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Posted to server-dev@james.apache.org by no...@apache.org on 2010/04/09 17:44:47 UTC

svn commit: r932468 [1/3] - in /james/server/trunk: ./ common-util/ common-util/src/main/java/org/apache/james/util/stream/ mina-socket/src/main/java/org/apache/james/socket/ mina-socket/src/main/java/org/apache/james/socket/mina/ netty-socket/ netty-s...

Author: norman
Date: Fri Apr  9 15:44:46 2010
New Revision: 932468

URL: http://svn.apache.org/viewvc?rev=932468&view=rev
Log:
Start to add netty based SMTPServer and POP3Server. This was mainly driven by try to understand if the OOM is caused by MINA or not

Added:
    james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposableFileInputStream.java
      - copied, changed from r932257, james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposableFileInputStream.java
    james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposeOnCloseInputStream.java
      - copied, changed from r932257, james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposeOnCloseInputStream.java
    james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/MessageStream.java
      - copied, changed from r932257, james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/MessageStream.java
    james/server/trunk/netty-socket/
    james/server/trunk/netty-socket/LICENSE.txt
    james/server/trunk/netty-socket/NOTICE.txt
    james/server/trunk/netty-socket/pom.xml
    james/server/trunk/netty-socket/src/
    james/server/trunk/netty-socket/src/main/
    james/server/trunk/netty-socket/src/main/java/
    james/server/trunk/netty-socket/src/main/java/org/
    james/server/trunk/netty-socket/src/main/java/org/apache/
    james/server/trunk/netty-socket/src/main/java/org/apache/james/
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractAsyncServer.java
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelPipelineFactory.java
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelUpstreamHandler.java
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractNettySession.java
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractResponseEncoder.java
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/ChannelAttributeSupport.java
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/LineHandlerUpstreamHandler.java
    james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/TimeoutHandler.java
    james/server/trunk/netty-socket/target/
    james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/
    james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/NioPOP3Server.java
    james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3ChannelUpstreamHandler.java
    james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3NettySession.java
    james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3ResponseEncoder.java
    james/server/trunk/pop3server/src/test/java/org/apache/james/pop3server/AbstractAsyncPOP3ServerTest.java
      - copied, changed from r932257, james/server/trunk/pop3server/src/test/java/org/apache/james/pop3server/AsyncPOP3ServerTest.java
    james/server/trunk/pop3server/src/test/java/org/apache/james/pop3server/NioPOP3ServerTest.java
    james/server/trunk/smtpserver/src/main/java/org/apache/james/smtpserver/netty/
    james/server/trunk/smtpserver/src/main/java/org/apache/james/smtpserver/netty/NioSMTPServer.java
    james/server/trunk/smtpserver/src/main/java/org/apache/james/smtpserver/netty/SMTPChannelUpstreamHandler.java
    james/server/trunk/smtpserver/src/main/java/org/apache/james/smtpserver/netty/SMTPNettySession.java
    james/server/trunk/smtpserver/src/main/java/org/apache/james/smtpserver/netty/SMTPResponseEncoder.java
    james/server/trunk/smtpserver/src/test/java/org/apache/james/smtpserver/AbstractSMTPServerTest.java
      - copied, changed from r932257, james/server/trunk/smtpserver/src/test/java/org/apache/james/smtpserver/AsyncSMTPServerTest.java
    james/server/trunk/smtpserver/src/test/java/org/apache/james/smtpserver/NioSMTPServerTest.java
Removed:
    james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposableFileInputStream.java
    james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposeOnCloseInputStream.java
    james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/MessageStream.java
Modified:
    james/server/trunk/common-util/pom.xml
    james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/mina/AbstractMINASession.java
    james/server/trunk/pom.xml
    james/server/trunk/pop3server/pom.xml
    james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/RetrCmdHandler.java
    james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/TopCmdHandler.java
    james/server/trunk/pop3server/src/test/java/org/apache/james/pop3server/AsyncPOP3ServerTest.java
    james/server/trunk/smtpserver/pom.xml
    james/server/trunk/smtpserver/src/main/java/org/apache/james/smtpserver/mina/AsyncSMTPServer.java
    james/server/trunk/smtpserver/src/test/java/org/apache/james/smtpserver/AsyncSMTPServerTest.java
    james/server/trunk/spring-deployment/pom.xml

Modified: james/server/trunk/common-util/pom.xml
URL: http://svn.apache.org/viewvc/james/server/trunk/common-util/pom.xml?rev=932468&r1=932467&r2=932468&view=diff
==============================================================================
--- james/server/trunk/common-util/pom.xml (original)
+++ james/server/trunk/common-util/pom.xml Fri Apr  9 15:44:46 2010
@@ -30,6 +30,11 @@
   <name>Apache JAMES Server Common Utilities</name>
   <dependencies>
     <dependency>
+      <groupId>org.apache.james</groupId>
+      <artifactId>james-server-core-api</artifactId>
+      <version>3.0-M1</version>
+    </dependency>
+    <dependency>
       <groupId>oro</groupId>
       <artifactId>oro</artifactId>
     </dependency>

Copied: james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposableFileInputStream.java (from r932257, james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposableFileInputStream.java)
URL: http://svn.apache.org/viewvc/james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposableFileInputStream.java?p2=james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposableFileInputStream.java&p1=james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposableFileInputStream.java&r1=932257&r2=932468&rev=932468&view=diff
==============================================================================
--- james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposableFileInputStream.java (original)
+++ james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposableFileInputStream.java Fri Apr  9 15:44:46 2010
@@ -17,7 +17,7 @@
  * under the License.                                           *
  ****************************************************************/
 
-package org.apache.james.socket;
+package org.apache.james.util.stream;
 
 import java.io.File;
 import java.io.FileInputStream;

Copied: james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposeOnCloseInputStream.java (from r932257, james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposeOnCloseInputStream.java)
URL: http://svn.apache.org/viewvc/james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposeOnCloseInputStream.java?p2=james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposeOnCloseInputStream.java&p1=james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposeOnCloseInputStream.java&r1=932257&r2=932468&rev=932468&view=diff
==============================================================================
--- james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/DisposeOnCloseInputStream.java (original)
+++ james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/DisposeOnCloseInputStream.java Fri Apr  9 15:44:46 2010
@@ -17,7 +17,7 @@
  * under the License.                                           *
  ****************************************************************/
 
-package org.apache.james.socket;
+package org.apache.james.util.stream;
 
 import java.io.FilterInputStream;
 import java.io.IOException;

Copied: james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/MessageStream.java (from r932257, james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/MessageStream.java)
URL: http://svn.apache.org/viewvc/james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/MessageStream.java?p2=james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/MessageStream.java&p1=james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/MessageStream.java&r1=932257&r2=932468&rev=932468&view=diff
==============================================================================
--- james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/MessageStream.java (original)
+++ james/server/trunk/common-util/src/main/java/org/apache/james/util/stream/MessageStream.java Fri Apr  9 15:44:46 2010
@@ -17,7 +17,7 @@
  * under the License.                                           *
  ****************************************************************/
 
-package org.apache.james.socket;
+package org.apache.james.util.stream;
 
 import java.io.File;
 import java.io.FileOutputStream;

