if (self instanceof RubyFixnum) { return ((RubyFixnum) self).op_plus(context, arg); } return super.call(context, caller, self, arg);
if (self instanceof RubyFixnum) { return ((RubyFixnum) self).op_mul(context, fixnum); } return super.call(context, caller, self, fixnum);
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/runtime/callsite/PlusCallSite.java File path: /jruby-1.4.0/src/org/jruby/runtime/callsite/MulCallSite.java
Method name: IRubyObject call(ThreadContext, IRubyObject, IRubyObject, IRubyObject) Method name: IRubyObject call(ThreadContext, IRubyObject, IRubyObject, long)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (self instanceof RubyFixnum) {
1
if (self instanceof RubyFixnum) {
2
            return ((RubyFixnum) self).op_plus(context, arg);
2
            return ((RubyFixnum) self).op_mul(context, fixnum);
3
        }
3
        }
4
        return super.call(context, caller, self, arg);
4
        return super.call(context, caller, self, fixnum);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (self instanceof RubyFixnum)
    1
    if (self instanceof RubyFixnum)
                                                                                                            
    2
    return ((RubyFixnum)self).op_mul(context, fixnum);
    Preondition Violations
    Unmatched statement return ((RubyFixnum)self).op_mul(context,fixnum); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return ((RubyFixnum)self).op_mul(context,fixnum);
    2
    return ((RubyFixnum)self).op_mul(context, fixnum);
    2
    return ((RubyFixnum)self).op_plus(context, arg);
    2
    return ((RubyFixnum)self).op_plus(context, arg);
    Preondition Violations
    Unmatched statement return ((RubyFixnum)self).op_plus(context,arg); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return ((RubyFixnum)self).op_plus(context,arg);
                                                                                                        
    3
    return super.call(context, caller, self, arg);
    3
    return super.call(context, caller, self, arg);
    3
    return super.call(context, caller, self, fixnum);
    Differences
    Expression1Expression2Difference
    argfixnumVARIABLE_NAME_MISMATCH
    org.jruby.runtime.builtin.IRubyObjectlongVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jruby.runtime.builtin.IRubyObject of variable arg does not match with type long of variable fixnum
    3
    return super.call(context, caller, self, fixnum);
    Precondition Violations (5)
    Row Violation
    1Unmatched statement return ((RubyFixnum)self).op_mul(context,fixnum); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched return ((RubyFixnum)self).op_mul(context,fixnum);
    3Unmatched statement return ((RubyFixnum)self).op_plus(context,arg); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched return ((RubyFixnum)self).op_plus(context,arg);
    5Type org.jruby.runtime.builtin.IRubyObject of variable arg does not match with type long of variable fixnum