/*
*
* 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.mxml;
import java.io.FilterWriter;
import java.util.List;
import org.apache.flex.compiler.codegen.as.IASEmitter;
import org.apache.flex.compiler.codegen.mxml.IMXMLEmitter;
import org.apache.flex.compiler.driver.IBackend;
import org.apache.flex.compiler.internal.codegen.mxml.MXMLBlockWalker;
import org.apache.flex.compiler.internal.codegen.mxml.MXMLEmitter;
import org.apache.flex.compiler.internal.driver.js.JSBackend;
import org.apache.flex.compiler.internal.projects.ISourceFileHandler;
import org.apache.flex.compiler.internal.visitor.as.ASNodeSwitch;
import org.apache.flex.compiler.internal.visitor.mxml.MXMLNodeSwitch;
import org.apache.flex.compiler.problems.ICompilerProblem;
import org.apache.flex.compiler.projects.IASProject;
import org.apache.flex.compiler.tree.mxml.IMXMLFileNode;
import org.apache.flex.compiler.visitor.IBlockVisitor;
import org.apache.flex.compiler.visitor.IBlockWalker;
import org.apache.flex.compiler.visitor.mxml.IMXMLBlockWalker;
/**
* A concrete implementation of the {@link IBackend} API where the
* {@link MXMLBlockWalker} is used to traverse the {@link IMXMLFileNode} AST.
*
* @author Erik de Bruin
*/
public class MXMLBackend extends JSBackend
{
@Override
public ISourceFileHandler getSourceFileHandlerInstance()
{
return MXMLSourceFileHandler.INSTANCE;
}
@Override
public IMXMLEmitter createMXMLEmitter(FilterWriter out)
{
return new MXMLEmitter(out);
}
@Override
public IMXMLBlockWalker createMXMLWalker(IASProject project,
List<ICompilerProblem> errors, IMXMLEmitter mxmlEmitter,
IASEmitter asEmitter, IBlockWalker asBlockWalker)
{
MXMLBlockWalker walker = new MXMLBlockWalker(errors, project,
mxmlEmitter, asEmitter, asBlockWalker);
ASNodeSwitch asStrategy = new ASNodeSwitch(
(IBlockVisitor) asBlockWalker);
walker.setASStrategy(asStrategy);
MXMLNodeSwitch strategy = new MXMLNodeSwitch(walker);
walker.setMXMLStrategy(strategy);
return walker;
}
}