Copying modules from Equinox branch, to start merging the delta changes from 1.x/original trunk

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@718815 13f79535-47bb-0310-9956-ffa450edef68

9 files changed, 862 insertions, 0 deletions

diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/Collection.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/Collection.java
new file mode 100644
index 0000000000..bb8dab391b
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/Collection.java
@@ -0,0 +1,49 @@
+/*
+ * 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.tuscany.sca.binding.rss.collection;
+
+import org.osoa.sca.annotations.Remotable;
+
+import com.sun.syndication.feed.synd.SyndFeed;
+
+
+/**
+ * Provides access to a collection of resources using RSS.
+ * 
+ * @version $Rev$ $Date$
+ */
+@Remotable
+public interface Collection {
+
+    /**
+     * Get an RSS feed for a collection of resources.
+     * 
+     * @return the RSS feed
+     */
+    SyndFeed getFeed();
+
+    /**
+     * Get an RSS feed for a collection of resources resulting from a query.
+     * 
+     * @param queryString the query string
+     * @return the RSS feed
+     */
+    SyndFeed query(String queryString);
+
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/MediaCollection.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/MediaCollection.java
new file mode 100644
index 0000000000..2213b50b53
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/MediaCollection.java
@@ -0,0 +1,55 @@
+/*
+ * 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.tuscany.sca.binding.rss.collection;
+
+import java.io.InputStream;
+
+import org.osoa.sca.annotations.Remotable;
+
+import com.sun.syndication.feed.atom.Entry;
+
+/**
+ * Provides access to a collection of resources using Atom.
+ * 
+ * @version $Rev$ $Date$
+ */
+@Remotable
+public interface MediaCollection extends Collection {
+
+    /**
+     * Creates a new media entry
+     * 
+     * @param title
+     * @param slug
+     * @param contentType
+     * @param media
+     */
+    Entry postMedia(String title, String slug, String contentType, InputStream media);
+
+    /**
+     * Update a media entry.
+     * 
+     * @param id
+     * @param contentType
+     * @param media
+     * @return
+     */
+    void putMedia(String id, String contentType, InputStream media) throws NotFoundException;
+
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/NotFoundException.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/NotFoundException.java
new file mode 100644
index 0000000000..0912878938
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/collection/NotFoundException.java
@@ -0,0 +1,45 @@
+/*
+ * 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.tuscany.sca.binding.rss.collection;
+
+/**
+ * Indicates that a resource could not be found.
+ * 
+ * @version $Rev$ $Date$
+ */
+public class NotFoundException extends Exception {
+    private static final long serialVersionUID = -5046027674128627383L;
+
+    public NotFoundException() {
+    }
+
+    public NotFoundException(String message) {
+        super(message);
+    }
+
+    public NotFoundException(Throwable cause) {
+        super(cause);
+    }
+
+    public NotFoundException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingInvoker.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingInvoker.java
new file mode 100644
index 0000000000..e3a177198c
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingInvoker.java
@@ -0,0 +1,76 @@
+/*
+ * 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.tuscany.sca.binding.rss.provider;
+
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.logging.Logger;
+
+import org.apache.tuscany.sca.invocation.DataExchangeSemantics;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+
+import com.sun.syndication.feed.synd.SyndFeed;
+import com.sun.syndication.io.FeedException;
+import com.sun.syndication.io.SyndFeedInput;
+import com.sun.syndication.io.XmlReader;
+
+/**
+ * Invoker for the RSS binding.
