if (readBuffer == null) { readBuffer = new byte[8192]; } return readBuffer;
if (subResults == null) { subResults = new ArrayList(); } subResults.add(subResult); subResult.setParent(this);
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/threads/JMeterContext.java File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/samplers/SampleResult.java
Method name: byte[] getReadBuffer() Method name: void storeSubResult(SampleResult)
Number of AST nodes: 3 Number of AST nodes: 4
1
if (readBuffer == null) {
1
if (subResults == null) {
2
			readBuffer = new byte[8192];
3
		}
4
		return readBuffer
2
            subResults = new ArrayList();
3
        }
4
        subResults.add(subResult);
5
;
5
        subResult.setParent(this);
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 comparisons6
  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 fragment3
    Time elapsed for statement mapping (ms)0.9
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (readBuffer == null)
    1
    if (readBuffer == null)
    1
    if (subResults == null)
    Differences
    Expression1Expression2Difference
    readBuffersubResultsVARIABLE_NAME_MISMATCH
    byte[]java.util.ListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type byte[] of variable readBuffer does not match with type java.util.List of variable subResults
    • Make classes byte[] and java.util.List extend a common superclass
    1
    if (subResults == null)
                                                                
    2
    subResults = new ArrayList();
    Preondition Violations
    Unmatched statement subResults=new ArrayList(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    subResults = new ArrayList();
    2
    readBuffer = new byte[8192];
    2
    readBuffer = new byte[8192];
    Preondition Violations
    Unmatched statement readBuffer=new byte[8192]; cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                              
                                                              
    3
    subResults.add(subResult);
    Preondition Violations
    Unmatched statement subResults.add(subResult); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3
    subResults.add(subResult);
    3
    return readBuffer;
    3
    return readBuffer;
    Preondition Violations
    Unmatched return readBuffer;
                                              
                                                              
    4
    subResult.setParent(this);
    Preondition Violations
    Unmatched statement subResult.setParent(this); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4
    subResult.setParent(this);
    Precondition Violations (7)
    Row Violation
    1Type byte[] of variable readBuffer does not match with type java.util.List of variable subResults
    2Unmatched statement subResults=new ArrayList(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement readBuffer=new byte[8192]; cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched statement subResults.add(subResult); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    5Unmatched return readBuffer;
    6Unmatched statement subResult.setParent(this); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    7The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero