resources.report.rules.pmd.CloneThrowsCloneNotSupportedException.html Maven / Gradle / Ivy

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CloneThrowsCloneNotSupportedException


CloneThrowsCloneNotSupportedException
The method clone() should throw a CloneNotSupportedException.
         
		
		
		    
    			This rule is defined by the following XPath expression:
    			
    			
                         
//MethodDeclaration
[
MethodDeclarator/@Image = 'clone'
and count(MethodDeclarator/FormalParameters/*) = 0
and count(NameList/Name[contains
(@Image,'CloneNotSupportedException')]) = 0
]
[
../../../../ClassOrInterfaceDeclaration[@Final = 'false']
]
                     
                 
  
		    
		    
	    
	    
        
        
        Example:
            
                    
             
 public class MyClass implements Cloneable{
     public Object clone() { // will cause an error
          MyClass clone = (MyClass)super.clone();
          return clone;
     }
 }