RubyClass trueClass = runtime.defineClass("TrueClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR); runtime.setTrueClass(trueClass); trueClass.index = ClassIndex.TRUE; trueClass.defineAnnotatedMethods(True.class); trueClass.getMetaClass().undefineMethod("new"); return trueClass;
RubyClass falseClass = runtime.defineClass("FalseClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR); runtime.setFalseClass(falseClass); falseClass.index = ClassIndex.FALSE; falseClass.defineAnnotatedMethods(False.class); falseClass.getMetaClass().undefineMethod("new"); return falseClass;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyBoolean.java File path: /jruby-1.4.0/src/org/jruby/RubyBoolean.java
Method name: RubyClass createTrueClass(Ruby) Method name: RubyClass createFalseClass(Ruby)
Number of AST nodes: 6 Number of AST nodes: 6
1
RubyClass trueClass = runtime.defineClass("TrueClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
1
RubyClass falseClass = runtime.defineClass("FalseClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
2
        runtime.setTrueClass(trueClass);
2
        runtime.setFalseClass(falseClass);
3
        trueClass.index = ClassIndex.TRUE;
3
        falseClass.index = ClassIndex.FALSE;
4
        
4
        
5
        trueClass.defineAnnotatedMethods(True.class);
5
        falseClass.defineAnnotatedMethods(False.class);
6
        
6
        
7
        trueClass.getMetaClass().undefineMethod("new");
7
        falseClass.getMetaClass().undefineMethod("new");
8
        
8
        
9
        return trueClass;
9
        return falseClass;
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)0.0
Clones locationClones are declared in the same class
Number of node comparisons20
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    RubyClass trueClass = runtime.defineClass("TrueClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
    1
    RubyClass trueClass = runtime.defineClass("TrueClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
    1
    RubyClass falseClass = runtime.defineClass("FalseClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
    Differences
    Expression1Expression2Difference
    trueClassfalseClassVARIABLE_NAME_MISMATCH
    "TrueClass""FalseClass"LITERAL_VALUE_MISMATCH
    1
    RubyClass falseClass = runtime.defineClass("FalseClass", runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);
    2
    runtime.setTrueClass(trueClass);
    2
    runtime.setTrueClass(trueClass);
    2
    runtime.setFalseClass(falseClass);
    Differences
    Expression1Expression2Difference
    setTrueClasssetFalseClassMETHOD_INVOCATION_NAME_MISMATCH
    trueClassfalseClassVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression runtime.setTrueClass(trueClass) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression runtime.setFalseClass(falseClass) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression runtime.setTrueClass(trueClass) is a void method call, and thus it cannot be parameterized
    Expression runtime.setFalseClass(falseClass) is a void method call, and thus it cannot be parameterized
    2
    runtime.setFalseClass(falseClass);
    3
    trueClass.index = ClassIndex.TRUE;
    3
    trueClass.index = ClassIndex.TRUE;
    3
    falseClass.index = ClassIndex.FALSE;
    Differences
    Expression1Expression2Difference
    trueClassfalseClassVARIABLE_NAME_MISMATCH
    TRUEFALSEVARIABLE_NAME_MISMATCH
    3
    falseClass.index = ClassIndex.FALSE;
    4
    trueClass.defineAnnotatedMethods(True.class);
    4
    trueClass.defineAnnotatedMethods(True.class);
    4
    falseClass.defineAnnotatedMethods(False.class);
    Differences
    Expression1Expression2Difference
    trueClassfalseClassVARIABLE_NAME_MISMATCH
    4
    falseClass.defineAnnotatedMethods(False.class);
    5
    trueClass.getMetaClass().undefineMethod("new");
    5
    trueClass.getMetaClass().undefineMethod("new");
    5
    falseClass.getMetaClass().undefineMethod("new");
    Differences
    Expression1Expression2Difference
    trueClassfalseClassVARIABLE_NAME_MISMATCH
    5
    falseClass.getMetaClass().undefineMethod("new");
    6
    return trueClass;
    6
    return trueClass;
    6
    return falseClass;
    Differences
    Expression1Expression2Difference
    trueClassfalseClassVARIABLE_NAME_MISMATCH
    6
    return falseClass;
    Precondition Violations (4)
    Row Violation
    1Expression runtime.setTrueClass(trueClass) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression runtime.setFalseClass(falseClass) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression runtime.setTrueClass(trueClass) is a void method call, and thus it cannot be parameterized
    4Expression runtime.setFalseClass(falseClass) is a void method call, and thus it cannot be parameterized