+ *
+ * @version $Rev$ $Date$
+ */
+class RSSBindingInvoker implements Invoker , DataExchangeSemantics {
+    private static final Logger logger = Logger.getLogger(RSSBindingInvoker.class.getName());
+    
+    private String uri;
+
+    RSSBindingInvoker(String uri, String feedType) {
+        this.uri = uri;
+    }
+
+    public Message invoke(Message msg) {
+        try {
+            logger.fine("invoke " + uri);
+
+            // Read an RSS feed into a Synd feed
+            SyndFeedInput input = new SyndFeedInput();
+            SyndFeed feed = input.build(new XmlReader(new URL(uri)));
+            
+            //FIXME Support conversion to data-api entries
+            
+            msg.setBody(feed);
+
+        } catch (MalformedURLException e) {
+            msg.setFaultBody(e);
+        } catch (IllegalArgumentException e) {
+            msg.setFaultBody(e);
+        } catch (FeedException e) {
+            msg.setFaultBody(e);
+        } catch (IOException e) {
+            msg.setFaultBody(e);
+        }
+        return msg;
+    }
+
+    public boolean allowsPassByReference() {
+        return true;
+    }
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingListenerServlet.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingListenerServlet.java
new file mode 100644
index 0000000000..7eb5aeb3df
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingListenerServlet.java
@@ -0,0 +1,394 @@
+/*
+ * 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.tuscany.sca.binding.rss.provider;
+
+import java.io.IOException;
+import java.io.OutputStreamWriter;
+import java.io.UnsupportedEncodingException;
+import java.io.Writer;
+import java.net.URLDecoder;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.StringTokenizer;
+import java.util.logging.Logger;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.xml.namespace.QName;
+
+import org.apache.commons.codec.binary.Base64;
+import org.apache.tuscany.sca.data.collection.Item;
+import org.apache.tuscany.sca.databinding.Mediator;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+import org.apache.tuscany.sca.invocation.InvocationChain;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+import org.apache.tuscany.sca.runtime.RuntimeWire;
+
+import com.sun.syndication.feed.synd.SyndContent;
+import com.sun.syndication.feed.synd.SyndContentImpl;
+import com.sun.syndication.feed.synd.SyndEntry;
+import com.sun.syndication.feed.synd.SyndEntryImpl;
+import com.sun.syndication.feed.synd.SyndFeed;
+import com.sun.syndication.feed.synd.SyndFeedImpl;
+import com.sun.syndication.feed.synd.SyndLink;
+import com.sun.syndication.feed.synd.SyndLinkImpl;
+import com.sun.syndication.io.FeedException;
+import com.sun.syndication.io.SyndFeedOutput;
+
+/**
+ * An RSS binding listener, implemented as a Servlet and
+ * registered in a Servlet host provided by the SCA hosting runtime.
+ *
+ * @version $Rev$ $Date$
+ */
+class RSSBindingListenerServlet extends HttpServlet {
+    private static final Logger logger = Logger.getLogger(RSSBindingListenerServlet.class.getName());
+    private static final long serialVersionUID = 1L;
+
+    private RuntimeWire wire;
+    private Invoker getFeedInvoker;
+    private Invoker getAllInvoker;
+    private Invoker queryInvoker;
+    private MessageFactory messageFactory;
+    private Mediator mediator;
+    private DataType<?> itemClassType;
+    private DataType<?> itemXMLType;
+    private boolean supportsFeedEntries;
+
+    /**
+     * Constructs a new binding listener.
