RubyModule objectSpaceModule = runtime.defineModule("ObjectSpace"); runtime.setObjectSpaceModule(objectSpaceModule); objectSpaceModule.defineAnnotatedMethods(RubyObjectSpace.class); return objectSpaceModule;
RubyModule result = runtime.defineModule("GC"); runtime.setGC(result); result.defineAnnotatedMethods(RubyGC.class); return result;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/RubyObjectSpace.java File path: /jruby-1.4.0/src/org/jruby/RubyGC.java
Method name: RubyModule createObjectSpaceModule(Ruby) Method name: RubyModule createGCModule(Ruby)
Number of AST nodes: 4 Number of AST nodes: 4
1
RubyModule objectSpaceModule = runtime.defineModule("ObjectSpace");
1
RubyModule result = runtime.defineModule("GC");
2
        runtime.setObjectSpaceModule(objectSpaceModule);
2
        runtime.setGC(result);
3
        
3
        
4
        objectSpaceModule.defineAnnotatedMethods(RubyObjectSpace.class);
4
        result.defineAnnotatedMethods(RubyGC.class);
5
        
5
        return objectSpaceModule;
6
        return result;
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 in different classes
Number of node comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    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
    RubyModule objectSpaceModule = runtime.defineModule("ObjectSpace");
    1
    RubyModule objectSpaceModule = runtime.defineModule("ObjectSpace");
    1
    RubyModule result = runtime.defineModule("GC");
    Differences
    Expression1Expression2Difference
    objectSpaceModuleresultVARIABLE_NAME_MISMATCH
    "ObjectSpace""GC"LITERAL_VALUE_MISMATCH
    1
    RubyModule result = runtime.defineModule("GC");
    2
    runtime.setObjectSpaceModule(objectSpaceModule);
    2
    runtime.setObjectSpaceModule(objectSpaceModule);
    2
    runtime.setGC(result);
    Differences
    Expression1Expression2Difference
    setObjectSpaceModulesetGCMETHOD_INVOCATION_NAME_MISMATCH
    objectSpaceModuleresultVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression runtime.setObjectSpaceModule(objectSpaceModule) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression runtime.setGC(result) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression runtime.setObjectSpaceModule(objectSpaceModule) is a void method call, and thus it cannot be parameterized
    Expression runtime.setGC(result) is a void method call, and thus it cannot be parameterized
    2
    runtime.setGC(result);
    3
    objectSpaceModule.defineAnnotatedMethods(RubyObjectSpace.class);
    3
    objectSpaceModule.defineAnnotatedMethods(RubyObjectSpace.class);
    3
    result.defineAnnotatedMethods(RubyGC.class);
    Differences
    Expression1Expression2Difference
    objectSpaceModuleresultVARIABLE_NAME_MISMATCH
    3
    result.defineAnnotatedMethods(RubyGC.class);
    4
    return objectSpaceModule;
    4
    return objectSpaceModule;
    4
    return result;
    Differences
    Expression1Expression2Difference
    objectSpaceModuleresultVARIABLE_NAME_MISMATCH
    4
    return result;
    Precondition Violations (4)
    Row Violation
    1Expression runtime.setObjectSpaceModule(objectSpaceModule) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression runtime.setGC(result) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression runtime.setObjectSpaceModule(objectSpaceModule) is a void method call, and thus it cannot be parameterized
    4Expression runtime.setGC(result) is a void method call, and thus it cannot be parameterized