switch (args.length) { case 0: return to_i(); case 1: return to_i(args[0]); default:Arity.raiseArgumentError(getRuntime(), args.length, 0, 1); return null; // not reached }
switch (args.length) { case 0: return to_s(); case 1: return to_s(args[0]); default: throw getRuntime().newArgumentError(args.length, 1); }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyString.java File path: /jruby-1.4.0/src/org/jruby/RubyFixnum.java
Method name: IRubyObject to_i(IRubyObject[]) Method name: RubyString to_s(IRubyObject[])
Number of AST nodes: 8 Number of AST nodes: 7
1
switch (args.length) {
1
switch (args.length) {
2
        case 0: return to_i();
2
        case 0: return to_s();
3
        case 1: return to_i(args[0]);
3
        case 1: return to_s(args[0]);
4
        default:Arity.raiseArgumentError(getRuntime(), args.length, 0, 1); return null; // not reached
4
        default: throw getRuntime().newArgumentError(args.length, 1);
5
        }
5
        }
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)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons32
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)1.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    switch (args.length)
    1
    switch (args.length)
    2
    case 0:
    2
    case 0:
    3
    return to_i();
    3
    return to_i();
    Preondition Violations
    Unmatched return to_i();
                                      
    4
    case 1:
    4
    case 1:
                                                    
    5
    return to_s(args[0]);
    Preondition Violations
    Unmatched return to_s(args[0]);
    5
    return to_s(args[0]);
    5
    return to_i(args[0]);
    5
    return to_i(args[0]);
    Preondition Violations
    Unmatched return to_i(args[0]);
                                                    
    6
    default:
    6
    default:
    7
    Arity.raiseArgumentError(getRuntime(), args.length, 0, 1);
                                                                                                                        
    8
    return null;
    8
    return null;
    3
    return to_s();
    Differences
    Expression1Expression2Difference
    nullto_s()TYPE_COMPATIBLE_REPLACEMENT
    3
    return to_s();
                                                                                                                
    7
    throw getRuntime().newArgumentError(args.length, 1);
    Preondition Violations
    Unmatched throw getRuntime().newArgumentError(args.length,1);
    7
    throw getRuntime().newArgumentError(args.length, 1);
    Precondition Violations (4)
    Row Violation
    1Unmatched return to_i();
    2Unmatched return to_s(args[0]);
    3Unmatched return to_i(args[0]);
    4Unmatched throw getRuntime().newArgumentError(args.length,1);