Modified: james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/mina/AbstractMINASession.java
URL: http://svn.apache.org/viewvc/james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/mina/AbstractMINASession.java?rev=932468&r1=932467&r2=932468&view=diff
==============================================================================
--- james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/mina/AbstractMINASession.java (original)
+++ james/server/trunk/mina-socket/src/main/java/org/apache/james/socket/mina/AbstractMINASession.java Fri Apr  9 15:44:46 2010
@@ -135,7 +135,7 @@ public abstract class AbstractMINASessio
      * @see org.apache.james.api.protocol.ProtocolSession#writeResponse(org.apache.james.api.protocol.Response)
      */
     public void writeResponse(Response response) {
-        if (getIoSession().isConnected()) {
+        if (response != null && getIoSession().isConnected()) {
             getIoSession().write(response);
         }
     }
@@ -145,7 +145,7 @@ public abstract class AbstractMINASessio
      * @see org.apache.james.protocols.api.ProtocolSession#writeStream(java.io.InputStream)
      */
     public void writeStream(InputStream stream) {
-        if (getIoSession().isConnected()) {
+        if (stream != null && getIoSession().isConnected()) {
             getIoSession().write(stream);
         }
     }

Added: james/server/trunk/netty-socket/LICENSE.txt
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/LICENSE.txt?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/LICENSE.txt (added)
+++ james/server/trunk/netty-socket/LICENSE.txt Fri Apr  9 15:44:46 2010
@@ -0,0 +1,218 @@
+                                 Apache License
+                           Version 2.0, January 2004
+                        http://www.apache.org/licenses/
+
+   TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
+
+   1. Definitions.
+
+      "License" shall mean the terms and conditions for use, reproduction,
+      and distribution as defined by Sections 1 through 9 of this document.
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+      direction or management of such entity, whether by contract or
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+      outstanding shares, or (iii) beneficial ownership of such entity.
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+      form, that is based on (or derived from) the Work and for which the
+      editorial revisions, annotations, elaborations, or other modifications
+      represent, as a whole, an original work of authorship. For the purposes
+      of this License, Derivative Works shall not include works that remain
+      separable from, or merely link (or bind by name) to the interfaces of,
+      the Work and Derivative Works thereof.
+
+      "Contribution" shall mean any work of authorship, including
+      the original version of the Work and any modifications or additions
+      to that Work or Derivative Works thereof, that is intentionally
+      submitted to Licensor for inclusion in the Work by the copyright owner
+      or by an individual or Legal Entity authorized to submit on behalf of
+      the copyright owner. For the purposes of this definition, "submitted"
+      means any form of electronic, verbal, or written communication sent
+      to the Licensor or its representatives, including but not limited to
+      communication on electronic mailing lists, source code control systems,
+      and issue tracking systems that are managed by, or on behalf of, the
+      Licensor for the purpose of discussing and improving the Work, but
+      excluding communication that is conspicuously marked or otherwise
+      designated in writing by the copyright owner as "Not a Contribution."
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+      "Contributor" shall mean Licensor and any individual or Legal Entity
+      on behalf of whom a Contribution has been received by Licensor and
+      subsequently incorporated within the Work.
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+   2. Grant of Copyright License. Subject to the terms and conditions of
+      this License, each Contributor hereby grants to You a perpetual,
+      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+      copyright license to reproduce, prepare Derivative Works of,
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+      Work and such Derivative Works in Source or Object form.
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+      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+      (except as stated in this section) patent license to make, have made,
+      use, offer to sell, sell, import, and otherwise transfer the Work,
+      where such license applies only to those patent claims licensable
+      by such Contributor that are necessarily infringed by their
+      Contribution(s) alone or by combination of their Contribution(s)
+      with the Work to which such Contribution(s) was submitted. If You
+      institute patent litigation against any entity (including a
+      cross-claim or counterclaim in a lawsuit) alleging that the Work
+      or a Contribution incorporated within the Work constitutes direct
+      or contributory patent infringement, then any patent licenses
+      granted to You under this License for that Work shall terminate
+      as of the date such litigation is filed.
+
+   4. Redistribution. You may reproduce and distribute copies of the
+      Work or Derivative Works thereof in any medium, with or without
+      modifications, and in Source or Object form, provided that You
+      meet the following conditions:
+
+      (a) You must give any other recipients of the Work or
+          Derivative Works a copy of this License; and
+
+      (b) You must cause any modified files to carry prominent notices
+          stating that You changed the files; and
+
+      (c) You must retain, in the Source form of any Derivative Works
+          that You distribute, all copyright, patent, trademark, and
+          attribution notices from the Source form of the Work,
+          excluding those notices that do not pertain to any part of
+          the Derivative Works; and
+
+      (d) If the Work includes a "NOTICE" text file as part of its
+          distribution, then any Derivative Works that You distribute must
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+          within such NOTICE file, excluding those notices that do not
+          pertain to any part of the Derivative Works, in at least one
+          of the following places: within a NOTICE text file distributed
+          as part of the Derivative Works; within the Source form or
+          documentation, if provided along with the Derivative Works; or,
+          within a display generated by the Derivative Works, if and
+          wherever such third-party notices normally appear. The contents
+          of the NOTICE file are for informational purposes only and
+          do not modify the License. You may add Your own attribution
+          notices within Derivative Works that You distribute, alongside
+          or as an addendum to the NOTICE text from the Work, provided
+          that such additional attribution notices cannot be construed
+          as modifying the License.
+
+      You may add Your own copyright statement to Your modifications and
+      may provide additional or different license terms and conditions
+      for use, reproduction, or distribution of Your modifications, or
+      for any such Derivative Works as a whole, provided Your use,
+      reproduction, and distribution of the Work otherwise complies with
+      the conditions stated in this License.
+
+   5. Submission of Contributions. Unless You explicitly state otherwise,
+      any Contribution intentionally submitted for inclusion in the Work
+      by You to the Licensor shall be under the terms and conditions of
+      this License, without any additional terms or conditions.
+      Notwithstanding the above, nothing herein shall supersede or modify
+      the terms of any separate license agreement you may have executed
+      with Licensor regarding such Contributions.
+
+   6. Trademarks. This License does not grant permission to use the trade
+      names, trademarks, service marks, or product names of the Licensor,
+      except as required for reasonable and customary use in describing the
+      origin of the Work and reproducing the content of the NOTICE file.
+
+   7. Disclaimer of Warranty. Unless required by applicable law or
+      agreed to in writing, Licensor provides the Work (and each
+      Contributor provides its Contributions) on an "AS IS" BASIS,
+      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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+      PARTICULAR PURPOSE. You are solely responsible for determining the
+      appropriateness of using or redistributing the Work and assume any
+      risks associated with Your exercise of permissions under this License.
+
+   8. Limitation of Liability. In no event and under no legal theory,
+      whether in tort (including negligence), contract, or otherwise,
+      unless required by applicable law (such as deliberate and grossly
+      negligent acts) or agreed to in writing, shall any Contributor be
+      liable to You for damages, including any direct, indirect, special,
+      incidental, or consequential damages of any character arising as a
+      result of this License or out of the use or inability to use the
+      Work (including but not limited to damages for loss of goodwill,
+      work stoppage, computer failure or malfunction, or any and all
+      other commercial damages or losses), even if such Contributor
+      has been advised of the possibility of such damages.
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+   9. Accepting Warranty or Additional Liability. While redistributing
+      the Work or Derivative Works thereof, You may choose to offer,
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+      or other liability obligations and/or rights consistent with this
+      License. However, in accepting such obligations, You may act only
+      on Your own behalf and on Your sole responsibility, not on behalf
+      of any other Contributor, and only if You agree to indemnify,
+      defend, and hold each Contributor harmless for any liability
+      incurred by, or claims asserted against, such Contributor by reason
+      of your accepting any such warranty or additional liability.
+
+   END OF TERMS AND CONDITIONS
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+   
+   
+
+   THIS PRODUCT ALSO INCLUDES THIRD PARTY SOFTWARE REDISTRIBUTED UNDER THE
+   FOLLOWING LICENSES:
+   
+   
+   
+   Concurrent, Public Domain (see lib/concurrent.LICENSE)
+   
+   BouncyCastle, MIT License (see lib/BouncyCastle.LICENSE)
+     http://www.bouncycastle.org/licence.html
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+     
+   JavaBeans Activation Framework, CDDL License
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+     
+   JavaMail, CDDL License
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+   
+   QDox, ASL 1.1 License (see tools/lib/qdox.LICENSE)
+     http://qdox.codehaus.org/license.html
+     
+   MX4J, ASL 1.1 License (see phoenix-bin/bin/lib/mx4j.LICENSE)
+   
+   Spice, ASL 1.1 License (see phoenix-bin/bin/lib/spice.LICENSE)
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+   Wrapper, MIT License (see phoenix-bin/bin/Wrapper.LICENSE)
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+
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+
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+   
+   XSDLib, BSD License (see phoenix-bin/tools/lib/xsdlib.LICENSE)
+   
\ No newline at end of file

