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Specialized condition

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This commit is contained in:
Clément Fournier
2017-03-22 18:50:30 +01:00
parent 22139c14b4
commit ddf49c4f17
1 changed files with 7 additions and 7 deletions
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14
pmd-java/src/main/java/net/sourceforge/pmd/lang/java/rule/strings/InefficientEmptyStringCheckRule.java
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@ -28,7 +28,7 @@ import net.sourceforge.pmd.lang.java.symboltable.JavaNameOccurrence;
* @author acaplan
*/
public class InefficientEmptyStringCheckRule extends AbstractInefficientZeroCheck {
@Override
public boolean isTargetMethod(JavaNameOccurrence occ) {
if (occ.getNameForWhichThisIsAQualifier() != null
@ -40,28 +40,28 @@ public class InefficientEmptyStringCheckRule extends AbstractInefficientZeroChec
}
return false;
}
@Override
public boolean appliesToClassName(String name) {
return "String".equals(name);
}
@Override
public Object visit(ASTPrimaryExpression node, Object data) {
if (node.jjtGetNumChildren() > 3) {
// Check last suffix
if (!"isEmpty".equals(node.jjtGetChild(node.jjtGetNumChildren() - 2).getImage())) {
return data;
}
Node prevCall = node.jjtGetChild(node.jjtGetNumChildren() - 4);
String target = prevCall.jjtGetNumChildren() > 0 ? prevCall.jjtGetChild(0).getImage() : prevCall.getImage();
if (target != null && target.indexOf("trim") != -1) {
if (target != null && "trim".equals(target) || target.endsWith(".trim")) {
addViolation(data, node);
}
}
return data;
}
}