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1
11 package org.eclipse.jdt.internal.corext.refactoring.code;
12 import java.util.ArrayList  ;
13 import java.util.List ;
14
15 import org.eclipse.jdt.core.dom.ASTNode;
16 import org.eclipse.jdt.core.dom.SimpleName;
17 import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
18 import org.eclipse.jdt.core.dom.TypeDeclarationStatement;
19 import org.eclipse.jdt.core.dom.VariableDeclarationFragment;
20 import org.eclipse.jdt.core.dom.VariableDeclarationStatement;
21
22 import org.eclipse.jdt.internal.corext.dom.GenericVisitor;
23 import org.eclipse.jdt.internal.corext.dom.Selection;
24
25 class NameCollector extends GenericVisitor {
26 private List names= new ArrayList ();
27 private Selection fSelection;
28 public NameCollector(ASTNode node) {
29 fSelection= Selection.createFromStartLength(node.getStartPosition(), node.getLength());
30 }
31 protected boolean visitNode(ASTNode node) {
32 if (node.getStartPosition() > fSelection.getInclusiveEnd())
33 return true;
34 if (fSelection.coveredBy(node))
35 return true;
36 return false;
37 }
38 public boolean visit(SimpleName node) {
39 names.add(node.getIdentifier());
40 return super.visit(node);
41 }
42 public boolean visit(VariableDeclarationStatement node) {
43 return true;
44 }
45 public boolean visit(VariableDeclarationFragment node) {
46 boolean result= super.visit(node);
47 if (!result)
48 names.add(node.getName().getIdentifier());
49 return result;
50 }
51 public boolean visit(SingleVariableDeclaration node) {
52 boolean result= super.visit(node);
53 if (!result)
54 names.add(node.getName().getIdentifier());
55 return result;
56 }
57 public boolean visit(TypeDeclarationStatement node) {
58 names.add(node.getDeclaration().getName().getIdentifier());
59 return false;
60 }
61
62 List getNames() {
63 return names;
64 }
65 }
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