Added: james/server/trunk/netty-socket/NOTICE.txt
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/NOTICE.txt?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/NOTICE.txt (added)
+++ james/server/trunk/netty-socket/NOTICE.txt Fri Apr  9 15:44:46 2010
@@ -0,0 +1,11 @@
+
+=========================================================================
+==      NOTICE file for use with the Apache License, Version 2.0,      ==
+=========================================================================
+
+Apache JAMES 
+Copyright 2007 The Apache Software Foundation
+
+This product includes software developed at
+The Apache Software Foundation (http://www.apache.org/).
+            
\ No newline at end of file

Added: james/server/trunk/netty-socket/pom.xml
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/pom.xml?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/pom.xml (added)
+++ james/server/trunk/netty-socket/pom.xml Fri Apr  9 15:44:46 2010
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="ISO-8859-15"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.    
+-->
+<project>
+  <parent>
+    <artifactId>james-server</artifactId>
+    <groupId>org.apache.james</groupId>
+    <version>3.0-M1</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.james</groupId>
+  <artifactId>james-server-netty-socket</artifactId>
+  <name>Apache JAMES Server Netty Socket</name>
+  <dependencies>
+    <dependency>
+      <groupId>org.jboss.netty</groupId>
+      <artifactId>netty</artifactId>
+      <version>3.1.5.GA</version>
+      <scope>compile</scope>
+    </dependency>
+     
+    <dependency>
+      <groupId>org.apache.james</groupId>
+      <artifactId>james-server-domain-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.james.protocols</groupId>
+      <artifactId>protocols-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.james</groupId>
+      <artifactId>james-server-core-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>commons-logging</groupId>
+      <artifactId>commons-logging</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>commons-configuration</groupId>
+      <artifactId>commons-configuration</artifactId>
+    </dependency>
+  </dependencies>
+</project>
\ No newline at end of file

