Transaction t = new Transaction(); transactions.addElement(t); return t;
DnameParam param = new DnameParam(); params.addElement(param); return param;
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/GenerateKey.java
Method name: Transaction createTransaction() Method name: Object createParam()
Number of AST nodes: 3 Number of AST nodes: 3
1
Transaction t = new Transaction();
1
DnameParam param = new DnameParam();
2
        transactions.addElement(t);
2
            params.addElement(param);
3
        return t;
3
            return param;
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 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
    DnameParam param = new DnameParam();
    1
    Transaction t = new Transaction();
                                                                          
    2
    transactions.addElement(t);
    2
    transactions.addElement(t);
    2
    params.addElement(param);
    Differences
    Expression1Expression2Difference
    tparamVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.taskdefs.SQLExec.Transactionorg.apache.tools.ant.taskdefs.GenerateKey.DnameParamVARIABLE_TYPE_MISMATCH
    transactionsparamsVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.taskdefs.SQLExec.Transaction of variable t does not match with type org.apache.tools.ant.taskdefs.GenerateKey.DnameParam of variable param
    • Make classes org.apache.tools.ant.taskdefs.SQLExec.Transaction and org.apache.tools.ant.taskdefs.GenerateKey.DnameParam extend a common superclass
    2
    params.addElement(param);
                                    
    3
    return param;
    Preondition Violations
    Unmatched return param;
    3
    return param;
    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.taskdefs.GenerateKey.DnameParam of variable param
    2Unmatched return param;
    3Unmatched return t;