Author: norman
Date: Fri Sep 16 10:57:30 2011
New Revision: 1171501

URL: http://svn.apache.org/viewvc?rev=1171501&view=rev
Log:
Add simple SMTPServer by using netty. See PROTOCOLS-31

Added:
    james/protocols/trunk/smtp-netty/   (with props)
    james/protocols/trunk/smtp-netty/.classpath   (with props)
    james/protocols/trunk/smtp-netty/.project   (with props)
    james/protocols/trunk/smtp-netty/pom.xml   (with props)
    james/protocols/trunk/smtp-netty/src/
    james/protocols/trunk/smtp-netty/src/main/
    james/protocols/trunk/smtp-netty/src/main/java/
    james/protocols/trunk/smtp-netty/src/main/java/org/
    james/protocols/trunk/smtp-netty/src/main/java/org/apache/
    james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/
    james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/
    
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/
    
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/
    
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPChannelUpstreamHandler.java
   (with props)
    
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPNettySession.java
   (with props)
    
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPResponseEncoder.java
   (with props)
    
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPServer.java
   (with props)

Propchange: james/protocols/trunk/smtp-netty/
------------------------------------------------------------------------------
--- svn:ignore (added)
+++ svn:ignore Fri Sep 16 10:57:30 2011
@@ -0,0 +1 @@
+target

Added: james/protocols/trunk/smtp-netty/.classpath
URL: 
http://svn.apache.org/viewvc/james/protocols/trunk/smtp-netty/.classpath?rev=1171501&view=auto
==============================================================================
--- james/protocols/trunk/smtp-netty/.classpath (added)
+++ james/protocols/trunk/smtp-netty/.classpath Fri Sep 16 10:57:30 2011
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+       <classpathentry kind="src" path="src/main/java"/>
+       <classpathentry kind="src" path="src/test/java"/>
+       <classpathentry kind="con" 
path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+       <classpathentry kind="con" 
path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER"/>
+       <classpathentry kind="output" path="target/classes"/>
+</classpath>

Propchange: james/protocols/trunk/smtp-netty/.classpath
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: james/protocols/trunk/smtp-netty/.project
URL: 
http://svn.apache.org/viewvc/james/protocols/trunk/smtp-netty/.project?rev=1171501&view=auto
==============================================================================
--- james/protocols/trunk/smtp-netty/.project (added)
+++ james/protocols/trunk/smtp-netty/.project Fri Sep 16 10:57:30 2011
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+       <name>protocols-smtp-netty</name>
+       <comment></comment>
+       <projects>
+       </projects>
+       <buildSpec>
+               <buildCommand>
+                       <name>org.eclipse.jdt.core.javabuilder</name>
+                       <arguments>
+                       </arguments>
+               </buildCommand>
+               <buildCommand>
+                       <name>org.eclipse.m2e.core.maven2Builder</name>
+                       <arguments>
+                       </arguments>
+               </buildCommand>
+       </buildSpec>
+       <natures>
+               <nature>org.eclipse.pde.PluginNature</nature>
+               <nature>org.eclipse.jdt.core.javanature</nature>
+               <nature>org.eclipse.m2e.core.maven2Nature</nature>
+       </natures>
+</projectDescription>

Propchange: james/protocols/trunk/smtp-netty/.project
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: james/protocols/trunk/smtp-netty/pom.xml
URL: 
http://svn.apache.org/viewvc/james/protocols/trunk/smtp-netty/pom.xml?rev=1171501&view=auto
==============================================================================
--- james/protocols/trunk/smtp-netty/pom.xml (added)
+++ james/protocols/trunk/smtp-netty/pom.xml Fri Sep 16 10:57:30 2011
@@ -0,0 +1,103 @@
+<?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 xmlns="http://maven.apache.org/POM/4.0.0"; 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; 
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
http://maven.apache.org/maven-v4_0_0.xsd";>
+  <parent>
+    <artifactId>protocols</artifactId>
+    <groupId>org.apache.james</groupId>
+    <version>1.6-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.james.protocols</groupId>
+  <artifactId>protocols-smtp-netty</artifactId>
+  <name>Apache James Protocols SMTP Implementation using netty</name>  
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <!-- This configuration is used by all goals -->
+        <configuration>
+          <archive>
+            
<manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
 