+     * 
+     * @param wire
+     * @param messageFactory
+     */
+    RSSBindingListenerServlet(RuntimeWire wire, MessageFactory messageFactory, Mediator mediator) {
+        this.wire = wire;
+        this.messageFactory = messageFactory;
+        this.mediator = mediator;
+
+        // Get the invokers for the supported operations
+        Operation getOperation = null;
+        for (InvocationChain invocationChain : this.wire.getInvocationChains()) {
+            invocationChain.setAllowsPassByReference(true);
+            Operation operation = invocationChain.getTargetOperation();
+            String operationName = operation.getName();
+            if (operationName.equals("getFeed")) {
+                getFeedInvoker = invocationChain.getHeadInvoker();
+            } else if (operationName.equals("getAll")) {
+                getAllInvoker = invocationChain.getHeadInvoker();
+            } else if (operationName.equals("query")) {
+                queryInvoker = invocationChain.getHeadInvoker();
+            } else if (operationName.equals("get")) {
+                getOperation = operation;
+            }
+        }
+
+        // Determine the collection item type
+        itemXMLType = new DataTypeImpl<Class<?>>(String.class.getName(), String.class, String.class);
+        Class<?> itemClass = getOperation.getOutputType().getPhysical();
+        if (itemClass == SyndEntry.class) {
+            supportsFeedEntries = true;
+        }
+        DataType<XMLType> outputType = getOperation.getOutputType();
+        QName qname = outputType.getLogical().getElementName();
+        qname = new QName(qname.getNamespaceURI(), itemClass.getSimpleName());
+        itemClassType = new DataTypeImpl<XMLType>("java:complexType", itemClass, new XMLType(qname, null));
+        
+    }
+
+    @Override
+    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+
+        // No authentication required for a get request
+
+        // Get the request path
+        String path = URLDecoder.decode(request.getRequestURI().substring(request.getServletPath().length()), "UTF-8");
+
+        logger.fine("get " + request.getRequestURI());
+
+        // Handle an RSS request
+        if (path == null || path.length() == 0 || path.equals("/")) {
+
+            // Return an RSS feed containing the entries in the collection
+            SyndFeed feed = null;
+            if (supportsFeedEntries) {
+
+                // The service implementation supports feed entries, invoke its getFeed operation
+                Message requestMessage = messageFactory.createMessage();
+                Message responseMessage = getFeedInvoker.invoke(requestMessage);
+                if (responseMessage.isFault()) {
+                    throw new ServletException((Throwable)responseMessage.getBody());
+                }
+                feed = (SyndFeed)responseMessage.getBody();
+                
+            } else {
+
+                // The service implementation does not support feed entries, invoke its
+                // getAll operation to get the data item collection. then create feed entries
+                // from the data items
+                Message requestMessage = messageFactory.createMessage();
+                Message responseMessage;
+                if (request.getQueryString() != null) {
+                    requestMessage.setBody(new Object[] {request.getQueryString()});
+                    responseMessage = queryInvoker.invoke(requestMessage);
+                } else {
+                    responseMessage = getAllInvoker.invoke(requestMessage);
+                }
+                if (responseMessage.isFault()) {
+                    throw new ServletException((Throwable)responseMessage.getBody());
+                }
+                org.apache.tuscany.sca.data.collection.Entry<Object, Object>[] collection =
+                    (org.apache.tuscany.sca.data.collection.Entry<Object, Object>[])responseMessage.getBody();
+                if (collection != null) {
+                    // Create the feed
+                    feed = new SyndFeedImpl();
+                    feed.setTitle("Feed");
+                    
+                    for (org.apache.tuscany.sca.data.collection.Entry<Object, Object> entry: collection) {
+                        SyndEntry feedEntry = createFeedEntry(entry);
+                        feed.getEntries().add(feedEntry);
+                    }
+                }
+            }
+
+            // Convert to an RSS feed
+            if (feed != null) {
+                response.setContentType("application/rss+xml; charset=utf-8");
+                feed.setFeedType("rss_2.0");
+                feed.setLink(path);
+                SyndFeedOutput syndOutput = new SyndFeedOutput();
+                try {
+                    syndOutput.output(feed, getWriter(response));
+                } catch (FeedException e) {
+                    throw new ServletException(e);
+                }
+            } else {
+                response.sendError(HttpServletResponse.SC_NOT_FOUND);
+            }
+        } else {
+            response.sendError(HttpServletResponse.SC_NOT_FOUND);
+        }
+
+    }
+
+    /**
+     * Create an Atom entry from a data collection entry.
