Authorization auth = getAuthForURL(url); if (auth == null) { return null; } return auth.toBasicHeader();
Sampler s = c.next(); if (s == null) { return null; } return s.getName();
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/protocol/http/control/AuthManager.java File path: /jakarta-jmeter-2.3.2/test/src/org/apache/jmeter/control/TestWhileController.java
Method name: String getAuthHeaderForURL(URL) Method name: String nextName(GenericController)
Number of AST nodes: 4 Number of AST nodes: 4
1
Authorization auth = getAuthForURL(url);
1
Sampler s = c.next();
2
		if (auth == null) {
2
			if (s == null) {
3
			return null;
3
				return null;
4
		}
4
			}
5
		return auth.toBasicHeader();
5
			return s.getName();
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 comparisons8
  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 fragment2
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                
    1
    Sampler s = c.next();
    1
    Authorization auth = getAuthForURL(url);
                                                                                      
    2
    if (auth == null)
    2
    if (auth == null)
    2
    if (s == null)
    Differences
    Expression1Expression2Difference
    authsVARIABLE_NAME_MISMATCH
    org.apache.jmeter.protocol.http.control.Authorizationorg.apache.jmeter.samplers.SamplerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.jmeter.protocol.http.control.Authorization of variable auth does not match with type org.apache.jmeter.samplers.Sampler of variable s
    • Make classes org.apache.jmeter.protocol.http.control.Authorization and org.apache.jmeter.samplers.Sampler extend a common superclass
    2
    if (s == null)
    3
    return null;
    3
    return null;
                                                
    4
    return s.getName();
    Preondition Violations
    Unmatched return s.getName();
    4
    return s.getName();
    4
    return auth.toBasicHeader();
    4
    return auth.toBasicHeader();
    Preondition Violations
    Unmatched return auth.toBasicHeader();
                                                                  
    Precondition Violations (3)
    Row Violation
    1Type org.apache.jmeter.protocol.http.control.Authorization of variable auth does not match with type org.apache.jmeter.samplers.Sampler of variable s
    2Unmatched return s.getName();
    3Unmatched return auth.toBasicHeader();