| /* |
| * |
| * 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.common; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.apache.royale.abc.semantics.Name; |
| import org.apache.royale.abc.semantics.Namespace; |
| import org.apache.royale.abc.semantics.Nsset; |
| import org.apache.royale.compiler.constants.IASLanguageConstants; |
| import org.apache.royale.compiler.definitions.INamespaceDefinition; |
| import org.apache.royale.compiler.internal.definitions.NamespaceDefinition; |
| import org.apache.royale.compiler.internal.workspaces.Workspace; |
| import org.apache.royale.compiler.projects.ICompilerProject; |
| import org.apache.royale.compiler.workspaces.IWorkspace; |
| |
| public final class Multiname |
| { |
| /** |
| * Constructs a {@link Multiname} by parsing the specified name string. |
| * |
| * @param project {@link ICompilerProject} whose {@link IWorkspace} is used |
| * to create package namespace definitions. |
| * @param name Either a simple definition name or a dotted qname. |
| * @return A new {@link Multiname} created from information in the specified |
| * name |
| */ |
| public static Multiname crackDottedQName(ICompilerProject project, String name) |
| { |
| return crackDottedQName(project, name, false); |
| } |
| |
| /** |
| * Constructs a {@link Multiname} by parsing the specified name string. |
| * |
| * @param project {@link ICompilerProject} whose {@link IWorkspace} is used |
| * to create package namespace definitions. |
| * @param name Either a simple definition name or a dotted qname. |
| * @param includeInternal true if package internal namespaces should be in |
| * the namespace set in the multiname. |
| * @return A new {@link Multiname} created from information in the specified |
| * name |
| */ |
| public static Multiname crackDottedQName(ICompilerProject project, String name, boolean includeInternal) |
| { |
| Workspace workspace = (Workspace)project.getWorkspace(); |
| final Set<INamespaceDefinition> namespaceSet = new HashSet<INamespaceDefinition>(includeInternal ? 2 : 1); |
| if (name != null) |
| { |
| int lastIndexOfDot = name != null ? name.lastIndexOf('.') : -1; |
| if (lastIndexOfDot != -1) |
| { |
| final String definitionName = name.substring(lastIndexOfDot + 1); |
| final String packageName = name.substring(0, lastIndexOfDot); |
| INamespaceDefinition publicPackageNS = |
| workspace.getPackageNamespaceDefinitionCache().get(packageName, false); |
| namespaceSet.add(publicPackageNS); |
| if (includeInternal) |
| { |
| INamespaceDefinition internalPackageNS = |
| workspace.getPackageNamespaceDefinitionCache().get(packageName, true); |
| namespaceSet.add(internalPackageNS); |
| } |
| return new Multiname(namespaceSet, definitionName); |
| } |
| else |
| { |
| // not in a package, could be Vector. |
| if (name.equals(IASLanguageConstants.Vector)) |
| { |
| INamespaceDefinition vectorPackageNS = |
| workspace.getPackageNamespaceDefinitionCache().get(IASLanguageConstants.Vector_impl_package, false); |
| namespaceSet.add(vectorPackageNS); |
| return new Multiname(namespaceSet, name); |
| } |
| } |
| } |
| |
| final INamespaceDefinition publicPackageNS = NamespaceDefinition.getPublicNamespaceDefinition(); |
| namespaceSet.add(publicPackageNS); |
| if (includeInternal) |
| { |
| INamespaceDefinition internalPackageNS = |
| workspace.getPackageNamespaceDefinitionCache().get("", true); |
| namespaceSet.add(internalPackageNS); |
| } |
| return new Multiname(namespaceSet, name); |
| } |
| |
| /** |
| * Returns the package name part of a dotted fully qualified AS3 name. One |
| * thing this method is used for is to compute package names of mxml |
| * classes. |
| * |
| * @param name A dotted fully qualified AS3 name |
| * @return The package name in the specified name. |
| */ |
| public static String getPackageNameForQName(String name) |
| { |
| if (name == null) |
| return ""; |
| int lastIndexOfDot = name.lastIndexOf('.'); |
| if (lastIndexOfDot != -1) |
| return name.substring(0, lastIndexOfDot); |
| return ""; |
| } |
| |
| /** |
| * Returns the base name part of a dotted fully qualified AS3 name. |
| * |
| * @param name A dotted fully qualified AS3 name |
| * @return The base name in the specified name. |
| */ |
| public static String getBaseNameForQName(String name) |
| { |
| int lastIndexOfDot = name.lastIndexOf('.'); |
| if (lastIndexOfDot != -1) |
| return name.substring(lastIndexOfDot + 1); |
| return name; |
| } |
| |
| public static Multiname create(Set<INamespaceDefinition> nsset, String baseName) |
| { |
| return new Multiname(nsset, baseName); |
| } |
| |
| public Multiname(Set<INamespaceDefinition> namespaceSet, String baseName) |
| { |
| this.namespaceSet = namespaceSet; |
| this.baseName = baseName; |
| } |
| |
| private final Set<INamespaceDefinition> namespaceSet; |
| private final String baseName; |
| |
| /** |
| * Gets the namespace set for this {@link Multiname}. |
| * @return The namespace set for this {@link Multiname}. |
| */ |
| public Set<INamespaceDefinition> getNamespaceSet() |
| { |
| return namespaceSet; |
| } |
| |
| /** |
| * Gets the base name for this {@link Multiname}. |
| * @return The base name set for this {@link Multiname}. |
| */ |
| public String getBaseName() |
| { |
| return baseName; |
| } |
| |
| /** |
| * Gets the AET name for this {@link Multiname}. |
| * @return A {@link Name} object. |
| */ |
| public Name getMName() |
| { |
| Set<Namespace> namespaces = new HashSet<Namespace>(namespaceSet.size()); |
| for ( INamespaceDefinition ns: namespaceSet ) |
| namespaces.add( ((NamespaceDefinition)ns).getAETNamespace() ); |
| |
| return new Name(new Nsset(namespaces), getBaseName()); |
| } |
| |
| /** |
| * For debugging only. |
| * <p> |
| * {@inheritDoc} |
| */ |
| @Override |
| public String toString() |
| { |
| StringBuilder builder = new StringBuilder(); |
| builder.append('['); |
| for (INamespaceDefinition namespace : namespaceSet) |
| { |
| builder.append(namespace.toString()); |
| builder.append(", "); |
| } |
| builder.append("]::"); |
| builder.append(baseName); |
| return builder.toString(); |
| } |
| } |