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractAsyncServer.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractAsyncServer.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractAsyncServer.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractAsyncServer.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,510 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.socket.netty;
+
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.UnknownHostException;
+import java.util.concurrent.Executors;
+
+import javax.annotation.PostConstruct;
+import javax.annotation.PreDestroy;
+import javax.annotation.Resource;
+
+import org.apache.commons.configuration.Configuration;
+import org.apache.commons.configuration.ConfigurationException;
+import org.apache.commons.configuration.HierarchicalConfiguration;
+import org.apache.commons.logging.Log;
+import org.apache.james.api.dnsservice.DNSService;
+import org.apache.james.lifecycle.Configurable;
+import org.apache.james.lifecycle.LogEnabled;
+import org.apache.james.services.FileSystem;
+import org.apache.james.services.MailServer;
+import org.jboss.netty.bootstrap.ServerBootstrap;
+import org.jboss.netty.channel.ChannelPipelineFactory;
+import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;
+
+/**
+ * Abstract base class for Servers which want to use async io
+ *
+ */
+public abstract class AbstractAsyncServer implements LogEnabled, Configurable{
+    /**
+     * The default value for the connection backlog.
+     */
+    private static final int DEFAULT_BACKLOG = 5;
+    
+    /**
+     * The default value for the connection timeout.
+     */
+    private static final int DEFAULT_TIMEOUT = 5* 60;
+
+    /**
+     * The name of the parameter defining the connection timeout.
+     */
+    private static final String TIMEOUT_NAME = "connectiontimeout";
+
+    /**
+     * The name of the parameter defining the connection backlog.
+     */
+    private static final String BACKLOG_NAME = "connectionBacklog";
+
+    /**
+     * The name of the parameter defining the service hello name.
+     */
+    public static final String HELLO_NAME = "helloName";
+    
+    private FileSystem fileSystem;
+    
+    /**
+     * The internal mail server service.
+     */
+    private MailServer mailServer;
+
+    private Log logger;
+
+    private DNSService dns;
+
+    private boolean enabled;
+
+    private int connPerIP;
+
+    private boolean useStartTLS;
+    private boolean useSSL;
+
+
+    private int connectionLimit;
+
+    private String helloName;
+    
+    private String keystore;
+
+    private String secret;
+    
+    private int backlog;
+    
+    private InetAddress bindTo;
+
+    private int port;
+
+    private int timeout;
+
+    //private SslContextFactory contextFactory;
+
+    private ServerBootstrap bootstrap;  
+
+    @Resource(name="dnsserver")
+    public final void setDNSService(DNSService dns) {
+        this.dns = dns;
+    }
+    
+    @Resource(name="filesystem")
+    public final void setFileSystem(FileSystem filesystem) {
+        this.fileSystem = filesystem;
+    }
+    
+    @Resource(name="James")
+    public final void setMailServer(MailServer mailServer) {
+        this.mailServer = mailServer;
+    }
+    
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.lifecycle.LogEnabled#setLog(org.apache.commons.logging.Log)
+     */
+    public final void setLog(Log logger) {
+       this.logger = logger;
+    }
+
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.lifecycle.Configurable#configure(org.apache.commons.configuration.HierarchicalConfiguration)
+     */
+    public final void configure(HierarchicalConfiguration config) throws ConfigurationException{
+        
+        Configuration handlerConfiguration = ((HierarchicalConfiguration)config).configurationAt("handler");
+
+        enabled = config.getBoolean("[@enabled]", true);
+        
+        final Log logger = getLogger();
+        if (!enabled) {
+          logger.info(getServiceType() + " disabled by configuration");
+          return;
+        }
+
+        
+        /*
+        boolean streamdump=handlerConfiguration.getChild("streamdump").getAttributeAsBoolean("enabled", false);
+        String streamdumpDir=streamdump ? handlerConfiguration.getChild("streamdump").getAttribute("directory", null) : null;
+        setStreamDumpDir(streamdumpDir);
+        */
+
+        port = config.getInt("port",getDefaultPort());
+
+     
+
+        StringBuilder infoBuffer;
+        
+
+        try {
+            final String bindAddress = config.getString("bind",null);
+            if( null != bindAddress ) {
+                bindTo = InetAddress.getByName(bindAddress);
+                infoBuffer =
+                    new StringBuilder(64)
+                            .append(getServiceType())
+                            .append(" bound to: ")
+                            .append(bindTo);
+                logger.info(infoBuffer.toString());
+            }
+        }
+        catch( final UnknownHostException unhe ) {
+            throw new ConfigurationException( "Malformed bind parameter in configuration of service " + getServiceType(), unhe );
+        }
+
+        configureHelloName(handlerConfiguration);
+
+        timeout = handlerConfiguration.getInt(TIMEOUT_NAME,DEFAULT_TIMEOUT);
+
+        infoBuffer =
+            new StringBuilder(64)
+                    .append(getServiceType())
+                    .append(" handler connection timeout is: ")
+                    .append(timeout);
+        logger.info(infoBuffer.toString());
+
+        backlog = config.getInt(BACKLOG_NAME,DEFAULT_BACKLOG);
+
+        infoBuffer =
+                    new StringBuilder(64)
+                    .append(getServiceType())
+                    .append(" connection backlog is: ")
+                    .append(backlog);
+        logger.info(infoBuffer.toString());
+
+        
+        String connectionLimitString = config.getString("connectionLimit",null);
+        if (connectionLimitString != null) {
+            try {
+                connectionLimit = new Integer(connectionLimitString);
+            } catch (NumberFormatException nfe) {
+                logger.error("Connection limit value is not properly formatted.", nfe);
+            }
+            if (connectionLimit < 0) {
+                logger.error("Connection limit value cannot be less than zero.");
+                throw new ConfigurationException("Connection limit value cannot be less than zero.");
+            } else if (connectionLimit > 0){
+                infoBuffer = new StringBuilder(128)
+                .append(getServiceType())
+                .append(" will allow a maximum of ")
+                .append(connectionLimitString)
+                .append(" connections.");
+                logger.info(infoBuffer.toString());
+            }
+        } 
+       
+        String connectionLimitPerIP = handlerConfiguration.getString("connectionLimitPerIP",null);
+        if (connectionLimitPerIP != null) {
+            try {
+            connPerIP = new Integer(connectionLimitPerIP).intValue();
+            } catch (NumberFormatException nfe) {
+                logger.error("Connection limit per IP value is not properly formatted.", nfe);
+            }
+            if (connPerIP < 0) {
+                logger.error("Connection limit per IP value cannot be less than zero.");
+                throw new ConfigurationException("Connection limit value cannot be less than zero.");
+            } else if (connPerIP > 0){
+                infoBuffer = new StringBuilder(128)
+                .append(getServiceType())
+                .append(" will allow a maximum of ")
+                .append(connPerIP)
+                .append(" per IP connections for " +getServiceType());
+                logger.info(infoBuffer.toString());
+            }
+        }
+       
+
+        useStartTLS = config.getBoolean("tls.[@startTLS]", false);
+        useSSL = config.getBoolean("tls.[@socketTLS]", false);
+
+        if (useSSL && useStartTLS) throw new ConfigurationException("startTLS is only supported when using plain sockets");
+       
+        if (useStartTLS || useSSL) {
+            keystore = config.getString("tls.keystore", null);
+            if (keystore == null) {
+                throw new ConfigurationException("keystore needs to get configured");
+            }
+            secret = config.getString("tls.secret","");
+        }
+             
+        doConfigure(config);
+
+    }
+    
+    
+    @PostConstruct
+    public final void init() throws Exception {
+        if (isEnabled()) {
+            preInit();
+            //buildSSLContextFactory();
+            /*
+            // add connectionfilter in the first of the chain
+            DefaultIoFilterChainBuilder builder = createIoFilterChainBuilder();
+            builder.addFirst("connectionFilter", new ConnectionFilter(getLogger(), connectionLimit, connPerIP));
+            builder.addLast("streamFilter", new StreamWriteFilter());
+            // add the sslfilter if needed
+            if (isSSLSocket()) {
+                builder.addFirst( "sslFilter", new SslFilter(contextFactory.newInstance()));
+            }
+            */
+            bootstrap = new ServerBootstrap(
+                                 new NioServerSocketChannelFactory(
+                                                   Executors.newCachedThreadPool(),
+                                           Executors.newCachedThreadPool()));
+            // Configure the pipeline factory.
+            bootstrap.setPipelineFactory(createPipelineFactory());
+         
+            // Bind and start to accept incoming connections.
+            bootstrap.setOption("backlog",backlog);
+            bootstrap.setOption("reuseAddress",true);
+
+            //acceptor.getSessionConfig().setIdleTime( IdleStatus.BOTH_IDLE, timeout );
+            //acceptor.setHandler(createIoHandler());
+            bootstrap.bind(new InetSocketAddress(bindTo,port));
+        }
+    }
+
+    @PreDestroy
+    public final void destroy() {
+        getLogger().info("Dispose " + getServiceType());
+        
+        bootstrap.releaseExternalResources();
+    }
+    
+    
+    /**
+     * This method is called on init of the Server. Subclasses should override this method to init stuff
+     *
+     * @throws Exception 
+     */
+    protected void preInit() throws Exception {
+        // override me
+    }
+    
+    protected void doConfigure(HierarchicalConfiguration config) throws ConfigurationException {
+        // override me
+    }
+
+    /**
+     * Return the DNSService
+     * 
+     * @return dns
+     */
+    protected DNSService getDNSService() {
+        return dns;
+    }
+    
+    /**
+     * Return the MailServer
+     * 
+     * @return mailServer
+     */
+    protected MailServer getMailServer() {
+        return mailServer;
+    }
+    
+    /**
+     * Return the FileSystem
+     * 
+     * @return fileSystem
+     */
+    protected FileSystem getFileSystem() {
+        return fileSystem;
+    }
+   
+    
+    /**
+     * Configure the helloName for the given Configuration
+     * 
+     * @param handlerConfiguration
+     */
+    private void configureHelloName(Configuration handlerConfiguration) {
+        StringBuilder infoBuffer;
+        String hostName = null;
+        try {
+            hostName = dns.getHostName(dns.getLocalHost());
+        } catch (UnknownHostException ue) {
+            hostName = "localhost";
+        }
+
+        infoBuffer =
+            new StringBuilder(64)
+                    .append(getServiceType())
+                    .append(" is running on: ")
+                    .append(hostName);
+        getLogger().info(infoBuffer.toString());
+
+        boolean autodetect = handlerConfiguration.getBoolean(HELLO_NAME + "/[@autodetect]", true);
+        if (autodetect) {
+            helloName = hostName;
+        } else {
+            // Should we use the defaultdomain here ?
+            helloName = handlerConfiguration.getString(HELLO_NAME + "/localhost");
+        }
+
+        infoBuffer =
+            new StringBuilder(64)
+                    .append(getServiceType())
+                    .append(" handler hello name is: ")
+                    .append(helloName);
+        getLogger().info(infoBuffer.toString());
+    }
+    
+    /**
+     * Return the port this server will listen on
+     * 
+     * @return port
+     */
+    public int getPort() {
+        return port;
+    }
+    
+    /**
+     * Return the logger
+     * 
+     * @return logger
+     */
+    protected Log getLogger() {
+        return logger;
+    }
+    
+    /**
+     * Return if the server is enabled by the configuration
+     * 
+     * @return enabled
+     */
+    public boolean isEnabled() {
+        return enabled;
+    }
+    
+    /**
+     * Return helloName for this server
+     * 
+     * @return helloName
+     */
+    public String getHelloName() {
+        return helloName;
+    }
+    
+    
+    /**
+     * Return if startTLS is supported by this server
+     * 
+     * @return startTlsSupported
+     */
+    protected boolean isStartTLSSupported() {
+        return useStartTLS;
+    }
+
+    /**
+     * Return if the socket is using SSL
+     * 
+     * @return useSSL
+     */
+    protected boolean isSSLSocket() {
+        return useSSL;
+    }
+    
+    /**
+     * Build the SslContextFactory
+     * 
+     * @throws Exception
+     */
+    /*
+    private void buildSSLContextFactory() throws Exception{
+        if (useStartTLS) {
+            KeyStoreFactory kfactory = new KeyStoreFactory();
+            kfactory.setDataFile(fileSystem.getFile(keystore));
+            kfactory.setPassword(secret);
+            
+            contextFactory = new SslContextFactory();
+            contextFactory.setKeyManagerFactoryKeyStore(kfactory.newInstance());
+            contextFactory.setKeyManagerFactoryAlgorithm("SunX509");
+            contextFactory.setTrustManagerFactory(new BogusTrustManagerFactory());
+            contextFactory.setKeyManagerFactoryKeyStorePassword(secret);
+        }
+    }
+    */
+    
+    
+    /**
+     * Createh IoHandler to use by this Server implementation
+     * 
+     * @return ioHandler
+     */
+    protected abstract ChannelPipelineFactory createPipelineFactory();
+    
+    /**
+     * Return the SslContextFactory which was created for this service. 
+     * 
+     * @return contextFactory
+     */
+    /*
+    protected SslContextFactory getSslContextFactory() {
+        return contextFactory;
+    }
+    */
+    
+    /**
+     * Create IoFilterChainBuilder which will get used for the Acceptor. 
+     * The builder will contain a ProtocalCodecFilter which handles Line based Protocols and
+     * a ConnectionFilter which limit the connection count / connection count per ip.
+     * 
+     * Developers should override this to add more filters to the chain.
+     * 
+     * @return ioFilterChainBuilder
+     */
+    /*
+    protected DefaultIoFilterChainBuilder createIoFilterChainBuilder() {
+     
+        DefaultIoFilterChainBuilder builder = new DefaultIoFilterChainBuilder();
+        builder.addLast("protocolCodecFactory", new ProtocolCodecFilter(new JamesProtocolCodecFactory()));
+        return builder;
+    }
+    */
+    
+    
+    /**
+     * Return the default port which will get used for this server if non is specify in the configuration
+     * 
+     * @return port
+     */
+    protected abstract int getDefaultPort();
+    
+    /**
+     * Return textual representation of the service this server provide
+     * 
+     * @return serviceType
+     */
+    protected abstract String getServiceType();
+    
+    protected int getTimeout() {
+        return timeout;
+    }
+}

