Update implementtaion.web to save the ComponentContext as a servlet context attribute so applications can get to it in a non-SCA enbaled runtime

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@830271 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 86 insertions, 0 deletions

diff --git a/java/sca/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ComponentContextProxy.java b/java/sca/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ComponentContextProxy.java
new file mode 100644
index 0000000000..3862889f27
--- /dev/null
+++ b/java/sca/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ComponentContextProxy.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.implementation.web.runtime;

+

+import java.util.Collection;

+

+import org.apache.tuscany.sca.runtime.RuntimeComponent;

+import org.oasisopen.sca.ComponentContext;

+import org.oasisopen.sca.RequestContext;

+import org.oasisopen.sca.ServiceReference;

+

+/**

+ * Proxy ComponentContext wrappering a RuntimeComponent as the

+ * RuntimeComponent ComponentContext has not been created till later 

+ */

+public class ComponentContextProxy implements ComponentContext {

+

+    protected RuntimeComponent runtimeComponent;

+    

+    public ComponentContextProxy(RuntimeComponent runtimeComponent) {

+        this.runtimeComponent = runtimeComponent;

+    }

+    

+    protected ComponentContext getComponentContext() {

+        return runtimeComponent.getComponentContext();

+    }

+

+    public <B, R extends ServiceReference<B>> R cast(B target) throws IllegalArgumentException {

+        return getComponentContext().cast(target);

+    }

+

+    public <B> ServiceReference<B> createSelfReference(Class<B> businessInterface) {

+        return getComponentContext().createSelfReference(businessInterface);

+    }

+

+    public <B> ServiceReference<B> createSelfReference(Class<B> businessInterface, String serviceName) {

+        return getComponentContext().createSelfReference(businessInterface, serviceName);

+    }

+

+    public <B> B getProperty(Class<B> type, String propertyName) {

+        return getComponentContext().getProperty(type, propertyName);

+    }

+

+    public RequestContext getRequestContext() {

+        return getComponentContext().getRequestContext();

+    }

+

+    public <B> B getService(Class<B> businessInterface, String referenceName) {

+        return getComponentContext().getService(businessInterface, referenceName);

+    }

+

+    public <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, String referenceName) {

+        return getComponentContext().getServiceReference(businessInterface, referenceName);

+    }

+

+    public <B> Collection<ServiceReference<B>> getServiceReferences(Class<B> businessInterface, String referenceName) {

+        return getComponentContext().getServiceReferences(businessInterface, referenceName);

+    }

+

+    public <B> Collection<B> getServices(Class<B> businessInterface, String referenceName) {

+        return getComponentContext().getServices(businessInterface, referenceName);

+    }

+

+    public String getURI() {

+        return getComponentContext().getURI();

+    }

+

+}

diff --git a/java/sca/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java b/java/sca/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java
index c0186d6a83..ef1e6cd1b9 100644
--- a/java/sca/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java
+++ b/java/sca/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java
@@ -45,6 +45,7 @@ public class WebImplementationProviderFactory implements ImplementationProviderF
 
     public ImplementationProvider createImplementationProvider(RuntimeComponent component, WebImplementation implementation) {
         servletHost.setAttribute("org.apache.tuscany.sca.implementation.web.RuntimeComponent", component);
+        servletHost.setAttribute("org.oasisopen.sca.ComponentContext", new ComponentContextProxy(component));
 
         return new ImplementationProvider() {