| /* |
| * |
| * 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.flex.compiler.internal.driver.js; |
| |
| import java.io.FilterWriter; |
| import java.io.StringWriter; |
| import java.util.List; |
| |
| import org.apache.flex.compiler.clients.JSConfiguration; |
| import org.apache.flex.compiler.codegen.IDocEmitter; |
| import org.apache.flex.compiler.codegen.ISourceMapEmitter; |
| import org.apache.flex.compiler.codegen.as.IASEmitter; |
| import org.apache.flex.compiler.codegen.js.IJSEmitter; |
| import org.apache.flex.compiler.codegen.js.IJSWriter; |
| import org.apache.flex.compiler.codegen.js.IMappingEmitter; |
| import org.apache.flex.compiler.codegen.mxml.IMXMLEmitter; |
| import org.apache.flex.compiler.config.Configuration; |
| import org.apache.flex.compiler.config.Configurator; |
| import org.apache.flex.compiler.driver.IBackend; |
| import org.apache.flex.compiler.driver.IPublisher; |
| import org.apache.flex.compiler.driver.js.IJSBackend; |
| import org.apache.flex.compiler.internal.codegen.as.ASAfterNodeStrategy; |
| import org.apache.flex.compiler.internal.codegen.as.ASBeforeNodeStrategy; |
| import org.apache.flex.compiler.internal.codegen.as.ASBlockWalker; |
| import org.apache.flex.compiler.internal.codegen.js.JSDocEmitter; |
| import org.apache.flex.compiler.internal.codegen.js.JSEmitter; |
| import org.apache.flex.compiler.internal.codegen.js.JSFilterWriter; |
| import org.apache.flex.compiler.internal.codegen.js.JSPublisher; |
| import org.apache.flex.compiler.internal.codegen.js.JSSourceMapEmitter; |
| import org.apache.flex.compiler.internal.codegen.js.JSWriter; |
| import org.apache.flex.compiler.internal.projects.FlexJSProject; |
| import org.apache.flex.compiler.internal.projects.ISourceFileHandler; |
| import org.apache.flex.compiler.internal.targets.JSTarget; |
| import org.apache.flex.compiler.internal.visitor.as.ASNodeSwitch; |
| import org.apache.flex.compiler.internal.visitor.as.BeforeAfterStrategy; |
| import org.apache.flex.compiler.problems.ICompilerProblem; |
| import org.apache.flex.compiler.targets.ITargetProgressMonitor; |
| import org.apache.flex.compiler.targets.ITargetSettings; |
| import org.apache.flex.compiler.tree.as.IFileNode; |
| import org.apache.flex.compiler.units.ICompilationUnit; |
| import org.apache.flex.compiler.visitor.IBlockWalker; |
| import org.apache.flex.compiler.visitor.as.IASBlockWalker; |
| import org.apache.flex.compiler.visitor.mxml.IMXMLBlockWalker; |
| |
| /** |
| * A concrete implementation of the {@link IBackend} API where the |
| * {@link ASBlockWalker} is used to traverse the {@link IFileNode} AST. |
| * |
| * @author Michael Schmalle |
| */ |
| public class JSBackend implements IJSBackend |
| { |
| @Override |
| public String getOutputExtension() |
| { |
| return "js"; |
| } |
| |
| @Override |
| public ISourceFileHandler getSourceFileHandlerInstance() |
| { |
| return JSSourceFileHandler.INSTANCE; |
| } |
| |
| @Override |
| public Configurator createConfigurator() |
| { |
| return new Configurator(JSConfiguration.class); |
| } |
| |
| @Override |
| public JSTarget createTarget(FlexJSProject project, ITargetSettings settings, |
| ITargetProgressMonitor monitor) |
| { |
| return new JSTarget(project, settings, monitor); |
| } |
| |
| @Override |
| public IASBlockWalker createWalker(FlexJSProject project, |
| List<ICompilerProblem> errors, IASEmitter emitter) |
| { |
| ASBlockWalker walker = new ASBlockWalker(errors, project, emitter); |
| |
| BeforeAfterStrategy strategy = new BeforeAfterStrategy( |
| new ASNodeSwitch(walker), new ASBeforeNodeStrategy(emitter), |
| new ASAfterNodeStrategy(emitter)); |
| |
| walker.setStrategy(strategy); |
| |
| return walker; |
| } |
| |
| @Override |
| public IMXMLBlockWalker createMXMLWalker(FlexJSProject project, |
| List<ICompilerProblem> errors, IMXMLEmitter mxmlEmitter, |
| IASEmitter asEmitter, IBlockWalker asBlockWalker) |
| { |
| return null; |
| } |
| |
| @Override |
| public JSFilterWriter createWriterBuffer(FlexJSProject project) |
| { |
| StringWriter out = new StringWriter(); |
| JSFilterWriter writer = new JSFilterWriter(out); |
| return writer; |
| } |
| |
| @Override |
| public IJSWriter createWriter(FlexJSProject project, |
| List<ICompilerProblem> problems, ICompilationUnit compilationUnit, |
| boolean enableDebug) |
| { |
| return new JSWriter(project, problems, compilationUnit, enableDebug); |
| } |
| |
| @Override |
| public IJSWriter createMXMLWriter(FlexJSProject project, |
| List<ICompilerProblem> problems, ICompilationUnit compilationUnit, |
| boolean enableDebug) |
| { |
| return null; |
| } |
| |
| @Override |
| public ISourceMapEmitter createSourceMapEmitter(IMappingEmitter emitter) |
| { |
| return new JSSourceMapEmitter(emitter); |
| } |
| |
| @Override |
| public IDocEmitter createDocEmitter(IASEmitter emitter) |
| { |
| return new JSDocEmitter((IJSEmitter) emitter); |
| } |
| |
| @Override |
| public IASEmitter createEmitter(FilterWriter out) |
| { |
| return new JSEmitter(out); |
| } |
| |
| @Override |
| public IMXMLEmitter createMXMLEmitter(FilterWriter out) |
| { |
| return null; |
| } |
| |
| @Override |
| public IPublisher createPublisher(FlexJSProject project, |
| List<ICompilerProblem> errors, Configuration config) |
| { |
| return new JSPublisher(project, config); |
| } |
| } |