+     * @param entry 
+     * @return
+     */
+    private SyndEntry createFeedEntry(org.apache.tuscany.sca.data.collection.Entry<Object, Object> entry) {
+        Object key = entry.getKey();
+        Object data = entry.getData();
+        if (data instanceof Item) {
+            Item item = (Item)data;
+            
+            SyndEntry feedEntry = new SyndEntryImpl();
+            feedEntry.setUri(key.toString());
+            feedEntry.setTitle(item.getTitle());
+    
+            String value = item.getContents();
+            if (value != null) {
+                SyndContent content = new SyndContentImpl();
+                content.setType("text/xml");
+                content.setValue(value);
+                List<SyndContent> contents = new ArrayList<SyndContent>();
+                contents.add(content);
+                feedEntry.setContents(contents);
+            }
+    
+            String href = item.getLink();
+            if (href == null) {
+                href = key.toString();
+            }
+            SyndLink link = new SyndLinkImpl();
+            link.setRel("edit");
+            link.setHref(href);
+            feedEntry.getLinks().add(link);
+            link = new SyndLinkImpl();
+            link.setRel("alternate");
+            link.setHref(href);
+            feedEntry.getLinks().add(link);
+    
+            Date date = item.getDate();
+            if (date == null) {
+                date = new Date();
+            }
+            feedEntry.setPublishedDate(date);
+            return feedEntry;
+            
+        } else if (data != null) {
+            SyndEntry feedEntry = new SyndEntryImpl();
+            feedEntry.setUri(key.toString());
+            feedEntry.setTitle("item");
+    
+            // Convert the item to XML
+            String value = mediator.mediate(data, itemClassType, itemXMLType, null).toString();
+            
+            SyndContent content = new SyndContentImpl();
+            content.setType("text/xml");
+            content.setValue(value);
+            List<SyndContent> contents = new ArrayList<SyndContent>();
+            contents.add(content);
+            feedEntry.setContents(contents);
+    
+            SyndLink link = new SyndLinkImpl();
+            link.setRel("edit");
+            link.setHref(key.toString());
+            feedEntry.getLinks().add(link);
+            link = new SyndLinkImpl();
+            link.setRel("alternate");
+            link.setHref(key.toString());
+            feedEntry.getLinks().add(link);
+    
+            feedEntry.setPublishedDate(new Date());
+            return feedEntry;
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * Create a data collection entry from an RSS entry.
+     * @param feedEntry
+     * @return
+     */
+    private org.apache.tuscany.sca.data.collection.Entry<Object, Object> createEntry(SyndEntry feedEntry) {
+        if (feedEntry != null) {
+            if (itemClassType.getPhysical() == Item.class) {
+                String key = feedEntry.getUri();
+                
+                Item item = new Item();
+                item.setTitle(feedEntry.getTitle());
+                
+                List<?> contents = feedEntry.getContents();
+                if (!contents.isEmpty()) {
+                    SyndContent content = (SyndContent)contents.get(0);
+                    String value = content.getValue();
+                    item.setContents(value);
+                }
+                
+                for (Object l : feedEntry.getLinks()) {
+                    SyndLink link = (SyndLink)l;
+                    if (link.getRel() == null || "edit".equals(link.getRel())) {
+                        String href = link.getHref();
+                        if (href.startsWith("null/")) {
+                            href = href.substring(5);
+                        }
+                        item.setLink(href);
+                        break;
+                    }
+                }
+                
+                item.setDate(feedEntry.getPublishedDate());
+                
+                return new org.apache.tuscany.sca.data.collection.Entry<Object, Object>(key, item);
+                
+            } else {
+                String key = feedEntry.getUri();
+                
+                // Create the item from XML
+                List<?> contents = feedEntry.getContents();
+                if (contents.isEmpty()) {
+                    return null;
+                }
+                SyndContent content = (SyndContent)contents.get(0);
+                String value = content.getValue();
+                Object data = mediator.mediate(value, itemXMLType, itemClassType, null);
+
+                return new org.apache.tuscany.sca.data.collection.Entry<Object, Object>(key, data);
+            }
+        } else {
+            return null;
+        }
+    }
+
+
+    private Writer getWriter(HttpServletResponse response) throws UnsupportedEncodingException, IOException {
+        Writer writer = new OutputStreamWriter(response.getOutputStream(), "UTF-8");
+        return writer;
+    }
+
+    /**
+     * Process the authorization header
+     * 
+     * @param request
+     * @return
+     * @throws ServletException
+     */
+    private String processAuthorizationHeader(HttpServletRequest request) throws ServletException {
+        try {
+            String authorization = request.getHeader("Authorization");
+            if (authorization != null) {
+                StringTokenizer tokens = new StringTokenizer(authorization);
+                if (tokens.hasMoreTokens()) {
+                    String basic = tokens.nextToken();
+                    if (basic.equalsIgnoreCase("Basic")) {
+                        String credentials = tokens.nextToken();
+                        String userAndPassword = new String(Base64.decodeBase64(credentials.getBytes()));
+                        int colon = userAndPassword.indexOf(":");
+                        if (colon != -1) {
+                            String user = userAndPassword.substring(0, colon);
+                            String password = userAndPassword.substring(colon + 1);
+
+                            // Authenticate the User.
