if (fixnum == null) { return fixnum = RubyFixnum.newFixnum(runtime, value); } return fixnum;
if(pattern == null) { setPattern(RubyRegexp.newRegexp(runtime, value, options)); } return pattern;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/ast/FixnumNode.java File path: /jruby-1.4.0/src/org/jruby/ast/RegexpNode.java
Method name: RubyFixnum getFixnum(Ruby) Method name: IRubyObject interpret(Ruby, ThreadContext, IRubyObject, Block)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (fixnum == null) {
1
if(pattern == null) {
2
            return fixnum = RubyFixnum.newFixnum(runtime, value);
2
            setPattern(RubyRegexp.newRegexp(runtime, value, options));
3
        }
3
        }
4
        return fixnum;
4
        return pattern;
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)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (fixnum == null)
    1
    if (fixnum == null)
    1
    if (pattern == null)
    Differences
    Expression1Expression2Difference
    fixnumpatternVARIABLE_NAME_MISMATCH
    org.jruby.RubyFixnumorg.jruby.RubyRegexpSUBCLASS_TYPE_MISMATCH
    1
    if (pattern == null)
                                                                                                                          
    2
    setPattern(RubyRegexp.newRegexp(runtime, value, options));
    Preondition Violations
    Unmatched statement setPattern(RubyRegexp.newRegexp(runtime,value,options)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2
    setPattern(RubyRegexp.newRegexp(runtime, value, options));
    2
    return fixnum = RubyFixnum.newFixnum(runtime, value);
    2
    return fixnum = RubyFixnum.newFixnum(runtime, value);
    Preondition Violations
    Unmatched statement return fixnum=RubyFixnum.newFixnum(runtime,value); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched return fixnum=RubyFixnum.newFixnum(runtime,value);
                                                                                                              
    3
    return fixnum;
    3
    return fixnum;
    3
    return pattern;
    Differences
    Expression1Expression2Difference
    fixnumpatternVARIABLE_NAME_MISMATCH
    org.jruby.RubyFixnumorg.jruby.RubyRegexpSUBCLASS_TYPE_MISMATCH
    3
    return pattern;
    Precondition Violations (3)
    Row Violation
    1Unmatched statement setPattern(RubyRegexp.newRegexp(runtime,value,options)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Unmatched statement return fixnum=RubyFixnum.newFixnum(runtime,value); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched return fixnum=RubyFixnum.newFixnum(runtime,value);