Transaction t = new Transaction(); transactions.addElement(t); return t;
FilterSet filterSet = new FilterSet(); filterSets.addElement(filterSet); return filterSet;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/SQLExec.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Copy.java
Method name: Transaction createTransaction() Method name: FilterSet createFilterSet()
Number of AST nodes: 3 Number of AST nodes: 3
1
Transaction t = new Transaction();
1
FilterSet filterSet = new FilterSet();
2
        transactions.addElement(t);
2
        filterSets.addElement(filterSet);
3
        return t;
3
        return filterSet;
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 having the same super class
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
    FilterSet filterSet = new FilterSet();
    1
    Transaction t = new Transaction();
                                                                          
    2
    transactions.addElement(t);
    2
    transactions.addElement(t);
    2
    filterSets.addElement(filterSet);
    Differences
    Expression1Expression2Difference
    tfilterSetVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.taskdefs.SQLExec.Transactionorg.apache.tools.ant.types.FilterSetVARIABLE_TYPE_MISMATCH
    transactionsfilterSetsVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.taskdefs.SQLExec.Transaction of variable t does not match with type org.apache.tools.ant.types.FilterSet of variable filterSet
    • Make classes org.apache.tools.ant.taskdefs.SQLExec.Transaction and org.apache.tools.ant.types.FilterSet extend a common superclass
    2
    filterSets.addElement(filterSet);
                                            
    3
    return filterSet;
    Preondition Violations
    Unmatched return filterSet;
    3
    return filterSet;
    3
    return t;
    3
    return t;
    Preondition Violations
    Unmatched return t;
                            
    Precondition Violations (3)
    Row Violation
    1Type org.apache.tools.ant.taskdefs.SQLExec.Transaction of variable t does not match with type org.apache.tools.ant.types.FilterSet of variable filterSet
    2Unmatched return filterSet;
    3Unmatched return t;