| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed 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 com.google.currysrc.api.process.ast; |
| |
| import org.eclipse.jdt.core.dom.AbstractTypeDeclaration; |
| import org.eclipse.jdt.core.dom.BodyDeclaration; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jdt.core.dom.EnumConstantDeclaration; |
| import org.eclipse.jdt.core.dom.EnumDeclaration; |
| |
| import java.util.List; |
| |
| /** |
| * Locates the {@link org.eclipse.jdt.core.dom.BodyDeclaration} associated with an enum |
| * declaration. |
| */ |
| public final class EnumConstantLocator implements BodyDeclarationLocator { |
| |
| static final String LOCATOR_TYPE_NAME = "enumConstant"; |
| |
| private final TypeLocator typeLocator; |
| |
| private final String constantName; |
| |
| public EnumConstantLocator(String packageName, String typeName, String constantName) { |
| this(new TypeLocator(packageName, typeName), constantName); |
| } |
| |
| public EnumConstantLocator(TypeLocator typeLocator, String constantName) { |
| this.typeLocator = typeLocator; |
| this.constantName = constantName; |
| } |
| |
| @Override public TypeLocator getTypeLocator() { |
| return typeLocator; |
| } |
| |
| @Override |
| public boolean matches(BodyDeclaration node) { |
| if (!(node instanceof EnumConstantDeclaration)) { |
| return false; |
| } |
| |
| if (typeLocator.matches((BodyDeclaration) node.getParent())) { |
| EnumConstantDeclaration enumConstantDeclaration = (EnumConstantDeclaration) node; |
| if (enumConstantDeclaration.getName().getFullyQualifiedName().equals(constantName)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| public BodyDeclaration find(CompilationUnit cu) { |
| AbstractTypeDeclaration typeDeclaration = typeLocator.find(cu); |
| if (typeDeclaration == null || !(typeDeclaration instanceof EnumDeclaration)) { |
| return null; |
| } |
| for (EnumConstantDeclaration enumConstantDeclaration |
| : (List<EnumConstantDeclaration>) ((EnumDeclaration) typeDeclaration).enumConstants()) { |
| if (enumConstantDeclaration.getName().getFullyQualifiedName().equals(constantName)) { |
| return enumConstantDeclaration; |
| } |
| } |
| return null; |
| } |
| |
| @Override public String getStringFormType() { |
| return LOCATOR_TYPE_NAME; |
| } |
| |
| @Override public String getStringFormTarget() { |
| return typeLocator.getStringFormTarget() + "#" + constantName; |
| } |
| |
| @Override |
| public String toString() { |
| return "EnumConstantLocator{" + |
| "typeLocator=" + typeLocator + |
| ", constantName='" + constantName + '\'' + |
| '}'; |
| } |
| } |