| /* |
| * |
| * 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.as; |
| |
| import java.util.Collection; |
| import java.util.EnumSet; |
| |
| import org.apache.royale.compiler.internal.definitions.NamespaceDefinition; |
| import org.apache.royale.compiler.internal.scopes.ASScope; |
| import org.apache.royale.compiler.internal.semantics.PostProcessStep; |
| import org.apache.royale.compiler.problems.ICompilerProblem; |
| import org.apache.royale.compiler.tree.ASTNodeID; |
| import org.apache.royale.compiler.tree.as.IASNode; |
| import org.apache.royale.compiler.tree.as.IIdentifierNode; |
| import org.apache.royale.compiler.tree.as.INamespaceDecorationNode; |
| import org.apache.royale.compiler.tree.as.IUseNamespaceNode; |
| |
| public class UseNamespaceNode extends FixedChildrenNode implements IUseNamespaceNode |
| { |
| /** |
| * Constructor. |
| * |
| * @param namespace The expression node representing the namespace being used. |
| */ |
| public UseNamespaceNode(ExpressionNodeBase namespace) |
| { |
| setTargetNamespace(namespace); |
| } |
| |
| /** |
| * Package to import |
| */ |
| protected INamespaceDecorationNode namespaceNode; |
| |
| // |
| // NodeBase overrides |
| // |
| |
| @Override |
| public ASTNodeID getNodeID() |
| { |
| return ASTNodeID.UseID; |
| } |
| |
| @Override |
| public int getChildCount() |
| { |
| return namespaceNode != null ? 1 : 0; |
| } |
| |
| @Override |
| public IASNode getChild(int i) |
| { |
| if (i == 0) |
| return namespaceNode; |
| |
| return null; |
| } |
| |
| @Override |
| protected void setChildren(boolean fillInOffsets) |
| { |
| if (namespaceNode != null) |
| { |
| ((NodeBase)namespaceNode).normalize(fillInOffsets); |
| ((NodeBase)namespaceNode).setParent(this); |
| } |
| } |
| |
| @Override |
| protected void analyze(EnumSet<PostProcessStep> set, ASScope scope, Collection<ICompilerProblem> problems) |
| { |
| if (set.contains(PostProcessStep.POPULATE_SCOPE)) |
| NamespaceDefinition.addUseNamespaceDirectiveToScope(scope, getTargetNamespaceNode()); |
| } |
| |
| // |
| // IUseNamespaceNode implementations |
| // |
| |
| @Override |
| public INamespaceDecorationNode getTargetNamespaceNode() |
| { |
| return namespaceNode; |
| } |
| |
| @Override |
| public String getTargetNamespace() |
| { |
| return namespaceNode != null ? namespaceNode.getName() : ""; |
| } |
| |
| // |
| // Other methods |
| // |
| |
| public void setTargetNamespace(ExpressionNodeBase namespace) |
| { |
| if (namespace != null) |
| { |
| if (namespace instanceof FullNameNode) |
| { |
| namespaceNode = new QualifiedNamespaceExpressionNode((FullNameNode)namespace); |
| } |
| else |
| { |
| namespaceNode = new NamespaceIdentifierNode(((IIdentifierNode)namespace).getName()); |
| ((NodeBase)namespaceNode).setSourcePath(namespace.getSourcePath()); |
| ((NodeBase)namespaceNode).span(namespace.getAbsoluteStart(), namespace.getAbsoluteEnd(), namespace.getLine(), namespace.getColumn()); |
| } |
| } |
| } |
| } |