+            <manifest>
+              
<addDefaultSpecificationEntries>true</addDefaultSpecificationEntries>
+              
<addDefaultImplementationEntries>true</addDefaultImplementationEntries>
+            </manifest>
+          </archive>
+        </configuration>
+        <executions>
+          <execution>
+            <goals>
+              <goal>test-jar</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.felix</groupId>
+        <artifactId>maven-bundle-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>bundle-manifest</id>
+            <phase>process-classes</phase>
+            <goals>
+              <goal>manifest</goal>
+            </goals>
+          </execution>
+        </executions>
+        <extensions>true</extensions>
+        <configuration>
+          <instructions>
+            <Export-Package>org.apache.james.protocols.impl.*, 
org.jboss.netty.handler.connection</Export-Package>
+            <Embed-Dependency>*;scope=runtime</Embed-Dependency>
+          </instructions>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.james.protocols</groupId>
+      <artifactId>protocols-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.james.protocols</groupId>
+      <artifactId>protocols-smtp</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.james.protocols</groupId>
+      <artifactId>protocols-impl</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.jboss.netty</groupId>
+      <artifactId>netty</artifactId>
+    </dependency>
+    
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+</project>
\ No newline at end of file

Propchange: james/protocols/trunk/smtp-netty/pom.xml
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPChannelUpstreamHandler.java
URL: 
http://svn.apache.org/viewvc/james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPChannelUpstreamHandler.java?rev=1171501&view=auto
==============================================================================
--- 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPChannelUpstreamHandler.java
 (added)
+++ 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPChannelUpstreamHandler.java
 Fri Sep 16 10:57:30 2011
@@ -0,0 +1,94 @@
+/****************************************************************
+ * 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.protocols.smtp.netty;
+
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLEngine;
+
+import org.apache.james.protocols.api.ProtocolHandlerChain;
+import org.apache.james.protocols.api.ProtocolSession;
+import org.apache.james.protocols.impl.AbstractChannelUpstreamHandler;
+import org.apache.james.protocols.smtp.SMTPConfiguration;
+import org.apache.james.protocols.smtp.SMTPResponse;
+import org.apache.james.protocols.smtp.SMTPRetCode;
+import org.apache.james.protocols.smtp.SMTPSession;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelFutureListener;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.channel.ChannelUpstreamHandler;
+import org.jboss.netty.channel.ExceptionEvent;
+import org.jboss.netty.channel.ChannelHandler.Sharable;
+import org.jboss.netty.handler.codec.frame.TooLongFrameException;
+import org.slf4j.Logger;
+
+/**
+ * {@link ChannelUpstreamHandler} which is used by the SMTPServer
+ */
+@Sharable
+public class SMTPChannelUpstreamHandler extends AbstractChannelUpstreamHandler 
{
+    private final Logger logger;
+    private final SMTPConfiguration conf;
+    private final SSLContext context;
+    private String[] enabledCipherSuites;
+
+    public SMTPChannelUpstreamHandler(ProtocolHandlerChain chain, 
SMTPConfiguration conf, Logger logger) {
+        this(chain, conf, logger, null, null);
+    }
+
+    public SMTPChannelUpstreamHandler(ProtocolHandlerChain chain, 
SMTPConfiguration conf, Logger logger, SSLContext context, String[] 
enabledCipherSuites) {
+        super(chain);
+        this.conf = conf;
+        this.logger = logger;
+        this.context = context;
+        this.enabledCipherSuites = enabledCipherSuites;
+    }
+
+    @Override
+    protected ProtocolSession createSession(ChannelHandlerContext ctx) throws 
Exception {
+        if (context != null) {
+            SSLEngine engine = context.createSSLEngine();
+            if (enabledCipherSuites != null && enabledCipherSuites.length > 0) 
{
+                engine.setEnabledCipherSuites(enabledCipherSuites);
+            }
+            return new SMTPNettySession(conf, logger, ctx.getChannel(), 
engine);
+        } else {
+            return new SMTPNettySession(conf, logger, ctx.getChannel());
+        }
+    }
+
+    @Override
+    public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) 
throws Exception {
+        Channel channel = ctx.getChannel();
+        if (e.getCause() instanceof TooLongFrameException) {
+            ctx.getChannel().write(new 
SMTPResponse(SMTPRetCode.SYNTAX_ERROR_COMMAND_UNRECOGNIZED, "Line length 
exceeded. See RFC 2821 #4.5.3.1."));
+        } else {
+            if (channel.isConnected()) {
+                ctx.getChannel().write(new 
SMTPResponse(SMTPRetCode.LOCAL_ERROR, "Unable to process 
request")).addListener(ChannelFutureListener.CLOSE);
+            }
+            SMTPSession smtpSession = (SMTPSession) ctx.getAttachment();
+            if (smtpSession != null) {
+                smtpSession.getLogger().debug("Unable to process request", 
e.getCause());
+            } else {
+                logger.debug("Unable to process request", e.getCause());
+            }
+            cleanup(ctx);            
+        }
+    }
+
+}

