DnameParam param = new DnameParam(); params.addElement(param); return param;
CustomFormat cts = new CustomFormat(); customFormats.addElement(cts); return cts;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/GenerateKey.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Tstamp.java
Method name: Object createParam() Method name: CustomFormat createFormat()
Number of AST nodes: 3 Number of AST nodes: 3
1
DnameParam param = new DnameParam();
2
            param
1
CustomFormat cts = new CustomFormat();
3
s.addElement(param);
2
        customFormats.addElement(
4
   
3
cts);
5
         return param;
4
        return cts;
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
    CustomFormat cts = new CustomFormat();
    1
    DnameParam param = new DnameParam();
                                                                              
    2
    params.addElement(param);
    2
    params.addElement(param);
    2
    customFormats.addElement(cts);
    Differences
    Expression1Expression2Difference
    paramctsVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.taskdefs.GenerateKey.DnameParamorg.apache.tools.ant.taskdefs.Tstamp.CustomFormatVARIABLE_TYPE_MISMATCH
    paramscustomFormatsVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.taskdefs.GenerateKey.DnameParam of variable param does not match with type org.apache.tools.ant.taskdefs.Tstamp.CustomFormat of variable cts
    • Make classes org.apache.tools.ant.taskdefs.GenerateKey.DnameParam and org.apache.tools.ant.taskdefs.Tstamp.CustomFormat extend a common superclass
    2
    customFormats.addElement(cts);
                                
    3
    return cts;
    Preondition Violations
    Unmatched return cts;
    3
    return cts;
    3
    return param;
    3
    return param;
    Preondition Violations
    Unmatched return param;
                                    
    Precondition Violations (3)
    Row Violation
    1Type org.apache.tools.ant.taskdefs.GenerateKey.DnameParam of variable param does not match with type org.apache.tools.ant.taskdefs.Tstamp.CustomFormat of variable cts
    2Unmatched return cts;
    3Unmatched return param;