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelPipelineFactory.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelPipelineFactory.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelPipelineFactory.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelPipelineFactory.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,87 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.socket.netty;
+
+import static org.jboss.netty.channel.Channels.*;
+
+
+import org.apache.james.protocols.api.Response;
+import org.jboss.netty.channel.ChannelPipeline;
+import org.jboss.netty.channel.ChannelPipelineFactory;
+import org.jboss.netty.channel.ChannelUpstreamHandler;
+import org.jboss.netty.handler.codec.frame.DelimiterBasedFrameDecoder;
+import org.jboss.netty.handler.codec.frame.Delimiters;
+import org.jboss.netty.handler.codec.oneone.OneToOneEncoder;
+import org.jboss.netty.handler.stream.ChunkedWriteHandler;
+import org.jboss.netty.util.HashedWheelTimer;
+import org.jboss.netty.util.Timer;
+
+/**
+ * Abstract base class for {@link ChannelPipelineFactory} implementations
+ * 
+ *
+ */
+public abstract class AbstractChannelPipelineFactory implements ChannelPipelineFactory{
+
+    private final Timer timer = new HashedWheelTimer();
+    /*
+     * (non-Javadoc)
+     * @see org.jboss.netty.channel.ChannelPipelineFactory#getPipeline()
+     */
+    public ChannelPipeline getPipeline() throws Exception {
+        // Create a default pipeline implementation.
+        ChannelPipeline pipeline = pipeline();
+
+        // Add the text line codec combination first,
+        // decoder
+        pipeline.addLast("framer", new DelimiterBasedFrameDecoder(8192, Delimiters.lineDelimiter()));
+       
+        // encoder
+        pipeline.addLast("encoderResponse", createEncoder());
+
+        pipeline.addLast("streamer", new ChunkedWriteHandler());
+        pipeline.addLast("timeoutHandler", new TimeoutHandler(timer, 120,120,0));
+        pipeline.addLast("coreHandler", createHandler());
+
+
+        return pipeline;
+    }
+
+    /**
+     * Create the core {@link ChannelUpstreamHandler} to use
+     * 
+     * @return coreHandeler
+     */
+    protected abstract ChannelUpstreamHandler createHandler();
+    
+    /**
+     * Create the {@link Response} Encoder
+     * 
+     * @return encoder
+     */
+    protected abstract OneToOneEncoder createEncoder();
+    
+    /**
+     * Return the timeout in seconds
+     * 
+     * @return timeout
+     */
+    protected abstract int getTimeout();
+
+}

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelUpstreamHandler.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelUpstreamHandler.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelUpstreamHandler.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractChannelUpstreamHandler.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,113 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+
+package org.apache.james.socket.netty;
+
+import java.util.LinkedList;
+import java.util.List;
+
+import org.apache.james.protocols.api.ConnectHandler;
+import org.apache.james.protocols.api.LineHandler;
+import org.apache.james.protocols.api.ProtocolHandlerChain;
+import org.apache.james.protocols.api.ProtocolSession;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.channel.ChannelPipelineCoverage;
+import org.jboss.netty.channel.ChannelStateEvent;
+import org.jboss.netty.channel.ChannelUpstreamHandler;
+import org.jboss.netty.channel.MessageEvent;
+import org.jboss.netty.channel.SimpleChannelUpstreamHandler;
+
+/**
+ * This abstract {@link ChannelUpstreamHandler} handling the calling of ConnectHandler and LineHandlers
+ * on the right events.
+ * 
+ *
+ */
+@ChannelPipelineCoverage("all")
+public abstract class AbstractChannelUpstreamHandler extends SimpleChannelUpstreamHandler implements ChannelAttributeSupport{
+    
+    private ProtocolHandlerChain chain;
+
+    public AbstractChannelUpstreamHandler(ProtocolHandlerChain chain) {
+        this.chain = chain;
+    }
+
+
+    @Override
+    public void channelBound(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
+        attributes.set(ctx.getChannel(),createSession(ctx));
+        super.channelBound(ctx, e);
+    }
+
+
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public void channelConnected(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
+        List<ConnectHandler> connectHandlers = chain.getHandlers(ConnectHandler.class);
+
+        if (connectHandlers != null) {
+            for (int i = 0; i < connectHandlers.size(); i++) {
+                connectHandlers.get(i).onConnect((ProtocolSession) attributes.get(ctx.getChannel()));
+            }
+        }
+        super.channelConnected(ctx, e);
+    }
+
+
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
+        ProtocolSession pSession = (ProtocolSession) attributes.get(ctx.getChannel());
+        LinkedList<LineHandler> lineHandlers = chain.getHandlers(LineHandler.class);
+        
+        ChannelBuffer buf = (ChannelBuffer) e.getMessage();      
+        byte[] line = new byte[buf.capacity()];
+        buf.getBytes(0, line);
+        
+        if (lineHandlers.size() > 0) {
+            
+            // Maybe it would be better to use the ByteBuffer here
+            ((LineHandler) lineHandlers.getLast()).onLine(pSession,line);
+        }
+        
+        super.messageReceived(ctx, e);
+    }
+
+
+    @Override
+    public void channelClosed(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
+        attributes.remove(ctx.getChannel());
+        super.channelClosed(ctx, e);
+    }
+
+
+    /**
+     * Create a new "protocol" session 
+     * 
+     * @param session ioSession
+     * @return ctx
+     * @throws Exception
+     */
+    protected abstract ProtocolSession createSession(ChannelHandlerContext ctx) throws Exception;
+
+
+}