Propchange: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPChannelUpstreamHandler.java
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPNettySession.java
URL: 
http://svn.apache.org/viewvc/james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPNettySession.java?rev=1171501&view=auto
==============================================================================
--- 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPNettySession.java
 (added)
+++ 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPNettySession.java
 Fri Sep 16 10:57:30 2011
@@ -0,0 +1,207 @@
+/****************************************************************
+ * 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.protocols.smtp.netty;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.net.ssl.SSLEngine;
+
+import org.apache.james.protocols.api.LineHandler;
+import org.apache.james.protocols.impl.AbstractSession;
+import org.apache.james.protocols.impl.LineHandlerUpstreamHandler;
+import org.apache.james.protocols.smtp.SMTPConfiguration;
+import org.apache.james.protocols.smtp.SMTPSession;
+import org.jboss.netty.channel.Channel;
+import org.slf4j.Logger;
+
+/**
+ * {@link SMTPSession} implementation for use with Netty
+ */
+public class SMTPNettySession extends AbstractSession implements SMTPSession {
+    public final static String SMTP_SESSION = "SMTP_SESSION";
+
+    private boolean relayingAllowed;
+
+    private Map<String, Object> connectionState;
+
+    private SMTPConfiguration theConfigData;
+
+    private int lineHandlerCount = 0;
+
+    public SMTPNettySession(SMTPConfiguration theConfigData, Logger logger, 
Channel channel, SSLEngine engine) {
+        super(logger, channel, engine);
+        this.theConfigData = theConfigData;
+        connectionState = new HashMap<String, Object>();
+
+        relayingAllowed = 
theConfigData.isRelayingAllowed(getRemoteIPAddress());
+    }
+
+    public SMTPNettySession(SMTPConfiguration theConfigData, Logger logger, 
Channel channel) {
+        this(theConfigData, logger, channel, null);
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#getConnectionState()
+     */
+    public Map<String, Object> getConnectionState() {
+        return connectionState;
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#getState()
+     */
+    @SuppressWarnings("unchecked")
+    public Map<String, Object> getState() {
+        Map<String, Object> res = (Map<String, Object>) 
getConnectionState().get(SMTPSession.SESSION_STATE_MAP);
+        if (res == null) {
+            res = new HashMap<String, Object>();
+            getConnectionState().put(SMTPSession.SESSION_STATE_MAP, res);
+        }
+        return res;
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#isRelayingAllowed()
+     */
+    public boolean isRelayingAllowed() {
+        return relayingAllowed;
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#resetState()
+     */
+    public void resetState() {
+        // remember the ehlo mode between resets
+        Object currentHeloMode = getState().get(CURRENT_HELO_MODE);
+
+        getState().clear();
+
+        // start again with the old helo mode
+        if (currentHeloMode != null) {
+            getState().put(CURRENT_HELO_MODE, currentHeloMode);
+        }
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#popLineHandler()
+     */
+    public void popLineHandler() {
+        if (lineHandlerCount > 0) {
+            getChannel().getPipeline().remove("lineHandler" + 
lineHandlerCount);
+            lineHandlerCount--;
+        }
+    }
+
+    /**
+     * @see 
org.apache.james.protocols.smtp.SMTPSession#pushLineHandler(org.apache.james.smtpserver.protocol.LineHandler)
+     */
+    public void pushLineHandler(LineHandler<SMTPSession> 
overrideCommandHandler) {
+        lineHandlerCount++;
+        // Add the linehandler in front of the coreHandler so we can be sure 
+        // it is executed with the same ExecutorHandler as the coreHandler (if 
one exist)
+        // 
+        // See JAMES-1277
+        getChannel().getPipeline().addBefore("coreHandler", "lineHandler" + 
lineHandlerCount, new LineHandlerUpstreamHandler<SMTPSession>(this, 
overrideCommandHandler));
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#getHelloName()
+     */
+    public String getHelloName() {
+        return theConfigData.getHelloName();
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#getMaxMessageSize()
+     */
+    public long getMaxMessageSize() {
+        return theConfigData.getMaxMessageSize();
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#getRcptCount()
+     */
+    @SuppressWarnings("unchecked")
+    public int getRcptCount() {
+        int count = 0;
+
+        // check if the key exists
+        if (getState().get(SMTPSession.RCPT_LIST) != null) {
+            count = ((Collection) 
getState().get(SMTPSession.RCPT_LIST)).size();
+        }
+
+        return count;
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#getSMTPGreeting()
+     */
+    public String getSMTPGreeting() {
+        return theConfigData.getSMTPGreeting();
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#isAuthSupported()
+     */
+    public boolean isAuthSupported() {
+        return 
theConfigData.isAuthRequired(socketAddress.getAddress().getHostAddress());
+    }
+
+    /**
+     * @see 
org.apache.james.protocols.smtp.SMTPSession#setRelayingAllowed(boolean)
+     */
+    public void setRelayingAllowed(boolean relayingAllowed) {
+        this.relayingAllowed = relayingAllowed;
+    }
+
+    /**
+     * @see org.apache.james.protocols.smtp.SMTPSession#sleep(long)
+     */
+    public void sleep(long ms) {
+        // session.getFilterChain().addAfter("connectionFilter",
+        // "tarpitFilter",new TarpitFilter(ms));
+    }
+
+    /**
+     * @see 
org.apache.james.protocols.smtp.SMTPSession#useAddressBracketsEnforcement()
+     */
+    public boolean useAddressBracketsEnforcement() {
+        return theConfigData.useAddressBracketsEnforcement();
+    }
+
+    /**
+     * @see 
org.apache.james.protocols.smtp.SMTPSession#useHeloEhloEnforcement()
+     */
+    public boolean useHeloEhloEnforcement() {
+        return theConfigData.useHeloEhloEnforcement();
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see
+     * org.apache.james.protocols.smtp.SMTPSession#getPushedLineHandlerCount()
+     */
+    public int getPushedLineHandlerCount() {
+        return lineHandlerCount;
+    }
+    
+}

