org.sonar.l10n.pmd.rules.pmd.MisplacedNullCheck.html Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of sonar-pmd-plugin Show documentation

PMD is a tool that looks for potential problems like possible bugs, dead code, suboptimal code, overcomplicated expressions or duplicate code.

There is a newer version: 2.4

Show newest version

The null check here is misplaced. if the variable is null you'll get a NullPointerException. 
      Either the check is useless (the variable will never be null) or it's incorrect.
      
Example : 
      if (object1!=null && object2.equals(object1)) { 
  ...
}