Since: PMD 1.0
Avoid using if statements without using curly braces.
This rule is defined by the following XPath expression:
//IfStatement[count(*) < 3][not(Statement/Block)]
Example:
public class Foo {
public void bar() {
int x = 0;
if (foo) x++;
}
}
Since: PMD 0.7
Avoid using 'while' statements without using curly braces.
This rule is defined by the following XPath expression:
//WhileStatement[not(Statement/Block)]
Example:
public void doSomething() {
while (true)
x++;
}
Since: PMD 0.2
Avoid using if..else statements without using curly braces.
This rule is defined by the following XPath expression:
//Statement
[parent::IfStatement[@Else='true']]
[not(child::Block)]
[not(child::IfStatement)]
Example:
public void doSomething() {
// this is OK
if (foo) x++;
// but this is not
if (foo)
x=x+1;
else
x=x-1;
}