Propchange: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPNettySession.java
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPResponseEncoder.java
URL: 
http://svn.apache.org/viewvc/james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPResponseEncoder.java?rev=1171501&view=auto
==============================================================================
--- 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPResponseEncoder.java
 (added)
+++ 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPResponseEncoder.java
 Fri Sep 16 10:57:30 2011
@@ -0,0 +1,61 @@
+/****************************************************************
+ * 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.protocols.smtp.netty;
+
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.james.protocols.impl.AbstractResponseEncoder;
+import org.apache.james.protocols.smtp.SMTPResponse;
+import org.jboss.netty.channel.ChannelHandler.Sharable;
+
+/**
+ * {@link AbstractResponseEncoder} which encode {@link SMTPResponse} objects
+ */
+@Sharable
+public class SMTPResponseEncoder extends AbstractResponseEncoder<SMTPResponse> 
{
+
+    public SMTPResponseEncoder() {
+        super(SMTPResponse.class, Charset.forName("US-ASCII"));
+    }
+
+    @Override
+    protected List<String> getResponse(SMTPResponse response) {
+        List<String> responseList = new ArrayList<String>();
+
+        for (int k = 0; k < response.getLines().size(); k++) {
+            StringBuffer respBuff = new StringBuffer(256);
+            respBuff.append(response.getRetCode());
+            if (k == response.getLines().size() - 1) {
+                respBuff.append(" ");
+                respBuff.append(response.getLines().get(k));
+
+            } else {
+                respBuff.append("-");
+                respBuff.append(response.getLines().get(k));
+
+            }
+            responseList.add(respBuff.toString());
+        }
+
+        return responseList;
+    }
+
+}

