owner = null; notify(); return context.getRuntime().getTrue();
entries = null; notifyAll(); return context.getRuntime().getNil();
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/libraries/ThreadLibrary.java File path: /jruby-1.4.0/src/org/jruby/libraries/ThreadLibrary.java
Method name: RubyBoolean unlock(ThreadContext) Method name: IRubyObject shutdown(ThreadContext)
Number of AST nodes: 3 Number of AST nodes: 3
1
owner = null;
1
entries = null;
2
                notify();
2
            notifyAll();
3
                return context.getRuntime().getTrue();
3
            return context.getRuntime().getNil();
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 the same java file
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                    
    1
    entries = null;
    2
    owner = null;
                                
    3
    notify();
    3
    notify();
    2
    notifyAll();
    Differences
    Expression1Expression2Difference
    notifynotifyAllMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression notify() is a void method call, and thus it cannot be parameterized
    Expression notifyAll() is a void method call, and thus it cannot be parameterized
    2
    notifyAll();
                                                                                    
    3
    return context.getRuntime().getNil();
    Preondition Violations
    Unmatched return context.getRuntime().getNil();
    3
    return context.getRuntime().getNil();
    4
    return context.getRuntime().getTrue();
    4
    return context.getRuntime().getTrue();
    Preondition Violations
    Unmatched return context.getRuntime().getTrue();
                                                                                      
    Precondition Violations (4)
    Row Violation
    1Expression notify() is a void method call, and thus it cannot be parameterized
    2Expression notifyAll() is a void method call, and thus it cannot be parameterized
    3Unmatched return context.getRuntime().getNil();
    4Unmatched return context.getRuntime().getTrue();