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Java > Open Source Codes > net > sourceforge > pmd > rules > AssignmentInOperand


1 package net.sourceforge.pmd.rules;
2
3 import net.sourceforge.pmd.AbstractRule;
4 import net.sourceforge.pmd.ast.ASTAssignmentOperator;
5 import net.sourceforge.pmd.ast.ASTExpression;
6 import net.sourceforge.pmd.ast.ASTIfStatement;
7 import net.sourceforge.pmd.ast.ASTWhileStatement;
8 import net.sourceforge.pmd.ast.Node;
9
10 public class AssignmentInOperand extends AbstractRule {
11
12     public Object JavaDoc visit(ASTExpression node, Object JavaDoc data) {
13         Node parent = node.jjtGetParent();
14         if ((parent instanceof ASTWhileStatement || parent instanceof ASTIfStatement) &&
15                 node.containsChildOfType(ASTAssignmentOperator.class))
16         {
17             addViolation(data, node);
18             return data;
19         }
20         return super.visit(node, data);
21     }
22
23 }
24
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