if (router == null) { router = new ReportActionRouter(); router.populateCommandMap(); } return router;
if (xpath == null) { xpath = new JTextField(50); } return xpath;
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/report/gui/action/ReportActionRouter.java File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/assertions/gui/XPathPanel.java
Method name: ReportActionRouter getInstance() Method name: JTextField getXPathTextField()
Number of AST nodes: 4 Number of AST nodes: 3
1
if (router == null) {
1
if (xpath == null) {
2
			router = new ReportActionRouter();
2
			xpath = new 
3
			router.populateCommandMap();
3
JTextField(50);
4
		}
4
		}
5
		return router;
5
		return xpath;
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)0.2
Clones locationClones are in different classes
Number of node comparisons7
  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 fragment2
    Time elapsed for statement mapping (ms)0.9
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (router == null)
    1
    if (router == null)
    1
    if (xpath == null)
    Differences
    Expression1Expression2Difference
    routerxpathVARIABLE_NAME_MISMATCH
    org.apache.jmeter.report.gui.action.ReportActionRouterjavax.swing.JTextFieldVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.jmeter.report.gui.action.ReportActionRouter of variable router does not match with type javax.swing.JTextField of variable xpath
    • Make classes org.apache.jmeter.report.gui.action.ReportActionRouter and javax.swing.JTextField extend a common superclass
    1
    if (xpath == null)
                                                            
    2
    xpath = new JTextField(50);
    Preondition Violations
    Unmatched statement xpath=new JTextField(50); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    xpath = new JTextField(50);
    2
    router = new ReportActionRouter();
    2
    router = new ReportActionRouter();
    Preondition Violations
    Unmatched statement router=new ReportActionRouter(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                          
    3
    router.populateCommandMap();
    3
    router.populateCommandMap();
    Preondition Violations
    Unmatched statement router.populateCommandMap(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                  
                                    
    3
    return xpath;
    Preondition Violations
    Unmatched return xpath;
    3
    return xpath;
    4
    return router;
    4
    return router;
    Preondition Violations
    Unmatched return router;
                                      
    Precondition Violations (7)
    Row Violation
    1Type org.apache.jmeter.report.gui.action.ReportActionRouter of variable router does not match with type javax.swing.JTextField of variable xpath
    2Unmatched statement xpath=new JTextField(50); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement router=new ReportActionRouter(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched statement router.populateCommandMap(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    5Unmatched return xpath;
    6Unmatched return router;
    7The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero