1 files changed, 114 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6-TUSCANY-3909/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatDefaultServlet.java b/sca-java-1.x/tags/1.6-TUSCANY-3909/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatDefaultServlet.java
new file mode 100644
index 0000000000..5d9b65503a
--- /dev/null
+++ b/sca-java-1.x/tags/1.6-TUSCANY-3909/host-tomcat/src/main/java/org/apache/tuscany/sca/http/tomcat/TomcatDefaultServlet.java
@@ -0,0 +1,114 @@
+/*
+ * 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.http.tomcat;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URI;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.Hashtable;
+
+import javax.naming.NamingException;
+import javax.naming.directory.Attributes;
+import javax.naming.directory.BasicAttributes;
+import javax.naming.directory.DirContext;
+import javax.servlet.ServletConfig;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+
+import org.apache.catalina.servlets.DefaultServlet;
+import org.apache.naming.resources.FileDirContext;
+import org.apache.naming.resources.ProxyDirContext;
+import org.apache.naming.resources.Resource;
+
+/**
+ * DefaultServlet implementation for Tomcat.
+ *
+ * @version $Rev$ $Date$
+ */
+public class TomcatDefaultServlet extends DefaultServlet {
+    private static final long serialVersionUID = -7503581551326796573L;
+    
+    private String documentRoot;
+    private ProxyDirContext proxyDirContext;
+    
+    public TomcatDefaultServlet(String servletPath, String documentRoot) {
+        this.documentRoot = documentRoot;
+        
+        DirContext dirContext;
+        URI uri = URI.create(documentRoot);
+        if (!"file".equals(uri.getScheme())) {
+            
+            dirContext = new FileDirContext() {
+                @Override
+                public Attributes getAttributes(String name) throws NamingException {
+                    return new BasicAttributes();
+                }
+                
+                @Override
+                public Object lookup(String name) throws NamingException {
+                    
+                    try {
+                        final URL url = new URL(TomcatDefaultServlet.this.documentRoot + name);
+                        return new Resource() {
+                            @Override
+                            public InputStream streamContent() throws IOException {
+                                URLConnection connection = url.openConnection();
+                                connection.setUseCaches(false);
+                                return connection.getInputStream();
+                            }
+                        };
+                    } catch (MalformedURLException e) {
+                        throw new NamingException(e.toString());
+                    }
+                }
+            };
+            
+        } else {
+            dirContext = new FileDirContext();
+            ((FileDirContext)dirContext).setDocBase(uri.getPath());
+        }
+        proxyDirContext = new ProxyDirContext(new Hashtable(), dirContext);
+        resources = proxyDirContext;            
+    }
+    
+    @Override
+    public void init() throws ServletException {
+        super.init();
+        resources = proxyDirContext;
+    }
+    
+    @Override
+    public void init(ServletConfig servletConfig) throws ServletException {
+        super.init(servletConfig);
+        resources = proxyDirContext;
+    }
+
+    @Override
+    protected String getRelativePath(HttpServletRequest request) {
+        String path = request.getPathInfo();
+        if (path == null || path.length() == 0) {
+            path = "/";
+        }
+        return path;
+    }
+}