if (FACTORY == null) { FACTORY = new ObjectFactory(); } return FACTORY;
if(headerManager == null) { headerManager = createHeaderManager(); } return headerManager;
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/monitor/model/ObjectFactory.java File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/protocol/http/proxy/HttpRequestHdr.java
Method name: ObjectFactory getInstance() Method name: HeaderManager getHeaderManager()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (FACTORY == null) {
1
if(headerManager == null) {
2
			FACTORY = new ObjectFactory();
2
			headerManager = createHeaderManager();
3
		}
3
		}
4
		return FACTORY;
4
		return headerManager;
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 comparisons5
  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)0.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (FACTORY == null)
    1
    if (FACTORY == null)
    1
    if (headerManager == null)
    Differences
    Expression1Expression2Difference
    FACTORYheaderManagerVARIABLE_NAME_MISMATCH
    org.apache.jmeter.monitor.model.ObjectFactoryorg.apache.jmeter.protocol.http.control.HeaderManagerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.jmeter.monitor.model.ObjectFactory of variable FACTORY does not match with type org.apache.jmeter.protocol.http.control.HeaderManager of variable headerManager
    • Make classes org.apache.jmeter.monitor.model.ObjectFactory and org.apache.jmeter.protocol.http.control.HeaderManager extend a common superclass
    1
    if (headerManager == null)
                                                                                  
    2
    headerManager = createHeaderManager();
    2
    FACTORY = new ObjectFactory();
                                                                  
                                                    
    3
    return headerManager;
    Preondition Violations
    Unmatched return headerManager;
    3
    return headerManager;
    3
    return FACTORY;
    3
    return FACTORY;
    Preondition Violations
    Unmatched return FACTORY;
                                        
    Precondition Violations (3)
    Row Violation
    1Type org.apache.jmeter.monitor.model.ObjectFactory of variable FACTORY does not match with type org.apache.jmeter.protocol.http.control.HeaderManager of variable headerManager
    2Unmatched return headerManager;
    3Unmatched return FACTORY;