net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/core/dom/NodeSearcher.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2006 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpdt.core.dom;
  12
  13 import net.sourceforge.phpdt.internal.compiler.ASTVisitor;
  14 import net.sourceforge.phpdt.internal.compiler.ast.ConstructorDeclaration;
  15 import net.sourceforge.phpdt.internal.compiler.ast.FieldDeclaration;
  16 import net.sourceforge.phpdt.internal.compiler.ast.Initializer;
  17 import net.sourceforge.phpdt.internal.compiler.ast.MethodDeclaration;
  18 import net.sourceforge.phpdt.internal.compiler.ast.TypeDeclaration;
  19 import net.sourceforge.phpdt.internal.compiler.lookup.ClassScope;
  20 import net.sourceforge.phpdt.internal.compiler.lookup.CompilationUnitScope;
  21 import net.sourceforge.phpdt.internal.compiler.lookup.MethodScope;
  22
  23 class NodeSearcher extends ASTVisitor {
  24         public net.sourceforge.phpdt.internal.compiler.ast.ASTNode found;
  25         public TypeDeclaration enclosingType;
  26         public int position;
  27
  28         NodeSearcher(int position) {
  29                 this.position = position;
  30         }
  31
  32         public boolean visit(
  33                 ConstructorDeclaration constructorDeclaration,
  34                 ClassScope scope) {
  35
  36                 if (constructorDeclaration.declarationSourceStart <= position
  37                         && position <= constructorDeclaration.declarationSourceEnd) {
  38                                 found = constructorDeclaration;
  39                                 return false;
  40                 }
  41                 return true;
  42         }
  43
  44         public boolean visit(
  45                 FieldDeclaration fieldDeclaration,
  46                 MethodScope scope) {
  47                         if (fieldDeclaration.declarationSourceStart <= position
  48                                 && position <= fieldDeclaration.declarationSourceEnd) {
  49                                         found = fieldDeclaration;
  50                                         return false;
  51                         }
  52                         return true;
  53         }
  54
  55         public boolean visit(Initializer initializer, MethodScope scope) {
  56                 if (initializer.declarationSourceStart <= position
  57                         && position <= initializer.declarationSourceEnd) {
  58                                 found = initializer;
  59                                 return false;
  60                 }
  61                 return true;
  62         }
  63
  64         public boolean visit(
  65                 TypeDeclaration memberTypeDeclaration,
  66                 ClassScope scope) {
  67                         if (memberTypeDeclaration.declarationSourceStart <= position
  68                                 && position <= memberTypeDeclaration.declarationSourceEnd) {
  69                                         enclosingType = memberTypeDeclaration;
  70                                         return true;
  71
  72                         }
  73                         return false;
  74         }
  75
  76         public boolean visit(
  77                 MethodDeclaration methodDeclaration,
  78                 ClassScope scope) {
  79
  80                 if (methodDeclaration.declarationSourceStart <= position
  81                         && position <= methodDeclaration.declarationSourceEnd) {
  82                                 found = methodDeclaration;
  83                                 return false;
  84                 }
  85                 return true;
  86         }
  87
  88         public boolean visit(
  89                 TypeDeclaration typeDeclaration,
  90                 CompilationUnitScope scope) {
  91                         if (typeDeclaration.declarationSourceStart <= position
  92                                 && position <= typeDeclaration.declarationSourceEnd) {
  93                                         enclosingType = typeDeclaration;
  94                                         return true;
  95                         }
  96                         return false;
  97         }
  98
  99 }