IRubyObject line = gets(context, args); if (line.isNil()) throw getRuntime().newEOFError(); return line;
IRubyObject c = getc(context, recv); if (c.isNil()) throw context.getRuntime().newEOFError(); return c;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyStringIO.java File path: /jruby-1.4.0/src/org/jruby/RubyArgsFile.java
Method name: IRubyObject readline(ThreadContext, IRubyObject[]) Method name: IRubyObject readchar(ThreadContext, IRubyObject)
Number of AST nodes: 4 Number of AST nodes: 4
1
IRubyObject line = gets(context, args);
1
IRubyObject c = getc(context, 
2
recv);
3
        
2
        if (line.isNil()) throw getRuntime().newEOFError();
4
        if (c.isNil()) throw context.getRuntime().newEOFError();
3
        
4
        return line;
5
        return c;
Summary
Number of common nesting structure subtrees1
Number of refactorable cases1
Number of non-refactorable cases0
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are in different classes
Number of node comparisons8
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                            
    1
    IRubyObject c = getc(context, recv);
    1
    IRubyObject line = gets(context, args);
                                                                                  
    2
    if (line.isNil())
    2
    if (line.isNil())
    2
    if (c.isNil())
    Differences
    Expression1Expression2Difference
    linecVARIABLE_NAME_MISMATCH
    2
    if (c.isNil())
    3
    throw getRuntime().newEOFError();
    3
    throw getRuntime().newEOFError();
    3
    throw context.getRuntime().newEOFError();
    Differences
    Expression1Expression2Difference
    contextMISSING_METHOD_INVOCATION_EXPRESSION
    3
    throw context.getRuntime().newEOFError();
    4
    return line;
    4
    return line;
    4
    return c;
    Differences
    Expression1Expression2Difference
    linecVARIABLE_NAME_MISMATCH
    4
    return c;
    Precondition Violations (0)
    Row Violation