+                            if (authenticate(user, password)) {
+                                return user;
+                            }
+                        }
+                    }
+                }
+            }
+        } catch (Exception e) {
+            throw new ServletException(e);
+        }
+        return null;
+    }
+
+    /**
+     * Authenticate a user.
+     * 
+     * @param user
+     * @param password
+     * @return
+     */
+    private boolean authenticate(String user, String password) {
+
+        // TODO Handle this using SCA security policies
+        //FIXME Why are we using endsWith instead of equals here??
+        return ("admin".endsWith(user) && "admin".equals(password));
+    }
+
+    /**
+     * Reject an unauthorized request.
+     * 
+     * @param response
+     */
+    private void unauthorized(HttpServletResponse response) throws IOException {
+        response.setHeader("WWW-Authenticate", "BASIC realm=\"Tuscany\"");
+        response.sendError(HttpServletResponse.SC_UNAUTHORIZED);
+    }
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingProviderFactory.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingProviderFactory.java
new file mode 100644
index 0000000000..216d8f3abe
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSBindingProviderFactory.java
@@ -0,0 +1,74 @@
+/*
+ * 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.tuscany.sca.binding.rss.provider;
+
+import org.apache.tuscany.sca.binding.rss.RSSBinding;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint;
+import org.apache.tuscany.sca.databinding.Mediator;
+import org.apache.tuscany.sca.databinding.TransformerExtensionPoint;
+import org.apache.tuscany.sca.databinding.impl.MediatorImpl;
+import org.apache.tuscany.sca.host.http.ServletHost;
+import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+import org.apache.tuscany.sca.provider.BindingProviderFactory;
+import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+
+/**
+ * Implementation of the RSS binding provider factory.
+ *
+ * @version $Rev$ $Date$
+ */
+public class RSSBindingProviderFactory implements BindingProviderFactory<RSSBinding> {
+
+    private MessageFactory messageFactory;
+    private Mediator mediator;
+    private ServletHost servletHost;
+
+    public RSSBindingProviderFactory(ExtensionPointRegistry extensionPoints) {
+        ServletHostExtensionPoint servletHosts = extensionPoints.getExtensionPoint(ServletHostExtensionPoint.class);
+        this.servletHost = servletHosts.getServletHosts().get(0);
+        FactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class);
+        this.messageFactory = modelFactories.getFactory(MessageFactory.class);
+        this.mediator = new MediatorImpl(extensionPoints.getExtensionPoint(DataBindingExtensionPoint.class),
+                                         extensionPoints.getExtensionPoint(TransformerExtensionPoint.class));
+    }
+
+    public ReferenceBindingProvider createReferenceBindingProvider(RuntimeComponent component,
+                                                                   RuntimeComponentReference reference,
+                                                                   RSSBinding binding) {
+        return new RSSReferenceBindingProvider(component, reference, binding);
+    }
+
+    public ServiceBindingProvider createServiceBindingProvider(RuntimeComponent component,
+                                                               RuntimeComponentService service,
+                                                               RSSBinding binding) {
+        return new RSSServiceBindingProvider(component, service, binding, servletHost, messageFactory, mediator);
+    }
+
+    public Class<RSSBinding> getModelType() {
+        return RSSBinding.class;
+    }
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSReferenceBindingProvider.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSReferenceBindingProvider.java
new file mode 100644
index 0000000000..8a30e9d3fb
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSReferenceBindingProvider.java
@@ -0,0 +1,65 @@
+/*
+ * 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.tuscany.sca.binding.rss.provider;
+
+import org.apache.tuscany.sca.binding.rss.RSSBinding;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
+
+/**
+ * Implementation of the RSS binding provider.