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractNettySession.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractNettySession.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractNettySession.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractNettySession.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,165 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+
+package org.apache.james.socket.netty;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.InetSocketAddress;
+
+import javax.net.ssl.SSLContext;
+
+import org.apache.commons.logging.Log;
+import org.apache.james.protocols.api.Response;
+import org.apache.james.protocols.api.TLSSupportedSession;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.stream.ChunkedStream;
+
+/**
+ * Abstract implementation of TLSSupportedSession which use Netty
+ * 
+ * 
+ */
+public abstract class AbstractNettySession implements TLSSupportedSession {
+
+    protected ChannelHandlerContext handlerContext;
+    protected InetSocketAddress socketAddress;
+    protected Log logger;
+    protected SSLContext context;
+    protected String user;
+
+    public AbstractNettySession(Log logger, ChannelHandlerContext handlerContext, SSLContext context) {
+        this.handlerContext = handlerContext;
+        this.socketAddress = (InetSocketAddress) handlerContext.getChannel().getRemoteAddress();
+        this.logger = logger;
+        this.context = context;
+    }
+
+    public AbstractNettySession(Log logger, ChannelHandlerContext handlerContext) {
+        this(logger, handlerContext, null);
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.TLSSupportedSession#getRemoteHost()
+     */
+    public String getRemoteHost() {
+        return socketAddress.getHostName();
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.TLSSupportedSession#getRemoteIPAddress()
+     */
+    public String getRemoteIPAddress() {
+        return socketAddress.getAddress().getHostAddress();
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.TLSSupportedSession#getUser()
+     */
+    public String getUser() {
+        return user;
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.TLSSupportedSession#setUser(java.lang.String)
+     */
+    public void setUser(String user) {
+        this.user = user;
+    }
+
+    /**
+     * Return underlying IoSession
+     * 
+     * @return session
+     */
+    public ChannelHandlerContext getChannelHandlerContext() {
+        return handlerContext;
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.TLSSupportedSession#isStartTLSSupported()
+     */
+    public boolean isStartTLSSupported() {
+        return context != null;
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.TLSSupportedSession#isTLSStarted()
+     */
+    public boolean isTLSStarted() {
+        /*
+        if (isStartTLSSupported()) {
+            return session.getFilterChain().contains("sslFilter");
+        }
+        */
+        return false;
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.TLSSupportedSession#startTLS()
+     */
+    public void startTLS() throws IOException {
+        /*
+        if (isStartTLSSupported()) {
+            session.suspendRead();
+            SslFilter filter = new SslFilter(context);
+            resetState();
+            session.getFilterChain().addFirst("sslFilter", filter);
+            session.resumeRead();
+        }
+        */
+    }
+
+    /**
+     * @see org.apache.james.api.protocol.ProtocolSession#getLogger()
+     */
+    public Log getLogger() {
+        return logger;
+    }
+    
+
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.api.protocol.ProtocolSession#writeResponse(org.apache.james.api.protocol.Response)
+     */
+    public void writeResponse(Response response) {
+        Channel channel = getChannelHandlerContext().getChannel();
+        if (response != null && channel.isConnected()) {
+            channel.write(response);
+            if (response.isEndSession()) {
+                channel.close();
+            }
+        }
+    }
+
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.protocols.api.ProtocolSession#writeStream(java.io.InputStream)
+     */
+    public void writeStream(InputStream stream) {
+        Channel channel = getChannelHandlerContext().getChannel();
+        if (stream != null && channel.isConnected()) {
+            channel.write(new ChunkedStream(stream));
+        }
+    }
+    
+    
+
+}

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractResponseEncoder.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractResponseEncoder.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractResponseEncoder.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/AbstractResponseEncoder.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,71 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.socket.netty;
+
+import static org.jboss.netty.buffer.ChannelBuffers.*;
+
+import java.util.List;
+
+
+import org.apache.james.protocols.api.Response;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.channel.ChannelPipelineCoverage;
+import org.jboss.netty.handler.codec.oneone.OneToOneEncoder;
+
+/**
+ * {@link OneToOneEncoder} implementation which handles the encoding of {@link Response} implementations
+ * 
+ *
+ * @param <R>
+ */
+@ChannelPipelineCoverage("all")
+public abstract class AbstractResponseEncoder<R extends Response> extends OneToOneEncoder{
+
+    private Class<? extends Response> classType;
+    private String charset;
+
+    public AbstractResponseEncoder(Class< ? extends Response> classType, String charset) {
+        this.classType = classType;
+        this.charset = charset;
+    }
+    
+    @SuppressWarnings("unchecked")
+    @Override
+    protected Object encode(ChannelHandlerContext arg0, Channel arg1, Object obj) throws Exception {
+        if (classType.isInstance(obj)) {
+            StringBuilder builder = new StringBuilder();
+            R response = (R) obj;
+            List<String> lines = getResponse(response);
+            for (int i = 0; i < lines.size(); i++) {
+                builder.append(lines.get(i));
+                if (i < lines.size()) {
+                    builder.append("\r\n");
+                }
+            }
+            return copiedBuffer(builder.toString(), charset);
+        }
+        return obj;
+    }
+
+    /**
+     * Return a list which contains the response
+     */
+    protected abstract List<String> getResponse(R response);
+}

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/ChannelAttributeSupport.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/ChannelAttributeSupport.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/ChannelAttributeSupport.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/ChannelAttributeSupport.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,31 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.socket.netty;
+
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelLocal;
+
+public interface ChannelAttributeSupport {
+
+    /**
+     * Stores attributes per {@link Channel}
+     */
+    public static final ChannelLocal<Object> attributes = new ChannelLocal<Object>(); 
+
+}

