1 files changed, 112 insertions, 0 deletions
diff --git a/sandbox/old/contrib/implementation-javascript/container/src/main/java/org/apache/tuscany/container/javascript/JavaScriptComponentTypeLoader.java b/sandbox/old/contrib/implementation-javascript/container/src/main/java/org/apache/tuscany/container/javascript/JavaScriptComponentTypeLoader.java
new file mode 100644
index 0000000000..b94abcd5eb
--- /dev/null
+++ b/sandbox/old/contrib/implementation-javascript/container/src/main/java/org/apache/tuscany/container/javascript/JavaScriptComponentTypeLoader.java
@@ -0,0 +1,112 @@
+/*
+ * 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.container.javascript;
+
+import java.net.URL;
+
+import org.apache.tuscany.spi.annotation.Autowire;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.extension.ComponentTypeLoaderExtension;
+import org.apache.tuscany.spi.idl.InvalidServiceContractException;
+import org.apache.tuscany.spi.idl.java.JavaInterfaceProcessorRegistry;
+import org.apache.tuscany.spi.loader.LoaderException;
+import org.apache.tuscany.spi.loader.MissingResourceException;
+import org.apache.tuscany.spi.model.ComponentType;
+
+import org.apache.tuscany.container.javascript.rhino.RhinoSCAConfig;
+import org.apache.tuscany.container.javascript.rhino.RhinoScript;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class JavaScriptComponentTypeLoader extends ComponentTypeLoaderExtension<JavaScriptImplementation> {
+
+    private JavaInterfaceProcessorRegistry processorRegistry;
+
+    public JavaScriptComponentTypeLoader(@Autowire JavaInterfaceProcessorRegistry processorRegistry) {
+        this.processorRegistry = processorRegistry;
+    }
+
+    @Override
+    protected Class<JavaScriptImplementation> getImplementationClass() {
+        return JavaScriptImplementation.class;
+    }
+
+    protected JavaScriptComponentType loadByIntrospection(CompositeComponent parent,
+                                                          JavaScriptImplementation implementation,
+                                                          DeploymentContext deploymentContext) throws
+                                                                                               MissingResourceException,
+                                                                                               InvalidServiceContractException {
+
+        RhinoScript rhinoScript = implementation.getRhinoScript();
+        RhinoSCAConfig scaConfig = rhinoScript.getSCAConfig();
+        if (!scaConfig.hasSCAConfig()) {
+            throw new IllegalArgumentException(
+                "must use either .componentType side file or JS SCA varriable definition");
+        }
+
+        // FIXME this should be a system service, not instantiated here
+        JavaScriptComponentType componentType = new JavaScriptIntrospector(null, processorRegistry)
+            .introspectScript(scaConfig, rhinoScript.getClassLoader());
+
+        return componentType;
+    }
+
+    protected String getResourceName(JavaScriptImplementation implementation) {
+        return implementation.getRhinoScript().getScriptName();
+    }
+
+    // TODO: must be possible to move all the following up in to ComponentTypeLoaderExtension 
+
+    public void load(CompositeComponent parent, JavaScriptImplementation implementation,
+                     DeploymentContext deploymentContext)
+        throws LoaderException {
+
+        URL resource = implementation.getRhinoScript().getClassLoader().getResource(getSideFileName(implementation));
+        JavaScriptComponentType componentType;
+        if (resource == null) {
+            try {
+                componentType = loadByIntrospection(parent, implementation, deploymentContext);
+            } catch (InvalidServiceContractException e) {
+                throw new LoaderException("Invalid service contract", e);
+            }
+        } else {
+            componentType = loadFromSidefile(resource, deploymentContext);
+        }
+
+        implementation.setComponentType(componentType);
+    }
+
+    protected JavaScriptComponentType loadFromSidefile(URL url, DeploymentContext deploymentContext)
+        throws LoaderException {
+        JavaScriptComponentType jsct = new JavaScriptComponentType();
+        return (JavaScriptComponentType) loaderRegistry.load(null,jsct, url, ComponentType.class, deploymentContext);
+    }
+
+    private String getSideFileName(JavaScriptImplementation implementation) {
+        String baseName = getResourceName(implementation);
+        int lastDot = baseName.lastIndexOf('.');
+        if (lastDot != -1) {
+            baseName = baseName.substring(0, lastDot);
+        }
+        return baseName + ".componentType";
+    }
+
+}