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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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ProperCloneImplementation

ProperCloneImplementation

Object clone() should be implemented with super.clone().


                 
//MethodDeclarator
[@Image = 'clone']
[count(FormalParameters/*) = 0]
[count(../Block//*[
    (self::AllocationExpression) and
    (./ClassOrInterfaceType/@Image = ancestor::
ClassOrInterfaceDeclaration[1]/@Image)
  ])> 0
]
                

Example(s):


 
class Foo{
    public Object clone(){
        return new Foo(); // This is bad
    }
}