Move Tuscany from Incubator to top level.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@668359 13f79535-47bb-0310-9956-ffa450edef68

3 files changed, 233 insertions, 0 deletions

diff --git a/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyImplementationLoader.java b/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyImplementationLoader.java
new file mode 100644
index 0000000000..2c50845839
--- /dev/null
+++ b/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyImplementationLoader.java
@@ -0,0 +1,81 @@
+/*
+ * 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 static org.osoa.sca.Version.XML_NAMESPACE_1_0;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.container.easy.EasyImplementation;
+import org.apache.tuscany.container.easy.EasyImplementationLoader;
+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.loader.LoaderException;
+import org.apache.tuscany.spi.loader.LoaderRegistry;
+import org.apache.tuscany.spi.loader.LoaderUtil;
+import org.apache.tuscany.spi.loader.MissingResourceException;
+import org.osoa.sca.annotations.Constructor;
+
+/**
+ * Loader for handling implementation.script elements.
+ * 
+ * <implementation.script script="path/foo.py" class="myclass">
+ *  
+ */
+public class RubyImplementationLoader extends EasyImplementationLoader {
+
+    private static final QName IMPLEMENTATION_RUBY = new QName(XML_NAMESPACE_1_0, "implementation.rb");
+
+    @Constructor( { "registry" })
+    public RubyImplementationLoader(@Autowire LoaderRegistry registry) {
+        super(registry);
+    }
+
+    public QName getXMLType() {
+        return IMPLEMENTATION_RUBY;
+    }
+
+    @Override
+    public EasyImplementation load(CompositeComponent parent, XMLStreamReader reader, DeploymentContext deploymentContext) throws XMLStreamException, LoaderException {
+        String scriptName = reader.getAttributeValue(null, "script");
+        if (scriptName == null) {
+            throw new MissingResourceException("implementation element has no 'script' attribute");
+        }
+
+        String className = reader.getAttributeValue(null, "class");
+
+        LoaderUtil.skipToEndElement(reader);
+
+        ClassLoader cl = deploymentContext.getClassLoader();
+        String scriptSource = loadSource(cl, scriptName);
+
+        RubyInstanceFactory instanceFactory = new RubyInstanceFactory(scriptName, className, scriptSource, cl);
+
+        EasyImplementation implementation = new EasyImplementation();
+        implementation.setResourceName(scriptName);
+        implementation.setScriptInstanceFactory(instanceFactory);
+        
+        registry.loadComponentType(parent, implementation, deploymentContext);
+
+        return implementation;
+    }
+}
diff --git a/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyInstance.java b/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyInstance.java
new file mode 100644
index 0000000000..83b98e72f1
--- /dev/null
+++ b/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyInstance.java
@@ -0,0 +1,63 @@
+/*
+ * 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.lang.reflect.InvocationTargetException;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.tuscany.container.easy.EasyInstance;
+import org.jruby.javasupport.JavaEmbedUtils;
+import org.jruby.runtime.builtin.IRubyObject;
+
+/**
+ * An invokeable instance of a Ruby script.
+ */
+public class RubyInstance implements EasyInstance {
+
+    private IRubyObject rubyInstance;
+    
+    private Map<String, Class> responseClasses;
+
+    public RubyInstance(IRubyObject rubyInstance, Map<String, Object> context, Map<String, Class> responseClasses) {
+        this.responseClasses = responseClasses;
+        this.rubyInstance = rubyInstance;
+        if (this.responseClasses == null) {
+            this.responseClasses = new HashMap<String, Class>();
+        }
+    }
+
+    public Object invokeTarget(String operationName, Object[] args) throws InvocationTargetException {
+        return JavaEmbedUtils.invokeMethod(rubyInstance.getRuntime(),
+                rubyInstance,
+                operationName,
+                args,
+                responseClasses.get(operationName));
+    }
+//
+//
+//    public Object invokeTarget(String operationName, Object[] args, Class returnType) throws InvocationTargetException {
+//        return JavaEmbedUtils.invokeMethod(rubyInstance.getRuntime(),
+//                                           rubyInstance,
+//                                           operationName,
+//                                           args,
+//                                           returnType);
+//    }
+
+}
diff --git a/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyInstanceFactory.java b/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyInstanceFactory.java
new file mode 100644
index 0000000000..35f428f12d
--- /dev/null
+++ b/sandbox/ant/container.ruby/src/main/java/org/apache/tuscany/container/ruby/RubyInstanceFactory.java
@@ -0,0 +1,89 @@
+/*
+ * 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.util.List;
+import java.util.Map;
+import java.util.Vector;
+
+import org.apache.tuscany.container.easy.EasyInstanceFactory;
+import org.jruby.IRuby;
+import org.jruby.RubyString;
+import org.jruby.javasupport.JavaEmbedUtils;
+import org.jruby.javasupport.JavaUtil;
+
+/**
+ * 
+ */
+public class RubyInstanceFactory extends EasyInstanceFactory<RubyInstance> {
+
+    protected String scriptSource;
+    
+    protected final String NEW = ".new";
+
+//    protected Map<String, Class> responseClasses;
+
+    private String className;
+    
+    private  IRuby rubyEngine = JavaEmbedUtils.initialize(new Vector());
+
+    public RubyInstanceFactory(String resourceName, String className, String scriptSource, ClassLoader classLoader) {
+        super(resourceName, classLoader);
+        this.className = className;
+        this.scriptSource = scriptSource;
+//        this.responseClasses = new HashMap<String, Class>();
+        initScript(resourceName, scriptSource, null, classLoader);
+    }
+
+    @Override
+    public RubyInstance createInstance(List<Class> services, Map<String, Object> context) {
+      Map<String, Class> responseClasses = getResponseClasses(services);
+        if ( className == null ) {
+            return new RubyInstance(rubyEngine.evalScript(scriptSource), context, responseClasses);
+        }
+        else {
+            return new RubyInstance(rubyEngine.evalScript(className + NEW), context, responseClasses);
+        }
+    }
+
+    
+    /**
+     * 
+     */
+    public void initScript(String fileName, String scriptCode, Map context, ClassLoader cl) {
+        rubyEngine.loadScript((RubyString) JavaUtil.convertJavaToRuby(rubyEngine,
+                                                                      fileName,
+                                                                      String.class),
+                              (RubyString) JavaUtil.convertJavaToRuby(rubyEngine,
+                                                                      scriptCode,
+                                                                      String.class),
+                              false);
+        //TODO : add responseclasses here... 
+    }
+
+
+//    /**
+//     * Set the Java type of a response value. Ruby is dynamically typed so JRuby cannot always work out what the intended Java type of a
+//     * response should be, for example should the statement "return 42" be a Java int, or Integer or Double etc.  
+//     */
+//    public void setResponseClass(String functionName, Class responseClasses) {
+//        this.responseClasses.put(functionName, responseClasses);
+//    }
+
+}