1 files changed, 122 insertions, 0 deletions
diff --git a/sandbox/old/contrib/implementation-ruby/container/src/main/java/org/apache/tuscany/container/ruby/RubyComponentTypeLoader.java b/sandbox/old/contrib/implementation-ruby/container/src/main/java/org/apache/tuscany/container/ruby/RubyComponentTypeLoader.java
new file mode 100644
index 0000000000..62e3c9d76a
--- /dev/null
+++ b/sandbox/old/contrib/implementation-ruby/container/src/main/java/org/apache/tuscany/container/ruby/RubyComponentTypeLoader.java
@@ -0,0 +1,122 @@
+/*
+ * 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.ruby;
+
+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.spi.model.ModelObject;
+
+import org.apache.tuscany.container.ruby.rubyscript.RubySCAConfig;
+import org.apache.tuscany.container.ruby.rubyscript.RubyScript;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class RubyComponentTypeLoader extends ComponentTypeLoaderExtension<RubyImplementation> {
+
+    private JavaInterfaceProcessorRegistry processorRegistry;
+
+    public RubyComponentTypeLoader(@Autowire JavaInterfaceProcessorRegistry processorRegistry) {
+        this.processorRegistry = processorRegistry;
+    }
+
+    @Override
+    protected Class<RubyImplementation> getImplementationClass() {
+        return RubyImplementation.class;
+    }
+
+    protected RubyComponentType loadByIntrospection(CompositeComponent parent,
+                                                    ModelObject object,
+                                                    RubyImplementation implementation,
+                                                    DeploymentContext deploymentContext) throws
+                                                                                         MissingResourceException,
+                                                                                         InvalidServiceContractException {
+
+        RubyScript rubyScript = implementation.getRubyScript();
+        RubySCAConfig scaConfig = rubyScript.getSCAConfig();
+        if (!scaConfig.hasSCAConfig()) {
+            throw new IllegalArgumentException(
+                "must use either .componentType side file or Ruby Global variable $SCA definition");
+        }
+
+        // FIXME this should be a system service, not instantiated here
+        RubyComponentType componentType = new RubyIntrospector(null, processorRegistry)
+            .introspectScript(scaConfig, rubyScript.getClassLoader());
+
+        return componentType;
+    }
+
+    protected String getResourceName(RubyImplementation implementation) {
+        return implementation.getRubyScript().getScriptName();
+    }
+
+    // TODO: must be possible to move all the following up in to ComponentTypeLoaderExtension
+
+    public void load(CompositeComponent parent,
+                     RubyImplementation implementation,
+                     DeploymentContext deploymentContext) throws LoaderException {
+
+        URL resource = implementation.getRubyScript().getClassLoader().getResource(getSideFileName(implementation));
+        RubyComponentType componentType;
+        if (resource == null) {
+            try {
+                componentType = loadByIntrospection(parent, null, implementation, deploymentContext);
+            } catch (InvalidServiceContractException e) {
+                throw new LoaderException("Invalid service contract", e);
+            }
+        } else {
+            componentType = loadFromSidefile(resource, deploymentContext);
+        }
+
+        implementation.setComponentType(componentType);
+
+
+    }
+
+    @SuppressWarnings("unchecked")
+    protected RubyComponentType loadFromSidefile(URL url, DeploymentContext deploymentContext) throws LoaderException {
+        // This should be fixed to pass in a RubyComponentType instead of null
+        RubyComponentType componentType = new RubyComponentType();
+        return (RubyComponentType) loaderRegistry.load(null,
+            componentType,
+            url,
+            ComponentType.class,
+            deploymentContext);
+    }
+
+    private String getSideFileName(RubyImplementation implementation) {
+        String baseName = getResourceName(implementation);
+        int lastDot = baseName.lastIndexOf('.');
+        if (lastDot != -1) {
+            baseName = baseName.substring(0,
+                lastDot);
+        }
+        return baseName + ".componentType";
+    }
+
+}