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Sanity4J was created to simplify running multiple static code analysis tools on the Java projects. It provides a single entry point to run all the selected tools and produce a consolidated report, which presents all findings in an easily accessible manner.

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BooleanInversion


BooleanInversion
Use bitwise inversion to invert boolean values - it's the fastest way to do this.
See http://www.javaspecialists.co.za/archive/newsletter.do?issue=042&locale=en_US for specific details
      
		
		
		    
    			This rule is defined by the following XPath expression:
    			
    			
        
//AssignmentOperator[@Image="="]/../Expression/UnaryExpressionNotPlusMinus[@Image="!"]

             
  
		    
		    
	    
	    
        
        
        Example:
            
                    
  
public class Foo {
 public void main(bar) {
  boolean b = true;
  b = !b; // slow
  b ^= true; // fast
 }
}