| /* |
| * |
| * 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.units.requests; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| import org.apache.royale.compiler.common.IDefinitionPriority; |
| import org.apache.royale.compiler.definitions.IDefinition; |
| import org.apache.royale.compiler.definitions.IPackageDefinition; |
| import org.apache.royale.compiler.filespecs.IFileSpecification; |
| import org.apache.royale.compiler.internal.scopes.ASFileScope; |
| import org.apache.royale.compiler.internal.scopes.ASScope; |
| import org.apache.royale.compiler.internal.tree.as.ContainerNode; |
| import org.apache.royale.compiler.internal.units.ASCompilationUnit; |
| import org.apache.royale.compiler.problems.ICompilerProblem; |
| import org.apache.royale.compiler.problems.MultipleExternallyVisibleDefinitionsProblem; |
| import org.apache.royale.compiler.problems.NoMainDefinitionProblem; |
| import org.apache.royale.compiler.scopes.IDefinitionSet; |
| import org.apache.royale.compiler.tree.as.IScopedNode; |
| |
| import com.google.common.collect.Iterables; |
| |
| /** |
| * {@link FileScopeRequestResultBase} for {@link ASCompilationUnit}. |
| */ |
| public class ASFileScopeRequestResult extends FileScopeRequestResultBase |
| { |
| /** |
| * {@link ASCompilationUnit} only allow one public visible definition. |
| */ |
| public ASFileScopeRequestResult(Collection<IDefinition> definitionPromises, |
| IDefinitionPriority definitionPriority, |
| Collection<ICompilerProblem> problems, |
| ASFileScope fileScope, |
| IFileSpecification fileSpec) |
| { |
| super(problems, Collections.singleton(fileScope)); |
| fileName = fileScope.getContainingPath(); |
| addProblems(checkExternallyVisibleDefinitions(fileName, definitionPromises)); |
| } |
| |
| private final String fileName; |
| |
| @Override |
| public Collection<ICompilerProblem> checkExternallyVisibleDefinitions(String dottedQName) |
| { |
| return checkExternallyVisibleDefinitions(this.fileName, dottedQName); |
| } |
| |
| private Collection<ICompilerProblem> checkExternallyVisibleDefinitions(String fileName, String expectedQName) |
| { |
| boolean foundMainDefinition = false; |
| ArrayList<ICompilerProblem> problems = |
| new ArrayList<ICompilerProblem>(definitions.size()); |
| |
| for (final IDefinition def : definitions) |
| { |
| final String defQName = def.getQualifiedName(); |
| if ((!foundMainDefinition) && (expectedQName.equals(defQName))) |
| foundMainDefinition = true; |
| else |
| problems.add(new MultipleExternallyVisibleDefinitionsProblem(def, def.getQualifiedName())); |
| } |
| |
| if (!foundMainDefinition) |
| { |
| boolean ignoreMissingMainDefinition = false; |
| for (final ASFileScope scope : this.getFileScopes()) |
| { |
| for (IDefinitionSet defSet : scope.getAllLocalDefinitionSets()) |
| { |
| int n = defSet.getSize(); |
| for (int i = 0; i < n; i++) |
| { |
| IDefinition def = defSet.getDefinition(i); |
| if (def instanceof IPackageDefinition) |
| { |
| IPackageDefinition packageDef = (IPackageDefinition)def; |
| ASScope packageScope = (ASScope)packageDef.getContainedScope(); |
| IScopedNode scopeNode = packageScope.getScopeNode(); |
| if (scopeNode == null) |
| { |
| //FLEX-35226: it's possible for the scope node |
| //to be null in an empty MXML class -JT |
| continue; |
| } |
| ContainerNode packageNode = (ContainerNode)scopeNode; |
| if (packageNode.getRemovedConditionalCompileNode()) |
| ignoreMissingMainDefinition = true; |
| } |
| } |
| } |
| } |
| if (!ignoreMissingMainDefinition) |
| problems.add(new NoMainDefinitionProblem(fileName, expectedQName)); |
| } |
| |
| return problems; |
| } |
| |
| private Collection<ICompilerProblem> checkExternallyVisibleDefinitions(String fileName, Collection<IDefinition> definitionPromises) |
| { |
| if (definitionPromises.isEmpty()) |
| return Collections.emptyList(); |
| assert definitionPromises.size() == 1; |
| final IDefinition mainDefinitionPromise = Iterables.getOnlyElement(definitionPromises); |
| final String mainDefinitionPromiseQName = mainDefinitionPromise.getQualifiedName(); |
| return checkExternallyVisibleDefinitions(fileName, mainDefinitionPromiseQName); |
| } |
| |
| /** |
| * The only public definition in the file scope should match the given |
| * QName. |
| */ |
| @Override |
| public IDefinition getMainDefinition(String qname) |
| { |
| assert qname != null : "Excpect QName."; |
| if (definitions.isEmpty()) |
| return null; |
| |
| final IDefinition definition = definitions.iterator().next(); |
| if (qname.equals(definition.getQualifiedName())) |
| return definition; |
| else |
| return null; |
| } |
| |
| } |