diff options
Diffstat (limited to 'sandbox/ant/container.ruby/src/main/java/org')
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); +// } + +} |