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/LineHandlerUpstreamHandler.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/LineHandlerUpstreamHandler.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/LineHandlerUpstreamHandler.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/LineHandlerUpstreamHandler.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,67 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.socket.netty;
+
+import org.apache.james.protocols.api.LineHandler;
+import org.apache.james.protocols.api.ProtocolSession;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.channel.ChannelPipelineCoverage;
+import org.jboss.netty.channel.ChannelUpstreamHandler;
+import org.jboss.netty.channel.MessageEvent;
+import org.jboss.netty.channel.SimpleChannelUpstreamHandler;
+
+/**
+ * {@link ChannelUpstreamHandler} implementation which will call a given {@link LineHandler} implementation
+ *
+ * @param <Session>
+ */
+@ChannelPipelineCoverage("one")
+public class LineHandlerUpstreamHandler<Session extends ProtocolSession> extends SimpleChannelUpstreamHandler implements ChannelAttributeSupport{
+
+    private LineHandler<Session> handler;
+    public LineHandlerUpstreamHandler(LineHandler<Session> handler) {
+        this.handler = handler;
+    }
+    @SuppressWarnings("unchecked")
+    @Override
+    public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
+        Session pSession = (Session) attributes.get(ctx.getChannel());
+        
+        ChannelBuffer buf = (ChannelBuffer) e.getMessage();      
+                
+        byte[] line = new byte[buf.capacity()];
+        buf.getBytes(0, line);
+
+        // TODO: improve me!
+        // thats not the most performant thing but it at least works for now
+        // this should get improved later
+        byte[] newLine = new byte[line.length +2];
+        for (int i = 0; i < line.length; i++) {
+            newLine[i] = line[i];
+        }
+        newLine[newLine.length -2] = '\r';
+        newLine[newLine.length -1] = '\n';
+
+        handler.onLine(pSession,newLine);
+
+        
+    }
+
+}

Added: james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/TimeoutHandler.java
URL: http://svn.apache.org/viewvc/james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/TimeoutHandler.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/TimeoutHandler.java (added)
+++ james/server/trunk/netty-socket/src/main/java/org/apache/james/socket/netty/TimeoutHandler.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,38 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.socket.netty;
+
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.timeout.IdleState;
+import org.jboss.netty.handler.timeout.IdleStateHandler;
+import org.jboss.netty.util.Timer;
+
+public class TimeoutHandler extends IdleStateHandler{
+
+    public TimeoutHandler(Timer timer, int readerIdleTimeSeconds, int writerIdleTimeSeconds, int allIdleTimeSeconds) {
+        super(timer, readerIdleTimeSeconds, writerIdleTimeSeconds, allIdleTimeSeconds);
+    }
+
+    @Override
+    protected void channelIdle(ChannelHandlerContext ctx, IdleState state, long lastActivityTimeMillis) throws Exception {
+        ctx.getChannel().close();
+    }
+
+
+}

Modified: james/server/trunk/pom.xml
URL: http://svn.apache.org/viewvc/james/server/trunk/pom.xml?rev=932468&r1=932467&r2=932468&view=diff
==============================================================================
--- james/server/trunk/pom.xml (original)
+++ james/server/trunk/pom.xml Fri Apr  9 15:44:46 2010
@@ -55,6 +55,8 @@
     <module>jpa-store</module>
     <module>spring-deployment</module>
     <module>mina-socket</module>
+    <module>netty-socket</module>
+    
   </modules>
   <ciManagement>
     <system>hudson</system>
@@ -101,6 +103,14 @@
       <layout>legacy</layout>
     </repository>
 
+    <!-- netty -->
+    <repository>
+      <id>repository.jboss.org</id>
+      <url>http://repository.jboss.org/maven2</url>
+      <snapshots>
+        <enabled>false</enabled>
+      </snapshots>
+    </repository>
   </repositories>
   
   <build>
@@ -225,7 +235,11 @@
       <artifactId>james-server-mina-socket</artifactId>
       <version>3.0-M1</version>
     </dependency>
-   
+    <dependency>
+      <groupId>org.apache.james</groupId>
+      <artifactId>james-server-netty-socket</artifactId>
+      <version>3.0-M1</version>
+    </dependency>
     <dependency>
       <groupId>org.apache.james</groupId>
       <artifactId>apache-mailet</artifactId>
@@ -1074,6 +1088,13 @@
       </exclusions>
     </dependency>
 
+    <dependency>
+      <groupId>org.jboss.netty</groupId>
+      <artifactId>netty</artifactId>
+      <version>3.1.5.GA</version>
+      <scope>compile</scope>
+    </dependency>
+     
     </dependencies>
   </dependencyManagement>
 

Modified: james/server/trunk/pop3server/pom.xml
URL: http://svn.apache.org/viewvc/james/server/trunk/pop3server/pom.xml?rev=932468&r1=932467&r2=932468&view=diff
==============================================================================
--- james/server/trunk/pop3server/pom.xml (original)
+++ james/server/trunk/pop3server/pom.xml Fri Apr  9 15:44:46 2010
@@ -87,6 +87,10 @@
       <groupId>org.apache.james</groupId>
       <artifactId>james-server-mina-socket</artifactId>
     </dependency>
+    <dependency>
+      <groupId>org.apache.james</groupId>
+      <artifactId>james-server-netty-socket</artifactId>
+    </dependency>
     
     <dependency>
       <groupId>commons-collections</groupId>

Modified: james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/RetrCmdHandler.java
URL: http://svn.apache.org/viewvc/james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/RetrCmdHandler.java?rev=932468&r1=932467&r2=932468&view=diff
==============================================================================
--- james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/RetrCmdHandler.java (original)
+++ james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/RetrCmdHandler.java Fri Apr  9 15:44:46 2010
@@ -39,8 +39,8 @@ import org.apache.james.pop3server.POP3S
 import org.apache.james.protocols.api.CommandHandler;
 import org.apache.james.protocols.api.Request;
 import org.apache.james.protocols.api.Response;
-import org.apache.james.socket.MessageStream;
 import org.apache.james.util.stream.ExtraDotOutputStream;
+import org.apache.james.util.stream.MessageStream;
 
 /**
  * Handles RETR command

Modified: james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/TopCmdHandler.java
URL: http://svn.apache.org/viewvc/james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/TopCmdHandler.java?rev=932468&r1=932467&r2=932468&view=diff
==============================================================================
--- james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/TopCmdHandler.java (original)
+++ james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/core/TopCmdHandler.java Fri Apr  9 15:44:46 2010
@@ -41,8 +41,8 @@ import org.apache.james.pop3server.POP3R
 import org.apache.james.pop3server.POP3Session;
 import org.apache.james.protocols.api.Request;
 import org.apache.james.protocols.api.Response;
-import org.apache.james.socket.MessageStream;
 import org.apache.james.util.stream.ExtraDotOutputStream;
+import org.apache.james.util.stream.MessageStream;
 
 /**
  * Handles TOP command
@@ -148,6 +148,8 @@ public class TopCmdHandler extends RetrC
             } catch (IndexOutOfBoundsException iob) {
                 StringBuilder exceptionBuffer = new StringBuilder(64).append("Message (").append(num).append(") does not exist.");
                 response = new POP3Response(POP3Response.ERR_RESPONSE, exceptionBuffer.toString());
+            } catch (Exception e) {
+                e.printStackTrace();
             }
         } else {
             response = new POP3Response(POP3Response.ERR_RESPONSE);

