if (router == null) { router = new ReportActionRouter(); router.populateCommandMap(); } return router;
if (selectedNode == null){ restoreSelected(); } return selectedNode;
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/control/ModuleController.java
Method name: ReportActionRouter getInstance() Method name: JMeterTreeNode getSelectedNode()
Number of AST nodes: 4 Number of AST nodes: 3
1
if (router == null) {
1
if (selectedNode == null){
2
			router = new ReportActionRouter();
2
		
3
			router.populateCommandMap();
3
    restoreSelected();
4
		}
4
		}
5
		return router;
5
		return selectedNode;
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 statements2
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)50.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (router == null)
    1
    if (router == null)
    1
    if (selectedNode == null)
    Differences
    Expression1Expression2Difference
    routerselectedNodeVARIABLE_NAME_MISMATCH
    org.apache.jmeter.report.gui.action.ReportActionRouterorg.apache.jmeter.gui.tree.JMeterTreeNodeVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.jmeter.report.gui.action.ReportActionRouter of variable router does not match with type org.apache.jmeter.gui.tree.JMeterTreeNode of variable selectedNode
    • Make classes org.apache.jmeter.report.gui.action.ReportActionRouter and org.apache.jmeter.gui.tree.JMeterTreeNode extend a common superclass
    1
    if (selectedNode == null)
    2
    router = new ReportActionRouter();
    2
    router = new ReportActionRouter();
    Preondition Violations
    Unmatched statement router=new ReportActionRouter(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                          
    3
    router.populateCommandMap();
    3
    router.populateCommandMap();
    2
    restoreSelected();
    Differences
    Expression1Expression2Difference
    populateCommandMaprestoreSelectedMETHOD_INVOCATION_NAME_MISMATCH
    routerMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression router.populateCommandMap() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method populateCommandMap
    Expression restoreSelected() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method restoreSelected
    Expression router.populateCommandMap() is a void method call, and thus it cannot be parameterized
    Expression restoreSelected() is a void method call, and thus it cannot be parameterized
    Expression router.populateCommandMap() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method populateCommandMap
    Expression restoreSelected() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method restoreSelected
    Expression router.populateCommandMap() is a void method call, and thus it cannot be parameterized
    Expression restoreSelected() is a void method call, and thus it cannot be parameterized
    2
    restoreSelected();
                                                  
    3
    return selectedNode;
    4
    return router;
                                      
    Precondition Violations (11)
    Row Violation
    1Type org.apache.jmeter.report.gui.action.ReportActionRouter of variable router does not match with type org.apache.jmeter.gui.tree.JMeterTreeNode of variable selectedNode
    2Unmatched statement router=new ReportActionRouter(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Expression router.populateCommandMap() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression restoreSelected() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression router.populateCommandMap() is a void method call, and thus it cannot be parameterized
    6Expression restoreSelected() is a void method call, and thus it cannot be parameterized
    7Expression router.populateCommandMap() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression restoreSelected() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression router.populateCommandMap() is a void method call, and thus it cannot be parameterized
    10Expression restoreSelected() is a void method call, and thus it cannot be parameterized
    11The refactoring of the clones is infeasible, because classes org.apache.jmeter.report.gui.action.ReportActionRouter and org.apache.jmeter.control.ModuleController do not have a common superclass