1 files changed, 58 insertions, 0 deletions
diff --git a/sandbox/old/contrib/runtime-webapp/webapp-host/src/main/java/org/apache/tuscany/runtime/webapp/LazyHTTPSessionId.java b/sandbox/old/contrib/runtime-webapp/webapp-host/src/main/java/org/apache/tuscany/runtime/webapp/LazyHTTPSessionId.java
new file mode 100644
index 0000000000..8d3f1153ba
--- /dev/null
+++ b/sandbox/old/contrib/runtime-webapp/webapp-host/src/main/java/org/apache/tuscany/runtime/webapp/LazyHTTPSessionId.java
@@ -0,0 +1,58 @@
+/*
+ * 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.runtime.webapp;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.apache.tuscany.core.component.ScopeIdentifier;
+
+/**
+ * Implements a <code>ScopeIdentifier</code> for a Servlet-based transport.
+ * Wraps an <code>HttpServletRequest</code> so that the session id associated
+ * with the current request may be lazily retrieved by the module context - i.e.
+ * if a session context or session-scoped component is not accessed, no session
+ * is created.
+ *
+ * @version $Rev$ $Date$
+ */
+public class LazyHTTPSessionId implements ScopeIdentifier {
+
+    private HttpServletRequest request;
+
+    //----------------------------------
+    // Constructors
+    //----------------------------------
+
+    public LazyHTTPSessionId(HttpServletRequest request) {
+        this.request = request;
+    }
+
+    //----------------------------------
+    // Methods
+    //----------------------------------
+
+    /**
+     * Returns the session identifier
+     *
+     * @see org.apache.tuscany.core.context.ScopeIdentifier#getIdentifier()
+     */
+    public Object getIdentifier() {
+        return request.getSession(true);
+    }
+}