From 7f3040cdbc9881f575a1674e03b8cc1cc84e0698 Mon Sep 17 00:00:00 2001 From: lresende Date: Thu, 12 Nov 2009 04:28:02 +0000 Subject: Start porting Implementation Widget to 2.x git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835225 13f79535-47bb-0310-9956-ffa450edef68 --- .../implementation-widget-runtime-dojo/LICENSE | 205 ++++++++++++++++++++ .../implementation-widget-runtime-dojo/NOTICE | 6 + .../implementation-widget-runtime-dojo/pom.xml | 67 +++++++ .../dojo/DojoJavaScriptComponentGeneratorImpl.java | 208 +++++++++++++++++++++ ...sca.web.javascript.ComponentJavaScriptGenerator | 19 ++ 5 files changed, 505 insertions(+) create mode 100644 java/sca/modules/implementation-widget-runtime-dojo/LICENSE create mode 100644 java/sca/modules/implementation-widget-runtime-dojo/NOTICE create mode 100644 java/sca/modules/implementation-widget-runtime-dojo/pom.xml create mode 100644 java/sca/modules/implementation-widget-runtime-dojo/src/main/java/org/apache/tuscany/sca/implementation/widget/dojo/DojoJavaScriptComponentGeneratorImpl.java create mode 100644 java/sca/modules/implementation-widget-runtime-dojo/src/main/resources/META-INF/services/org.apache.tuscany.sca.web.javascript.ComponentJavaScriptGenerator (limited to 'java') diff --git a/java/sca/modules/implementation-widget-runtime-dojo/LICENSE b/java/sca/modules/implementation-widget-runtime-dojo/LICENSE new file mode 100644 index 0000000000..8aa906c321 --- /dev/null +++ b/java/sca/modules/implementation-widget-runtime-dojo/LICENSE @@ -0,0 +1,205 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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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.sca.implementation.widget.dojo; + +import java.io.IOException; +import java.io.InputStream; +import java.io.PrintWriter; +import java.util.HashMap; +import java.util.Map; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.ComponentProperty; +import org.apache.tuscany.sca.assembly.ComponentReference; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.web.javascript.ComponentJavaScriptGenerator; +import org.apache.tuscany.sca.web.javascript.JavascriptProxyFactory; +import org.apache.tuscany.sca.web.javascript.JavascriptProxyFactoryExtensionPoint; +import org.w3c.dom.Document; +import org.w3c.dom.Element; + +public class DojoJavaScriptComponentGeneratorImpl implements ComponentJavaScriptGenerator { + private static final QName NAME = new QName("http://tuscany.apache.org/xmlns/sca/1.0", "component.script.generator.dojo"); + + private JavascriptProxyFactoryExtensionPoint javascriptProxyFactories; + + public DojoJavaScriptComponentGeneratorImpl(ExtensionPointRegistry extensionPoints) { + this.javascriptProxyFactories = extensionPoints.getExtensionPoint(JavascriptProxyFactoryExtensionPoint.class); + } + + public QName getQName() { + return NAME; + } + + public void generateJavaScriptCode(RuntimeComponent component, PrintWriter pw) throws IOException { + pw.println(); + pw.println("/* Apache Tuscany SCA Widget header */"); + pw.println(); + + Map bindingClientProcessed = new HashMap(); + + for(ComponentReference reference : component.getReferences()) { + for(Binding binding : reference.getBindings()) { + JavascriptProxyFactory jsProxyFactory = javascriptProxyFactories.getProxyFactory(binding.getClass()); + + String bindingProxyName = jsProxyFactory.getJavascriptProxyFile(); + //check if binding client code was already processed and inject to the generated script + if(bindingProxyName != null) { + Boolean processedFlag = bindingClientProcessed.get(bindingProxyName); + if( processedFlag == null || processedFlag.booleanValue() == false) { + generateJavaScriptBindingProxy(jsProxyFactory, pw); + bindingClientProcessed.put(bindingProxyName, Boolean.TRUE); + } + } + + } + } + + //pw.println("dojo.require(\"/dojo.rpc.JsonService\");"); + //pw.println("dojo.require(\"/tuscany.AtomService\");"); + + pw.println(); + pw.println("/* Tuscany Reference/Property injection code */"); + pw.println(); + + + //define tuscany.sca namespace + generateJavaScriptNamespace(pw); + + pw.println(); + + //process properties + generateJavaScriptPropertyFunction(component, pw); + + pw.println(); + + //process references + generateJavaScriptReferenceFunction(component, javascriptProxyFactories,pw); + + + pw.println(); + pw.println("/** End of Apache Tuscany SCA Widget */"); + pw.println(); + pw.flush(); + pw.close(); + } + + + /** + * Retrieve the binding proxy based on the bind name + * and embedded the JavaScript into this js + */ + private static void generateJavaScriptBindingProxy(JavascriptProxyFactory javascriptProxyFactory, PrintWriter pw) throws IOException { + InputStream is = javascriptProxyFactory.getJavascriptProxyFileAsStream(); + if (is != null) { + int i; + while ((i = is.read()) != -1) { + pw.write(i); + } + } + + pw.println(); + pw.println(); + } + + /** + * Generate the tuscany.sca namespace if not yet available + * @param pw + * @throws IOException + */ + private static void generateJavaScriptNamespace(PrintWriter pw) throws IOException { + pw.println("if (!window.tuscany) { \n" + + "window.tuscany = {}; \n" + + "}"); + pw.println("var __tus = window.tuscany;"); + + pw.println("if (!__tus.sca) { \n" + + "__tus.sca = {}; \n" + + "}"); + } + + + /** + * Generate JavaScript code to inject SCA Properties + * @param pw + * @throws IOException + */ + private static void generateJavaScriptPropertyFunction(RuntimeComponent component, PrintWriter pw) throws IOException { + pw.println("__tus.sca.propertyMap = {};"); + for(ComponentProperty property : component.getProperties()) { + String propertyName = property.getName(); + + pw.println("__tus.sca.propertyMap." + propertyName + " = new String(\"" + getPropertyValue(property) + "\");"); + } + + pw.println("__tus.sca.Property = function (name) {"); + pw.println(" return __tus.sca.propertyMap[name];"); + pw.println("}"); + } + + /** + * Convert property value to String + * @param property + * @return + */ + private static String getPropertyValue(ComponentProperty property) { + Document doc = (Document)property.getValue(); + Element rootElement = doc.getDocumentElement(); + + String value = null; + + //FIXME : Provide support for isMany and other property types + + if (rootElement.getChildNodes().getLength() > 0) { + value = rootElement.getChildNodes().item(0).getTextContent(); + } + + return value; + } + + + + /** + * Generate JavaScript code to inject SCA References + * @param pw + * @throws IOException + */ + private static void generateJavaScriptReferenceFunction (RuntimeComponent component, JavascriptProxyFactoryExtensionPoint javascriptProxyFactories, PrintWriter pw) throws IOException { + + pw.println("__tus.sca.referenceMap = {};"); + for(ComponentReference reference : component.getReferences()) { + Binding binding = reference.getBindings().get(0); + + if (binding != null) { + + String referenceName = reference.getName(); + JavascriptProxyFactory jsProxyFactory = javascriptProxyFactories.getProxyFactory(binding.getClass()); + + pw.println("__tus.sca.referenceMap." + referenceName + " = new " + jsProxyFactory.createJavascriptReference(reference) + ";"); + + } + } + + pw.println("__tus.sca.Reference = function (name) {"); + pw.println(" return __tus.sca.referenceMap[name];"); + pw.println("}"); + } + +} diff --git a/java/sca/modules/implementation-widget-runtime-dojo/src/main/resources/META-INF/services/org.apache.tuscany.sca.web.javascript.ComponentJavaScriptGenerator b/java/sca/modules/implementation-widget-runtime-dojo/src/main/resources/META-INF/services/org.apache.tuscany.sca.web.javascript.ComponentJavaScriptGenerator new file mode 100644 index 0000000000..3f503c24ee --- /dev/null +++ b/java/sca/modules/implementation-widget-runtime-dojo/src/main/resources/META-INF/services/org.apache.tuscany.sca.web.javascript.ComponentJavaScriptGenerator @@ -0,0 +1,19 @@ +# 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. + +# Implementation class for the Javascript Generator +org.apache.tuscany.sca.implementation.widget.dojo.DojoJavaScriptComponentGeneratorImpl \ No newline at end of file -- cgit v1.2.3