| /* |
| * |
| * 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.royale.compiler.internal.tree.mxml; |
| |
| import org.apache.royale.compiler.common.ISourceLocation; |
| import org.apache.royale.compiler.constants.IASLanguageConstants; |
| import org.apache.royale.compiler.definitions.IDefinition; |
| import org.apache.royale.compiler.definitions.ITypeDefinition; |
| import org.apache.royale.compiler.internal.parsing.ISourceFragment; |
| import org.apache.royale.compiler.internal.projects.RoyaleProject; |
| import org.apache.royale.compiler.internal.tree.as.MemberAccessExpressionNode; |
| import org.apache.royale.compiler.internal.tree.as.NodeBase; |
| import org.apache.royale.compiler.mxml.IMXMLTagData; |
| import org.apache.royale.compiler.projects.ICompilerProject; |
| import org.apache.royale.compiler.tree.ASTNodeID; |
| import org.apache.royale.compiler.tree.as.IExpressionNode; |
| import org.apache.royale.compiler.tree.mxml.IMXMLClassNode; |
| |
| /** |
| * This AST node represents an MXML <Class> tag. |
| * <p> |
| * An {@code IMXMLClassNode} has exactly one child node: an |
| * {@code IExpressionNode} representing a {@code Class} value. It will be either |
| * an {@code ILiteralNode} or an {@code IMXMLDataBindingExpressionNode}. |
| */ |
| class MXMLClassNode extends MXMLExpressionNodeBase implements IMXMLClassNode |
| { |
| private static final Object DEFAULT = null; |
| |
| /** |
| * Constructor. |
| * |
| * @param parent The parent node of this node, or <code>null</code> if there |
| * is no parent. |
| */ |
| MXMLClassNode(NodeBase parent) |
| { |
| super(parent); |
| } |
| |
| @Override |
| public ASTNodeID getNodeID() |
| { |
| return ASTNodeID.MXMLClassID; |
| } |
| |
| @Override |
| public String getName() |
| { |
| return IASLanguageConstants.Class; |
| } |
| |
| @Override |
| public ITypeDefinition getValue(ICompilerProject project) |
| { |
| assert getExpressionNode() instanceof IExpressionNode : "getValue() shouldn't be getting called on a non-expression MXMLClassNode"; |
| |
| IExpressionNode expressionNode = (IExpressionNode)getExpressionNode(); |
| |
| if (expressionNode != null) |
| { |
| IDefinition d = expressionNode.resolve(project); |
| if (d instanceof ITypeDefinition) |
| return (ITypeDefinition)d; |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public ExpressionType getExpressionType() |
| { |
| return ExpressionType.CLASS; |
| } |
| |
| @Override |
| protected void initializationComplete(MXMLTreeBuilder builder, IMXMLTagData tag, |
| MXMLNodeInfo info) |
| { |
| NodeBase expressionNode = parseExpressionNodeFromFragments(builder, tag, info, DEFAULT); |
| setExpressionNode(expressionNode); |
| |
| // Class tags don't require importing the package |
| if (expressionNode instanceof MemberAccessExpressionNode) |
| ((MemberAccessExpressionNode)expressionNode).setStemAsPackage(true); |
| |
| // TODO: re-enable - turned off because of CMP-891, |
| // TODO: we don't get the right type back for references to Classes |
| // ITypeDefinition classType = builder.getBuiltinType(IASLanguageConstants.Class); |
| // checkExpressionType(builder, classType); |
| |
| super.initializationComplete(builder, tag, info); |
| } |
| |
| protected void initializeFromFragments(MXMLTreeBuilder builder, |
| ISourceLocation location, |
| ISourceFragment[] fragments) |
| { |
| setLocation(location); |
| |
| RoyaleProject project = builder.getProject(); |
| setClassReference(project, IASLanguageConstants.Class); |
| |
| ITypeDefinition type = builder.getBuiltinType(getName()); |
| |
| MXMLClassDefinitionNode classNode = |
| (MXMLClassDefinitionNode)getClassDefinitionNode(); |
| |
| NodeBase expressionNode = builder.parseExpressionNode( |
| type, fragments, location, FLAGS, DEFAULT, classNode, true); |
| setExpressionNode(expressionNode); |
| |
| // The class tag does not require importing the package |
| if (expressionNode instanceof MemberAccessExpressionNode) |
| ((MemberAccessExpressionNode)expressionNode).setStemAsPackage(true); |
| |
| // TODO: re-enable - turned off because of CMP-891, |
| // TODO: we don't get the right type back for references to Classes |
| // ITypeDefinition classType = builder.getBuiltinType(IASLanguageConstants.Class); |
| // checkExpressionType(builder, classType); |
| } |
| |
| @Override |
| public void initialize(MXMLTreeBuilder builder, ISourceLocation location, |
| String type, NodeBase expressionNode) |
| { |
| super.initialize(builder, location, type, expressionNode); |
| |
| // The class tag does not require importing the package |
| if (expressionNode instanceof MemberAccessExpressionNode) |
| ((MemberAccessExpressionNode)expressionNode).setStemAsPackage(true); |
| } |
| } |