if (myRegExp == null) { myRegExp = new RegularExpression(); myRegExp.setPattern(userProvidedExpression); myExpression = myRegExp.getRegexp(getProject()); }
if (zs == null) { zs = new ZipScanner(); zs.setEncoding(encoding); zs.setSrc(zipFile); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/selectors/ContainsRegexpSelector.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Zip.java
Method name: boolean isSelected(Resource) Method name: ZipScanner getZipScanner()
Number of AST nodes: 4 Number of AST nodes: 4
1
if (myRegExp == null) {
1
if (zs == null) {
2
            myRegExp = new RegularExpression();
2
            
3
            myRegExp.setPattern(userProvidedExpression);
4
            myExpression = myRegExp.getRegexp(getProject()
3
zs = new ZipScanner();
4
            zs.setEncoding(encoding);
5
);
5
            zs.setSrc(zipFile);
6
        }
6
        }
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 comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)1.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    6
    if (myRegExp == null)
    6
    if (myRegExp == null)
    1
    if (zs == null)
    Differences
    Expression1Expression2Difference
    myRegExpzsVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.RegularExpressionorg.apache.tools.ant.types.ZipScannerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.types.RegularExpression of variable myRegExp does not match with type org.apache.tools.ant.types.ZipScanner of variable zs
    • Make classes org.apache.tools.ant.types.RegularExpression and org.apache.tools.ant.types.ZipScanner extend a common superclass
    1
    if (zs == null)
                                                  
    2
    zs = new ZipScanner();
                                                            
    3
    zs.setEncoding(encoding);
                                                
    4
    zs.setSrc(zipFile);
    7
    myRegExp = new RegularExpression();
                                                                            
    8
    myRegExp.setPattern(userProvidedExpression);
                                                                                                  
    9
    myExpression = myRegExp.getRegexp(getProject());
                                                                                                      
    Precondition Violations (1)
    Row Violation
    1Type org.apache.tools.ant.types.RegularExpression of variable myRegExp does not match with type org.apache.tools.ant.types.ZipScanner of variable zs