1 files changed, 127 insertions, 0 deletions
diff --git a/tags/java/sca/2.0-M3-RC4/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/ExtensibleServletHost.java b/tags/java/sca/2.0-M3-RC4/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/ExtensibleServletHost.java
new file mode 100644
index 0000000000..5b11735166
--- /dev/null
+++ b/tags/java/sca/2.0-M3-RC4/modules/host-http/src/main/java/org/apache/tuscany/sca/host/http/ExtensibleServletHost.java
@@ -0,0 +1,127 @@
+/*
+ * 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 java.net.URL;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.Servlet;
+
+/**
+ * Default implementation of an extensible Servlet host.
+ * 
+ * @version $Rev$ $Date$
+ */
+public class ExtensibleServletHost implements ServletHost {
+    
+    private ServletHostExtensionPoint servletHosts;
+    
+    public ExtensibleServletHost(ServletHostExtensionPoint servletHosts) {
+        this.servletHosts = servletHosts;
+    }
+    
+    public void setDefaultPort(int port) {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        for (ServletHost servletHost: servletHosts.getServletHosts()) {
+            servletHost.setDefaultPort(port);
+        }
+    }
+    
+    private ServletHost getDefaultServletHost() {
+        return servletHosts.getServletHosts().get(0);
+    }
+    
+    public int getDefaultPort() {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        return getDefaultServletHost().getDefaultPort();
+    }
+
+    public void addServletMapping(String uri, Servlet servlet) throws ServletMappingException {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        // TODO implement selection of the correct Servlet host based on the mapping
+        // For now just select the first one
+        getDefaultServletHost().addServletMapping(uri, servlet);
+    }
+
+    public Servlet getServletMapping(String uri) throws ServletMappingException {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        // TODO implement selection of the correct Servlet host based on the mapping
+        // For now just select the first one
+        return getDefaultServletHost().getServletMapping(uri);
+    }
+    
+    public Servlet removeServletMapping(String uri) throws ServletMappingException {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        // TODO implement selection of the correct Servlet host based on the mapping
+        // For now just select the first one
+        return getDefaultServletHost().removeServletMapping(uri);
+    }
+    
+    public RequestDispatcher getRequestDispatcher(String uri) throws ServletMappingException {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        // TODO implement selection of the correct Servlet host based on the mapping
+        // For now just select the first one
+        return getDefaultServletHost().getRequestDispatcher(uri);
+    }
+
+    public String getContextPath() {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        // TODO implement selection of the correct Servlet host based on the mapping
+        // For now just select the first one
+        return getDefaultServletHost().getContextPath();
+    }
+    
+    public URL getURLMapping(String uri) {
+        if (servletHosts.getServletHosts().isEmpty()) {
+            throw new ServletMappingException("No servlet host available");
+        }
+
+        return getDefaultServletHost().getURLMapping(uri);
+    }
+
+    public void setContextPath(String path) {
+        getDefaultServletHost().setContextPath(path);
+    }
+
+    public void setAttribute(String name, Object value) {
+        getDefaultServletHost().setAttribute(name, value);
+    }
+}