synchronized(LoggingManager.class){ if (logManager == null) { logManager = new LoggingManager(); } }
if (router == null) { router = new ActionRouter(); router.populateCommandMap(); } return router;
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jorphan/logging/LoggingManager.java File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/gui/action/ActionRouter.java
Method name: void initializeLogging(Properties) Method name: ActionRouter getInstance()
Number of AST nodes: 3 Number of AST nodes: 4
1
synchronized(LoggingManager.class){
2
    		if (logManager == null) {
1
if (router == null) {
3
    			logManager = new LoggingManager
2
			router = new ActionRouter();
4
();
3
			router.populateCommandMap();
5
    		}
4
		}
6
	    }
5
		return router;
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
Number of node comparisons6
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    2
    if (logManager == null)
    2
    if (logManager == null)
    1
    if (router == null)
    Differences
    Expression1Expression2Difference
    logManagerrouterVARIABLE_NAME_MISMATCH
    org.apache.jorphan.logging.LoggingManagerorg.apache.jmeter.gui.action.ActionRouterVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.jorphan.logging.LoggingManager of variable logManager does not match with type org.apache.jmeter.gui.action.ActionRouter of variable router
    • Make classes org.apache.jorphan.logging.LoggingManager and org.apache.jmeter.gui.action.ActionRouter extend a common superclass
    1
    if (router == null)
                                                              
    2
    router = new ActionRouter();
                                                                  
    3
    router.populateCommandMap();
    3
    logManager = new LoggingManager();
                                                                          
                                      
    4
    return router;
    Preondition Violations
    Unmatched return router;
    4
    return router;
    Precondition Violations (2)
    Row Violation
    1Type org.apache.jorphan.logging.LoggingManager of variable logManager does not match with type org.apache.jmeter.gui.action.ActionRouter of variable router
    2Unmatched return router;