| /******************************************************************************* |
| * Copyright (c) 2000, 2009 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.core.search.matching; |
| |
| import org.eclipse.jdt.core.compiler.CharOperation; |
| import org.eclipse.jdt.internal.compiler.ast.ASTNode; |
| import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration; |
| import org.eclipse.jdt.internal.compiler.lookup.*; |
| |
| public class TypeDeclarationLocator extends PatternLocator { |
| |
| protected TypeDeclarationPattern pattern; // can be a QualifiedTypeDeclarationPattern |
| |
| public TypeDeclarationLocator(TypeDeclarationPattern pattern) { |
| super(pattern); |
| |
| this.pattern = pattern; |
| } |
| //public int match(ASTNode node, MatchingNodeSet nodeSet) - SKIP IT |
| //public int match(ConstructorDeclaration node, MatchingNodeSet nodeSet) - SKIP IT |
| //public int match(Expression node, MatchingNodeSet nodeSet) - SKIP IT |
| //public int match(FieldDeclaration node, MatchingNodeSet nodeSet) - SKIP IT |
| //public int match(MethodDeclaration node, MatchingNodeSet nodeSet) - SKIP IT |
| //public int match(MessageSend node, MatchingNodeSet nodeSet) - SKIP IT |
| //public int match(Reference node, MatchingNodeSet nodeSet) - SKIP IT |
| public int match(TypeDeclaration node, MatchingNodeSet nodeSet) { |
| if (this.pattern.simpleName == null || matchesName(this.pattern.simpleName, node.name)) |
| return nodeSet.addMatch(node, this.pattern.mustResolve ? POSSIBLE_MATCH : ACCURATE_MATCH); |
| |
| return IMPOSSIBLE_MATCH; |
| } |
| //public int match(TypeReference node, MatchingNodeSet nodeSet) - SKIP IT |
| |
| public int resolveLevel(ASTNode node) { |
| if (!(node instanceof TypeDeclaration)) return IMPOSSIBLE_MATCH; |
| |
| return resolveLevel(((TypeDeclaration) node).binding); |
| } |
| public int resolveLevel(Binding binding) { |
| if (binding == null) return INACCURATE_MATCH; |
| if (!(binding instanceof TypeBinding)) return IMPOSSIBLE_MATCH; |
| |
| TypeBinding type = (TypeBinding) binding; |
| |
| switch (this.pattern.typeSuffix) { |
| case CLASS_SUFFIX: |
| if (!type.isClass()) return IMPOSSIBLE_MATCH; |
| break; |
| case CLASS_AND_INTERFACE_SUFFIX: |
| if (!(type.isClass() || (type.isInterface() && !type.isAnnotationType()))) return IMPOSSIBLE_MATCH; |
| break; |
| case CLASS_AND_ENUM_SUFFIX: |
| if (!(type.isClass() || type.isEnum())) return IMPOSSIBLE_MATCH; |
| break; |
| case INTERFACE_SUFFIX: |
| if (!type.isInterface() || type.isAnnotationType()) return IMPOSSIBLE_MATCH; |
| break; |
| case INTERFACE_AND_ANNOTATION_SUFFIX: |
| if (!(type.isInterface() || type.isAnnotationType())) return IMPOSSIBLE_MATCH; |
| break; |
| case ENUM_SUFFIX: |
| if (!type.isEnum()) return IMPOSSIBLE_MATCH; |
| break; |
| case ANNOTATION_TYPE_SUFFIX: |
| if (!type.isAnnotationType()) return IMPOSSIBLE_MATCH; |
| break; |
| case TYPE_SUFFIX : // nothing |
| } |
| |
| // fully qualified name |
| if (this.pattern instanceof QualifiedTypeDeclarationPattern) { |
| QualifiedTypeDeclarationPattern qualifiedPattern = (QualifiedTypeDeclarationPattern) this.pattern; |
| return resolveLevelForType(qualifiedPattern.simpleName, qualifiedPattern.qualification, type); |
| } else { |
| char[] enclosingTypeName = this.pattern.enclosingTypeNames == null ? null : CharOperation.concatWith(this.pattern.enclosingTypeNames, '.'); |
| return resolveLevelForType(this.pattern.simpleName, this.pattern.pkg, enclosingTypeName, type); |
| } |
| } |
| /** |
| * Returns whether the given type binding matches the given simple name pattern |
| * qualification pattern and enclosing type name pattern. |
| */ |
| protected int resolveLevelForType(char[] simpleNamePattern, char[] qualificationPattern, char[] enclosingNamePattern, TypeBinding type) { |
| if (enclosingNamePattern == null) |
| return resolveLevelForType(simpleNamePattern, qualificationPattern, type); |
| if (qualificationPattern == null) |
| return resolveLevelForType(simpleNamePattern, enclosingNamePattern, type); |
| |
| // case of an import reference while searching for ALL_OCCURENCES of a type (see bug 37166) |
| if (type instanceof ProblemReferenceBinding) return IMPOSSIBLE_MATCH; |
| |
| // pattern was created from a Java element: qualification is the package name. |
| char[] fullQualificationPattern = CharOperation.concat(qualificationPattern, enclosingNamePattern, '.'); |
| if (CharOperation.equals(this.pattern.pkg, CharOperation.concatWith(type.getPackage().compoundName, '.'))) |
| return resolveLevelForType(simpleNamePattern, fullQualificationPattern, type); |
| return IMPOSSIBLE_MATCH; |
| } |
| public String toString() { |
| return "Locator for " + this.pattern.toString(); //$NON-NLS-1$ |
| } |
| } |