Added: james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/NioPOP3Server.java
URL: http://svn.apache.org/viewvc/james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/NioPOP3Server.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/NioPOP3Server.java (added)
+++ james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/NioPOP3Server.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,153 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.pop3server.netty;
+
+import org.apache.commons.configuration.ConfigurationException;
+import org.apache.commons.configuration.HierarchicalConfiguration;
+import org.apache.james.pop3server.POP3HandlerConfigurationData;
+import org.apache.james.pop3server.POP3ServerMBean;
+import org.apache.james.protocols.api.ProtocolHandlerChain;
+import org.apache.james.socket.netty.AbstractAsyncServer;
+import org.apache.james.socket.netty.AbstractChannelPipelineFactory;
+import org.jboss.netty.channel.ChannelPipelineFactory;
+import org.jboss.netty.channel.ChannelUpstreamHandler;
+import org.jboss.netty.handler.codec.oneone.OneToOneEncoder;
+
+public class NioPOP3Server extends AbstractAsyncServer implements POP3ServerMBean{
+    /**
+     * The number of bytes to read before resetting the connection timeout
+     * timer. Defaults to 20 KB.
+     */
+    private int lengthReset = 20 * 1024;
+
+    /**
+     * The configuration data to be passed to the handler
+     */
+    private POP3HandlerConfigurationData theConfigData = new POP3HandlerConfigurationDataImpl();
+
+    private ProtocolHandlerChain handlerChain;
+
+    public void setProtocolHandlerChain(ProtocolHandlerChain handlerChain) {
+        this.handlerChain = handlerChain;
+    }
+
+    @Override
+    protected int getDefaultPort() {
+        return 110;
+    }
+
+    @Override
+    protected String getServiceType() {
+        return "POP3 Service";
+    }
+
+    @Override
+    protected void doConfigure(final HierarchicalConfiguration configuration) throws ConfigurationException {
+        super.doConfigure(configuration);
+        HierarchicalConfiguration handlerConfiguration = configuration.configurationAt("handler");
+        lengthReset = handlerConfiguration.getInteger("lengthReset", lengthReset);
+        if (getLogger().isInfoEnabled()) {
+            getLogger().info("The idle timeout will be reset every " + lengthReset + " bytes.");
+        }
+    }
+
+  
+
+    /**
+     * A class to provide POP3 handler configuration to the handlers
+     */
+    private class POP3HandlerConfigurationDataImpl implements POP3HandlerConfigurationData {
+
+        /**
+         * @see org.apache.james.pop3server.POP3HandlerConfigurationData#getHelloName()
+         */
+        public String getHelloName() {
+            if (NioPOP3Server.this.getHelloName() == null) {
+                return NioPOP3Server.this.getMailServer().getHelloName();
+            } else {
+                return NioPOP3Server.this.getHelloName();
+            }
+        }
+
+        /**
+         * @see org.apache.james.pop3server.POP3HandlerConfigurationData#getResetLength()
+         */
+        public int getResetLength() {
+            return NioPOP3Server.this.lengthReset;
+        }
+
+        /**
+         * @see org.apache.james.pop3server.POP3HandlerConfigurationData#isStartTLSSupported()
+         */
+        public boolean isStartTLSSupported() {
+            return NioPOP3Server.this.isStartTLSSupported();
+        }
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.apache.james.pop3server.POP3ServerMBean#getNetworkInterface()
+     */
+    public String getNetworkInterface() {
+        return "unkown";
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.apache.james.pop3server.POP3ServerMBean#getSocketType()
+     */
+    public String getSocketType() {
+        if (isSSLSocket()) {
+            return "secure";
+        }
+        return "plain";
+    }
+
+    
+    @Override
+    protected ChannelPipelineFactory createPipelineFactory() {
+        return new AbstractChannelPipelineFactory() {
+            
+            @Override
+            protected ChannelUpstreamHandler createHandler() {
+                return new POP3ChannelUpstreamHandler(NioPOP3Server.this.getProtocolHandlerChain(), getPOP3HandlerConfiguration(), getLogger());
+            }
+            
+            @Override
+            protected OneToOneEncoder createEncoder() {
+                return new POP3ResponseEncoder();
+            }
+            
+            @Override
+            protected int getTimeout() {
+                return NioPOP3Server.this.getTimeout();
+            }
+        };
+    }
+    
+    protected final ProtocolHandlerChain getProtocolHandlerChain() {
+        return handlerChain;
+    }
+    
+    protected final POP3HandlerConfigurationData getPOP3HandlerConfiguration() {
+        return theConfigData;
+    }
+}

Added: james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3ChannelUpstreamHandler.java
URL: http://svn.apache.org/viewvc/james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3ChannelUpstreamHandler.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3ChannelUpstreamHandler.java (added)
+++ james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3ChannelUpstreamHandler.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,44 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.pop3server.netty;
+
+import org.apache.commons.logging.Log;
+import org.apache.james.pop3server.POP3HandlerConfigurationData;
+import org.apache.james.protocols.api.ProtocolHandlerChain;
+import org.apache.james.protocols.api.ProtocolSession;
+import org.apache.james.socket.netty.AbstractChannelUpstreamHandler;
+import org.jboss.netty.channel.ChannelHandlerContext;
+
+public class POP3ChannelUpstreamHandler extends AbstractChannelUpstreamHandler{
+
+    private Log logger;
+    private POP3HandlerConfigurationData conf;
+    
+    public POP3ChannelUpstreamHandler(ProtocolHandlerChain chain, POP3HandlerConfigurationData conf, Log logger) {
+        super(chain);
+        this.logger = logger;
+        this.conf = conf;
+    }
+
+    @Override
+    protected ProtocolSession createSession(ChannelHandlerContext ctx) throws Exception {
+        return new POP3NettySession(conf, logger, ctx);
+    }
+
+}

Added: james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3NettySession.java
URL: http://svn.apache.org/viewvc/james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3NettySession.java?rev=932468&view=auto
==============================================================================
--- james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3NettySession.java (added)
+++ james/server/trunk/pop3server/src/main/java/org/apache/james/pop3server/netty/POP3NettySession.java Fri Apr  9 15:44:46 2010
@@ -0,0 +1,113 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+package org.apache.james.pop3server.netty;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.commons.logging.Log;
+import org.apache.james.imap.mailbox.Mailbox;
+import org.apache.james.pop3server.POP3HandlerConfigurationData;
+import org.apache.james.pop3server.POP3Session;
+import org.apache.james.socket.netty.AbstractNettySession;
+import org.jboss.netty.channel.ChannelHandlerContext;
+
+/**
+ * {@link POP3Session} implementation which use Netty
+ *
+ */
+public class POP3NettySession extends AbstractNettySession implements POP3Session {
+    private POP3HandlerConfigurationData configData;
+
+    private Map<String, Object> state = new HashMap<String, Object>();
+
+    private int handlerState;
+
+    private Mailbox mailbox;
+
+    public POP3NettySession(POP3HandlerConfigurationData configData, Log logger, ChannelHandlerContext handlerContext) {
+        super(logger, handlerContext);
+        this.configData = configData;
+    }
+
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.apache.james.pop3server.POP3Session#getConfigurationData()
+     */
+    public POP3HandlerConfigurationData getConfigurationData() {
+        return configData;
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.apache.james.pop3server.POP3Session#getHandlerState()
+     */
+    public int getHandlerState() {
+        return handlerState;
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.apache.james.api.protocol.TLSSupportedSession#getState()
+     */
+    public Map<String, Object> getState() {
+        return state;
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.apache.james.pop3server.POP3Session#setHandlerState(int)
+     */
+    public void setHandlerState(int handlerState) {
+        this.handlerState = handlerState;
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.apache.james.api.protocol.TLSSupportedSession#resetState()
+     */
+    public void resetState() {
+        state.clear();
+
+        setHandlerState(AUTHENTICATION_READY);
+    }
+
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.pop3server.POP3Session#getUserMailbox()
+     */
+    public Mailbox getUserMailbox() {
+        return mailbox;
+    }
+
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.pop3server.POP3Session#setUserMailbox(org.apache.james.imap.mailbox.Mailbox)
+     */
+    public void setUserMailbox(Mailbox mailbox) {
+        this.mailbox = mailbox;
+    }
+
+}



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