Thread thread = nativeThread.get(); if (thread != null) return thread.getPriority(); return 0;
Thread thread = nativeThread.get(); if (thread != null) return thread.isAlive(); return false;
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/internal/runtime/NativeThread.java File path: /jruby-1.4.0/src/org/jruby/internal/runtime/NativeThread.java
Method name: int getPriority() Method name: boolean isAlive()
Number of AST nodes: 4 Number of AST nodes: 4
1
Thread thread = nativeThread.get();
1
Thread thread = nativeThread.get();
2
        if (thread != null) return thread.getPriority();
2
        if (thread != null) return thread.isAlive();
3
        return 0;
3
        return false;
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 declared in the same class
Number of node comparisons8
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Thread thread = nativeThread.get();
    1
    Thread thread = nativeThread.get();
    2
    if (thread != null)
    2
    if (thread != null)
                                                          
    3
    return thread.isAlive();
    Preondition Violations
    Unmatched statement return thread.isAlive(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return thread.isAlive();
    3
    return thread.isAlive();
    3
    return thread.getPriority();
    3
    return thread.getPriority();
    Preondition Violations
    Unmatched statement return thread.getPriority(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched return thread.getPriority();
                                                                  
                                    
    4
    return false;
    Preondition Violations
    Unmatched return false;
    4
    return false;
    4
    return 0;
    4
    return 0;
    Preondition Violations
    Unmatched return 0;
                            
    Precondition Violations (6)
    Row Violation
    1Unmatched statement return thread.isAlive(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched return thread.isAlive();
    3Unmatched statement return thread.getPriority(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched return thread.getPriority();
    5Unmatched return false;
    6Unmatched return 0;