if (engine != null) { GuiPackage.getInstance().getMainFrame().showStoppingMessage(""); engine.askThreadsToStop(); engine = null; }
LDAPArguments args = new LDAPArguments(); modifyTestElement(args); // TODO: Why do we clone the return value? This is the only reference // to it (right?) so we shouldn't need a separate copy. return (TestElement) args.clone();
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/gui/action/Start.java File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/protocol/ldap/config/gui/LDAPArgumentsPanel.java
Method name: void doAction(ActionEvent) Method name: TestElement createTestElement()
Number of AST nodes: 4 Number of AST nodes: 3
1
if (engine != null) {
2
				GuiPackage.getInstance().getMainFrame().showStoppingMessage("");
3
				engine.askThreadsToStop();
4
				engine = null;
5
			}
1
LDAPArguments args = new LDAPArguments();
2
		modifyTestElement(args);
3
		// TODO: Why do we clone the return value? This is the only reference
4
		// to it (right?) so we shouldn't need a separate copy.
5
		return (TestElement) args.clone();
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)0.0
Clones locationClones are in different classes
Number of node comparisons9
  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)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                        
    1
    LDAPArguments args = new LDAPArguments();
    11
    GuiPackage.getInstance().getMainFrame().showStoppingMessage("");
                                                                                                                                            
    12
    engine.askThreadsToStop();
    12
    engine.askThreadsToStop();
    2
    modifyTestElement(args);
    Differences
    Expression1Expression2Difference
    askThreadsToStopmodifyTestElementMETHOD_INVOCATION_NAME_MISMATCH
    engine.askThreadsToStop()modifyTestElement(args)ARGUMENT_NUMBER_MISMATCH
    engineMISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression engine.askThreadsToStop() is a void method call, and thus it cannot be parameterized
    Expression modifyTestElement(args) is a void method call, and thus it cannot be parameterized
    Expression engine.askThreadsToStop() is a void method call, and thus it cannot be parameterized
    Expression modifyTestElement(args) is a void method call, and thus it cannot be parameterized
    2
    modifyTestElement(args);
                                                                            
    3
    return (TestElement)args.clone();
    Preondition Violations
    Unmatched statement return (TestElement)args.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched return (TestElement)args.clone();
    3
    return (TestElement)args.clone();
    13
    engine = null;
                                    
    Precondition Violations (6)
    Row Violation
    1Expression engine.askThreadsToStop() is a void method call, and thus it cannot be parameterized
    2Expression modifyTestElement(args) is a void method call, and thus it cannot be parameterized
    3Expression engine.askThreadsToStop() is a void method call, and thus it cannot be parameterized
    4Expression modifyTestElement(args) is a void method call, and thus it cannot be parameterized
    5Unmatched statement return (TestElement)args.clone(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6Unmatched return (TestElement)args.clone();