diff options
-rw-r--r-- | sca-java-2.x/trunk/modules/implementation-widget-runtime/src/main/java/org/apache/tuscany/sca/implementation/widget/provider/WidgetComponentScriptGenerator.java | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/sca-java-2.x/trunk/modules/implementation-widget-runtime/src/main/java/org/apache/tuscany/sca/implementation/widget/provider/WidgetComponentScriptGenerator.java b/sca-java-2.x/trunk/modules/implementation-widget-runtime/src/main/java/org/apache/tuscany/sca/implementation/widget/provider/WidgetComponentScriptGenerator.java deleted file mode 100644 index 33db45c7cd..0000000000 --- a/sca-java-2.x/trunk/modules/implementation-widget-runtime/src/main/java/org/apache/tuscany/sca/implementation/widget/provider/WidgetComponentScriptGenerator.java +++ /dev/null @@ -1,218 +0,0 @@ -/* - * 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.sca.implementation.widget.provider; - -import java.io.ByteArrayInputStream; -import java.io.ByteArrayOutputStream; -import java.io.IOException; -import java.io.InputStream; -import java.io.OutputStream; -import java.io.PrintWriter; -import java.net.URISyntaxException; -import java.util.HashMap; -import java.util.Map; - -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.runtime.RuntimeComponent; -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; - -/** - * This helper class concatenates the necessary JavaScript client code into a - * single JavaScript per component - * @version $Rev$ $Date$ - */ -public class WidgetComponentScriptGenerator { - - public static InputStream generateWidgetCode(RuntimeComponent component, JavascriptProxyFactoryExtensionPoint javascriptProxyFactories) throws IOException, URISyntaxException { - ByteArrayOutputStream bos = new ByteArrayOutputStream(); - PrintWriter pw = new PrintWriter(bos); - - generateWidgetCode(component, javascriptProxyFactories, pw); - - return new ByteArrayInputStream(bos.toByteArray()); - } - - public static void generateWidgetCode(RuntimeComponent component, JavascriptProxyFactoryExtensionPoint javascriptProxyFactories, OutputStream os) throws IOException, URISyntaxException { - PrintWriter pw = new PrintWriter(os); - - generateWidgetCode(component, javascriptProxyFactories, pw); - } - - - /** - * This helper class concatenates the necessary JavaScript client code into a - * single JavaScript per component - */ - public static void generateWidgetCode(RuntimeComponent component, JavascriptProxyFactoryExtensionPoint javascriptProxyFactories, PrintWriter pw) throws IOException, URISyntaxException { - pw.println(); - pw.println("/* Apache Tuscany SCA Widget header */"); - pw.println(); - - Map<String, Boolean> bindingClientProcessed = new HashMap<String, Boolean>(); - - 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(); - 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 (!tuscany) { \n" + - "var tuscany = {}; \n" + - "}"); - pw.println("if (!tuscany.sca) { \n" + - "tuscany.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("tuscany.sca.propertyMap = new String();"); - for(ComponentProperty property : component.getProperties()) { - String propertyName = property.getName(); - - pw.println("tuscany.sca.propertyMap." + propertyName + " = \"" + getPropertyValue(property) + "\""); - } - - pw.println("tuscany.sca.Property = function (name) {"); - pw.println(" return tuscany.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, URISyntaxException { - - pw.println("tuscany.sca.referenceMap = new Object();"); - 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("tuscany.sca.referenceMap." + referenceName + " = new " + jsProxyFactory.createJavascriptReference(reference) + ";"); - - } - } - - pw.println("tuscany.sca.Reference = function (name) {"); - pw.println(" return tuscany.sca.referenceMap[name];"); - pw.println("}"); - } - -} |