Propchange: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPResponseEncoder.java
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPServer.java
URL: 
http://svn.apache.org/viewvc/james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPServer.java?rev=1171501&view=auto
==============================================================================
--- 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPServer.java
 (added)
+++ 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPServer.java
 Fri Sep 16 10:57:30 2011
@@ -0,0 +1,205 @@
+/****************************************************************
+ * 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.protocols.smtp.netty;
+
+
+import javax.net.ssl.SSLContext;
+
+import org.apache.james.protocols.impl.AbstractAsyncServer;
+import org.apache.james.protocols.impl.AbstractSSLAwareChannelPipelineFactory;
+import org.apache.james.protocols.smtp.SMTPConfiguration;
+import org.apache.james.protocols.smtp.SMTPProtocolHandlerChain;
+import org.apache.james.protocols.smtp.SMTPServerMBean;
+import org.jboss.netty.channel.ChannelPipelineFactory;
+import org.jboss.netty.channel.ChannelUpstreamHandler;
+import org.jboss.netty.channel.group.ChannelGroup;
+import org.jboss.netty.handler.codec.oneone.OneToOneEncoder;
+import org.jboss.netty.handler.execution.ExecutionHandler;
+import org.jboss.netty.handler.execution.OrderedMemoryAwareThreadPoolExecutor;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * NIO SMTPServer which use Netty
+ */
+public class SMTPServer extends AbstractAsyncServer implements SMTPServerMBean 
{
+
+    private SMTPProtocolHandlerChain chain;
+    
+    private Logger logger = LoggerFactory.getLogger(SMTPServer.class);
+
+    private SSLContext context;
+
+    private boolean starttls;
+    
+    private ExecutionHandler eHandler;
+
+   
+    /**
+     * The configuration data to be passed to the handler
+     */
+    private final SMTPConfiguration theConfigData;
+
+
+    private final static SMTPResponseEncoder SMTP_RESPONSE_ENCODER = new 
SMTPResponseEncoder();
+    private SMTPChannelUpstreamHandler coreHandler;
+
+   
+    
+    public SMTPServer(SMTPConfiguration theConfigData, 
SMTPProtocolHandlerChain chain) {
+        this(theConfigData, chain, null, false);
+    }
+    
+    
+    public SMTPServer(SMTPConfiguration theConfigData, 
SMTPProtocolHandlerChain chain, SSLContext context, boolean starttls) {
+        super();
+        this.chain  = chain;
+        this.context = context;
+        this.starttls = starttls;
+        if (context != null && starttls) {
+            this.theConfigData = new StartTLSSMTPConfiguration(theConfigData);
+        } else {
+            this.theConfigData = theConfigData;
+        }
+    }
+    
+    protected ExecutionHandler createExecutionHandler(int size) {
+        return new ExecutionHandler(new 
OrderedMemoryAwareThreadPoolExecutor(size, 0, 0));
+    }
+    
+    
+    public void setUseExecutionHandler(boolean useHandler, int size) {
+        if (isBound()) throw new IllegalStateException("Server running 
already");
+        if (useHandler) {
+            eHandler =createExecutionHandler(size);
+        } else {
+            if (eHandler != null) {
+                eHandler.releaseExternalResources();
+            }
+            eHandler = null;
+        }
+    }
+    
+  
+    protected ChannelUpstreamHandler createCoreHandler() {
+        return coreHandler;
+    }
+
+
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.protocols.smtp.SMTPServerMBean#isEnabled()
+     */
+    public boolean isEnabled() {
+        return isBound();
+    }
+
+    /*
+     * (non-Javadoc)
+     * @see org.apache.james.protocols.smtp.SMTPServerMBean#getSocketType()
+     */
+    public String getSocketType() {
+        if (context != null && !starttls) {
+            return "ssl";
+        } else {
+            return "plain";
+        }
+    }
+
+    
+    @Override
+    public synchronized void bind() throws Exception {
+        coreHandler = new SMTPChannelUpstreamHandler(chain, theConfigData, 
logger, context, null);
+        super.bind();
+    }
+
+
+    @Override
+    protected ChannelPipelineFactory createPipelineFactory(ChannelGroup group) 
{
+        return new AbstractSSLAwareChannelPipelineFactory(getTimeout(), 0, 
getBacklog(), group, eHandler) {
+
+            @Override
+            protected ChannelUpstreamHandler createHandler() {
+                return coreHandler;
+            }
+
+            @Override
+            protected OneToOneEncoder createEncoder() {
+                return SMTP_RESPONSE_ENCODER;
+            }
+
+            @Override
+            protected boolean isSSLSocket() {
+                return context != null && !starttls;
+            }
+
+            @Override
+            protected SSLContext getSSLContext() {
+                return context;
+            }
+        };
+
+    }
+
+    private final static class StartTLSSMTPConfiguration implements 
SMTPConfiguration {
+
+        private SMTPConfiguration config;
+
+        public StartTLSSMTPConfiguration(SMTPConfiguration config) {
+            this.config = config;
+        }
+        
+        public String getHelloName() {
+            return config.getHelloName();
+        }
+
+        public int getResetLength() {
+            return config.getResetLength();
+        }
+
+        public long getMaxMessageSize() {
+            return config.getMaxMessageSize();
+        }
+
+        public boolean isRelayingAllowed(String remoteIP) {
+            return config.isRelayingAllowed(remoteIP);
+        }
+
+        public boolean isAuthRequired(String remoteIP) {
+            return config.isAuthRequired(remoteIP);
+        }
+
+        public boolean useHeloEhloEnforcement() {
+            return config.useHeloEhloEnforcement();
+        }
+
+        public String getSMTPGreeting() {
+            return config.getSMTPGreeting();
+        }
+
+        public boolean useAddressBracketsEnforcement() {
+            return config.useAddressBracketsEnforcement();
+        }
+
+        public boolean isStartTLSSupported() {
+            return true;
+        }
+        
+    }
+}

Propchange: 
james/protocols/trunk/smtp-netty/src/main/java/org/apache/james/protocols/smtp/netty/SMTPServer.java
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