if (isReference()) { return ((Restrict) getCheckedRef()).iterator(); } dieOnCircularReference(); return w.iterator();
if (isReference()) { return ((Resource) getCheckedRef()).isDirectory(); } checkEntry(); return super.isDirectory();
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/resources/Restrict.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/resources/ArchiveResource.java
Method name: Iterator iterator() Method name: boolean isDirectory()
Number of AST nodes: 4 Number of AST nodes: 4
1
if (isReference()) {
1
if (isReference()) {
2
            return ((Restrict) getCheckedRef()).iterator();
2
            return ((Resource) getCheckedRef()).isDirectory();
3
        }
3
        }
4
        dieOnCircularReference();
4
        checkEntry();
5
        return w.iterator();
5
        return super.isDirectory();
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 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)1.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (isReference())
    1
    if (isReference())
                                                                                                            
    2
    return ((Resource)getCheckedRef()).isDirectory();
    Preondition Violations
    Unmatched return ((Resource)getCheckedRef()).isDirectory();
    2
    return ((Resource)getCheckedRef()).isDirectory();
    2
    return ((Restrict)getCheckedRef()).iterator();
    2
    return ((Restrict)getCheckedRef()).iterator();
    Preondition Violations
    Unmatched return ((Restrict)getCheckedRef()).iterator();
                                                                                                      
    3
    dieOnCircularReference();
    3
    dieOnCircularReference();
    3
    checkEntry();
    Differences
    Expression1Expression2Difference
    dieOnCircularReferencecheckEntryMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression dieOnCircularReference() is a void method call, and thus it cannot be parameterized
    Expression checkEntry() is a void method call, and thus it cannot be parameterized
    3
    checkEntry();
                                                                
    4
    return super.isDirectory();
    Preondition Violations
    Unmatched return super.isDirectory();
    4
    return super.isDirectory();
    4
    return w.iterator();
    4
    return w.iterator();
    Preondition Violations
    Unmatched return w.iterator();
                                                  
    Precondition Violations (6)
    Row Violation
    1Unmatched return ((Resource)getCheckedRef()).isDirectory();
    2Unmatched return ((Restrict)getCheckedRef()).iterator();
    3Expression dieOnCircularReference() is a void method call, and thus it cannot be parameterized
    4Expression checkEntry() is a void method call, and thus it cannot be parameterized
    5Unmatched return super.isDirectory();
    6Unmatched return w.iterator();