1 /***
2 * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
3 */
4 package net.sourceforge.pmd.rules;
5
6 import net.sourceforge.pmd.AbstractRule;
7 import net.sourceforge.pmd.RuleContext;
8 import net.sourceforge.pmd.ast.ASTClassOrInterfaceDeclaration;
9 import net.sourceforge.pmd.ast.ASTFieldDeclaration;
10
11 public class AvoidFieldNameMatchingTypeName extends AbstractRule {
12
13 public Object visit(ASTClassOrInterfaceDeclaration node, Object data) {
14 if (node.isInterface()) {
15 return data;
16 }
17 return super.visit(node, data);
18 }
19
20 public Object visit(ASTFieldDeclaration node, Object data) {
21 String varName = node.getVariableName();
22 if (varName!=null) {
23 varName = varName.toLowerCase();
24 ASTClassOrInterfaceDeclaration cl = (ASTClassOrInterfaceDeclaration) node.getFirstParentOfType(ASTClassOrInterfaceDeclaration.class);
25 if (cl!=null && cl.getImage() != null) {
26 if (varName.equals(cl.getImage().toLowerCase())) {
27 addViolation((RuleContext) data, node);
28 }
29 }
30 }
31 return data;
32 }
33 }