| /* |
| * 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.codehaus.groovy.syntax; |
| |
| import org.codehaus.groovy.ast.AnnotationNode; |
| import org.codehaus.groovy.ast.ClassNode; |
| import org.codehaus.groovy.ast.ModuleNode; |
| import org.codehaus.groovy.ast.PackageNode; |
| import org.codehaus.groovy.control.SourceUnit; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * A common base class of AST helper methods which can be shared across the classic and new parsers |
| */ |
| public class ASTHelper { |
| |
| /** The SourceUnit controlling us */ |
| private SourceUnit controller; |
| |
| /** Our ClassLoader, which provides information on external types */ |
| private ClassLoader classLoader; |
| |
| protected ModuleNode output; |
| |
| /** The package name in which the module sits */ |
| private String packageName; |
| |
| // TODO should this really be static??? |
| protected static final Map resolutions = new HashMap(); // cleared on build(), to be safe |
| |
| public ASTHelper(SourceUnit controller, ClassLoader classLoader) { |
| this(); |
| this.controller = controller; |
| this.classLoader = classLoader; |
| } |
| |
| public ASTHelper() { |
| } |
| |
| public String getPackageName() { |
| return packageName; |
| } |
| |
| public void setPackageName(String packageName) { |
| setPackage(packageName, new ArrayList<AnnotationNode>()); |
| } |
| |
| public PackageNode setPackage(String packageName, List<AnnotationNode> annotations) { |
| this.packageName = packageName; |
| if (packageName != null && packageName.length() > 0) { |
| packageName += '.'; |
| } |
| PackageNode packageNode = new PackageNode(packageName); |
| packageNode.addAnnotations(annotations); |
| output.setPackage(packageNode); |
| return packageNode; |
| } |
| |
| /** |
| * Returns our class loader (as supplied on construction). |
| */ |
| public ClassLoader getClassLoader() { |
| return classLoader; |
| } |
| |
| public void setClassLoader(ClassLoader classLoader) { |
| this.classLoader = classLoader; |
| } |
| |
| public SourceUnit getController() { |
| return controller; |
| } |
| |
| public void setController(SourceUnit controller) { |
| this.controller = controller; |
| } |
| |
| /** |
| * @return Two names joined by a dot. If the base name is |
| * empty, returns the name unchanged. |
| * @param base typically a package |
| * @param name typically a simple unqualified class name |
| */ |
| public static String dot(String base, String name) { |
| if (base != null && base.length() > 0) { |
| return base + "." + name; |
| } |
| return name; |
| } |
| |
| protected void makeModule() { |
| this.output = new ModuleNode(controller); |
| resolutions.clear(); |
| } |
| |
| /** |
| * A synonym for <code>dot( base, "" )</code>. |
| */ |
| protected String dot(String base) { |
| return dot(base, ""); |
| } |
| |
| protected void addImport(ClassNode type, String name, String aliasName) { |
| addImport(type, name, aliasName, new ArrayList<AnnotationNode>()); |
| } |
| |
| protected void addImport(ClassNode type, String name, String aliasName, List<AnnotationNode> annotations) { |
| if (aliasName == null) aliasName=name; |
| output.addImport(aliasName, type, annotations); |
| } |
| |
| protected void addStaticImport(ClassNode type, String name, String alias) { |
| addStaticImport(type, name, alias, new ArrayList<AnnotationNode>()); |
| } |
| |
| protected void addStaticImport(ClassNode type, String name, String alias, List<AnnotationNode> annotations) { |
| if (alias == null) alias = name; |
| output.addStaticImport(type, name, alias, annotations); |
| } |
| |
| protected void addStaticStarImport(ClassNode type, String importClass) { |
| addStaticStarImport(type, importClass, new ArrayList<AnnotationNode>()); |
| } |
| |
| protected void addStaticStarImport(ClassNode type, String importClass, List<AnnotationNode> annotations) { |
| output.addStaticStarImport(importClass, type, annotations); |
| } |
| |
| protected void addStarImport(String importPackage) { |
| addStarImport(importPackage, new ArrayList<AnnotationNode>()); |
| } |
| |
| protected void addStarImport(String importPackage, List<AnnotationNode> annotations) { |
| output.addStarImport( dot(importPackage), annotations ); |
| } |
| } |