+ *
+ * @version $Rev$ $Date$
+ */
+class RSSReferenceBindingProvider implements ReferenceBindingProvider {
+
+    private RuntimeComponentReference reference;
+    private RSSBinding binding;
+
+    RSSReferenceBindingProvider(RuntimeComponent component,
+                                       RuntimeComponentReference reference,
+                                       RSSBinding binding) {
+        this.reference = reference;
+        this.binding = binding;
+    }
+
+    public Invoker createInvoker(Operation operation) {
+        return new RSSBindingInvoker(binding.getURI(), "rss_2.0");
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return reference.getInterfaceContract();
+    }
+    
+    public void start() {
+    }
+
+    public void stop() {
+    }
+
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSServiceBindingProvider.java b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSServiceBindingProvider.java
new file mode 100644
index 0000000000..4e5429ac83
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/java/org/apache/tuscany/sca/binding/rss/provider/RSSServiceBindingProvider.java
@@ -0,0 +1,85 @@
+/*
+ * 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.tuscany.sca.binding.rss.provider;
+
+import org.apache.tuscany.sca.binding.rss.RSSBinding;
+import org.apache.tuscany.sca.databinding.Mediator;
+import org.apache.tuscany.sca.host.http.ServletHost;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.apache.tuscany.sca.runtime.RuntimeWire;
+
+/**
+ * Implementation of the RSS binding provider.
+ *
+ * @version $Rev$ $Date$
+ */
+class RSSServiceBindingProvider implements ServiceBindingProvider {
+
+    private RuntimeComponentService service;
+    private RSSBinding binding;
+    private ServletHost servletHost;
+    private MessageFactory messageFactory;
+    private String servletMapping;
+    private Mediator mediator;
+
+    RSSServiceBindingProvider(RuntimeComponent component,
+                                     RuntimeComponentService service,
+                                     RSSBinding binding,
+                                     ServletHost servletHost,
+                                     MessageFactory messageFactory,
+                                     Mediator mediator) {
+        this.service = service;
+        this.binding = binding;
+        this.servletHost = servletHost;
+        this.messageFactory = messageFactory;
+        this.mediator = mediator;
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return service.getInterfaceContract();
+    }
+    
+    public boolean supportsOneWayInvocation() {
+        return false;
+    }
+
+    public void start() {
+        RuntimeComponentService componentService = (RuntimeComponentService)service;
+        RuntimeWire wire = componentService.getRuntimeWire(binding);
+
+        RSSBindingListenerServlet servlet =
+            new RSSBindingListenerServlet(wire, messageFactory, mediator);
+
+        servletMapping = binding.getURI();
+        servletHost.addServletMapping(servletMapping, servlet);
+        
+        // Save the actual binding URI in the binding
+        binding.setURI(servletHost.getURLMapping(binding.getURI()).toString());
+    }
+
+    public void stop() {
+        servletHost.removeServletMapping(servletMapping);
+    }
+
+}
diff --git a/java/sca/modules/binding-rss-rome/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory b/java/sca/modules/binding-rss-rome/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory
new file mode 100644
index 0000000000..e60dc2855a
--- /dev/null
+++ b/java/sca/modules/binding-rss-rome/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory
@@ -0,0 +1,19 @@
+# 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. 

+

+# Implementation class for the binding extension

+org.apache.tuscany.sca.binding.rss.provider.RSSBindingProviderFactory;model=org.apache.tuscany.sca.binding.rss.RSSBinding