocols)
+    {
+        super(protocol);
+        this.protocols = Arrays.asList(protocols);
+    }
+
+    public String getDefaultProtocol()
+    {
+        return defaultProtocol;
+    }
+
+    public void setDefaultProtocol(String defaultProtocol)
+    {
+        this.defaultProtocol = defaultProtocol;
+    }
+
+    public List<String> getProtocols()
+    {
+        return protocols;
+    }
+
+    @Override
+    public Connection newConnection(Connector connector, EndPoint endPoint)
+    {
+        List<String> protocols = this.protocols;
+        if (protocols.isEmpty())
+        {
+            protocols = connector.getProtocols();
+            Iterator<String> i = protocols.iterator();
+            while (i.hasNext())
+            {
+                String protocol = i.next();
+                String prefix = "ssl-";
+                if (protocol.regionMatches(true, 0, prefix, 0, prefix.length()) || protocol.equalsIgnoreCase("alpn"))
+                {
+                    i.remove();
+                }
+            }
+        }
+
+        String dft = defaultProtocol;
+        if (dft == null && !protocols.isEmpty())
+            dft = protocols.get(0);
+
+        SSLEngine engine = null;
+        EndPoint ep = endPoint;
+        while (engine == null && ep != null)
+        {
+            // TODO make more generic
+            if (ep instanceof SslConnection.DecryptedEndPoint)
+                engine = ((SslConnection.DecryptedEndPoint)ep).getSslConnection().getSSLEngine();
+            else
+                ep = null;
+        }
+
+        return configure(newServerConnection(connector, endPoint, engine, protocols, dft), connector, endPoint);
+    }
+
+    protected abstract AbstractConnection newServerConnection(Connector connector, EndPoint endPoint, SSLEngine engine, List<String> protocols, String defaultProtocol);
+
+    @Override
+    public String toString()
+    {
+        return String.format("%s@%x{%s,%s,%s}", getClass().getSimpleName(), hashCode(), getProtocol(), getDefaultProtocol(), getProtocols());
+    }
+}