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diff --git a/sca-java-1.x/branches/sca-java-1.0/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/ServletHost.java b/sca-java-1.x/branches/sca-java-1.0/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/ServletHost.java
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+++ b/sca-java-1.x/branches/sca-java-1.0/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/ServletHost.java
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+/*
+ * 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.host.http;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.Servlet;
+
+/**
+ * Interface implemented by host environments that allow Servlets to be
+ * registered. 
+ * <p/> 
+ * This interface allows a system service to register a servlet
+ * to handle inbound requests.
+ * 
+ * @version $Rev$ $Date$
+ */
+public interface ServletHost {
+    /**
+     * Add a mapping for an instance of a Servlet. This requests that the
+     * servlet container direct all requests to the designated mapping to the
+     * supplied Servlet instance.
+     * 
+     * @param uri the uri-mapping for the Servlet
+     * @param servlet the Servlet that should be invoked
+     * @throws ServletMappingException
+     */
+    void addServletMapping(String uri, Servlet servlet) throws ServletMappingException;
+
+    /**
+     * Remove a servlet mapping. This directs the servlet container not to direct
+     * any more requests to a previously registered Servlet.
+     * 
+     * @param uri the uri-mapping for the Servlet
+     * @return the servlet that was registered to the mapping, null if nothing
+     *         was registered to the mapping
+     * @throws ServletMappingException
+     */
+    Servlet removeServletMapping(String uri) throws ServletMappingException;
+
+    /**
+     * Returns the servlet mapped to the given uri.
+     * 
+     * @param uri the uri-mapping for the Servlet
+     * @return the servlet registered with the mapping
+     * @throws ServletMappingException
+     */
+    Servlet getServletMapping(String uri) throws ServletMappingException;
+
+    /**
+     * Returns a servlet request dispatcher for the servlet mapped to the specified uri.
+     * 
+     * @param uri the uri mapped to a Servlet
+     * @return a RequestDispatcher that can be used to dispatch requests to
+     * that servlet
+     * @throws ServletMappingException
+     */
+    RequestDispatcher getRequestDispatcher(String uri) throws ServletMappingException;
+
+    /**
+     * Returns the portion of the request URI that indicates the context of the request
+     * 
+     * @return a String specifying the portion of the request URI that indicates the context of the request
+     */
+    String getContextPath();
+
+}