1 files changed, 110 insertions, 0 deletions
diff --git a/sandbox/old/contrib/implementation-groovy/container/src/main/java/org/apache/tuscany/container/groovy/GroovyComponentBuilder.java b/sandbox/old/contrib/implementation-groovy/container/src/main/java/org/apache/tuscany/container/groovy/GroovyComponentBuilder.java
new file mode 100644
index 0000000000..0e615977cb
--- /dev/null
+++ b/sandbox/old/contrib/implementation-groovy/container/src/main/java/org/apache/tuscany/container/groovy/GroovyComponentBuilder.java
@@ -0,0 +1,110 @@
+/*
+ * 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.groovy;
+
+import groovy.lang.GroovyClassLoader;
+import groovy.lang.GroovyObject;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import org.apache.tuscany.spi.ObjectFactory;
+import org.apache.tuscany.spi.builder.BuilderConfigException;
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.CompositeComponent;
+import org.apache.tuscany.spi.deployer.DeploymentContext;
+import org.apache.tuscany.spi.extension.ComponentBuilderExtension;
+import org.apache.tuscany.spi.model.ComponentDefinition;
+import org.apache.tuscany.spi.model.Property;
+import org.apache.tuscany.spi.model.ServiceDefinition;
+import org.codehaus.groovy.control.CompilationFailedException;
+
+/**
+ * Extension point for creating {@link GroovyAtomicComponent}s from an assembly configuration
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+public class GroovyComponentBuilder extends ComponentBuilderExtension<GroovyImplementation> {
+
+    protected Class<GroovyImplementation> getImplementationType() {
+        return GroovyImplementation.class;
+    }
+
+    @SuppressWarnings("unchecked")
+    public Component build(CompositeComponent parent,
+                           ComponentDefinition<GroovyImplementation> componentDefinition,
+                           DeploymentContext deploymentContext)
+        throws BuilderConfigException {
+
+        String name = componentDefinition.getName();
+        GroovyImplementation implementation = componentDefinition.getImplementation();
+        GroovyComponentType componentType = implementation.getComponentType();
+
+        int initLevel = componentType.getInitLevel();
+
+        // get list of serviceBindings provided by this component
+        Collection<ServiceDefinition> collection = componentType.getServices().values();
+        List<Class<?>> services = new ArrayList<Class<?>>(collection.size());
+        for (ServiceDefinition serviceDefinition : collection) {
+            services.add(serviceDefinition.getServiceContract().getInterfaceClass());
+        }
+
+        // get the Groovy classloader for this deployment component
+        GroovyClassLoader groovyClassLoader = (GroovyClassLoader) deploymentContext.getExtension("groovy.classloader");
+        if (groovyClassLoader == null) {
+            groovyClassLoader = new GroovyClassLoader(implementation.getApplicationLoader());
+            deploymentContext.putExtension("groovy.classloader", groovyClassLoader);
+        }
+
+        // create the implementation class for the script
+        Class<? extends GroovyObject> groovyClass;
+        try {
+            String script = implementation.getScript();
+            // REVIEW JFM can we cache the class?
+            groovyClass = groovyClassLoader.parseClass(script);
+        } catch (CompilationFailedException e) {
+            throw new BuilderConfigException(name, e);
+        }
+        // TODO deal with init and destroy
+
+        GroovyConfiguration configuration = new GroovyConfiguration();
+        configuration.setName(name);
+        configuration.setGroovyClass(groovyClass);
+        configuration.setParent(parent);
+
+        configuration.setWireService(wireService);
+        configuration.setWorkContext(workContext);
+        configuration.setInitLevel(initLevel);
+        configuration.setServices(services);
+        configuration.setMonitor(monitor);
+        GroovyAtomicComponent component = new GroovyAtomicComponent(configuration);
+
+        // handle properties
+        for (Property<?> property : componentType.getProperties().values()) {
+            ObjectFactory<?> factory = property.getDefaultValueFactory();
+            if (factory != null) {
+                component.addPropertyFactory(property.getName(), factory);
+            }
+        }
+        return component;
+    }
+
+
+}