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1
4 package net.sourceforge.pmd.rules;
5
6 import net.sourceforge.pmd.AbstractRule;
7 import net.sourceforge.pmd.ast.ASTClassOrInterfaceDeclaration;
8 import net.sourceforge.pmd.ast.ASTFieldDeclaration;
9 import net.sourceforge.pmd.ast.ASTMethodDeclaration;
10
11 import java.util.Iterator  ;
12 import java.util.List ;
13
14 public class AvoidFieldNameMatchingMethodName extends AbstractRule {
15
16 public Object visit(ASTClassOrInterfaceDeclaration node, Object data) {
17 if (node.isInterface()) {
18 return data;
19 }
20 return super.visit(node, data);
21 }
22
23 public Object visit(ASTFieldDeclaration node, Object data) {
24 String varName = node.getVariableName();
25 String fieldDeclaringType = getDeclaringType(node);
26 if (varName != null) {
27 varName = varName.toLowerCase();
28 ASTClassOrInterfaceDeclaration cl = (ASTClassOrInterfaceDeclaration) node.getFirstParentOfType(ASTClassOrInterfaceDeclaration.class);
29 if (cl != null) {
30 List methods = cl.findChildrenOfType(ASTMethodDeclaration.class);
31 for (Iterator it = methods.iterator(); it.hasNext();) {
32 ASTMethodDeclaration m = (ASTMethodDeclaration) it.next();
33 if (fieldDeclaringType.equals(getDeclaringType(m))) {
35 String n = m.getMethodName();
36 if (varName.equals(n.toLowerCase())) {
37 addViolation(data, node);
38 }
39 }
40 }
41 }
42 }
43 return data;
44 }
45 }
46 |
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