Perl5Matcher localMatcher = JMeterUtils.getMatcher(); // We use multi-line mask so can prefix the line with ^ // also match \w+ to catch Transfer-Encoding: chunked // TODO: may need to be extended to allow for other header values with non-word contents String expression = "^" + headerName + ":\\s+(\\w+)"; // $NON-NLS-1$ $NON-NLS-2$ Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.MULTILINE_MASK); if(localMatcher.contains(requestHeaders, pattern)) { // The value is in the first group, group 0 is the whole match return localMatcher.getMatch().group(1); } else { return null; }
Perl5Matcher localMatcher = JMeterUtils.getMatcher(); String expression = ".*" + headerName + ": (\\d*).*"; Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.SINGLELINE_MASK); if(localMatcher.matches(requestHeaders, pattern)) { // The value is in the first group, group 0 is the whole match return localMatcher.getMatch().group(1); } return null;
Clone fragments detected by clone detection tool
File path: /jakarta-jmeter-2.3.2/src/org/apache/jmeter/protocol/http/control/HttpMirrorThread.java File path: /jakarta-jmeter-2.3.2/test/src/org/apache/jmeter/protocol/http/sampler/TestHTTPSamplersAgainstHttpMirrorServer.java
Method name: String getRequestHeaderValue(String, String) Method name: String getSentRequestHeaderValue(String, String)
Number of AST nodes: 6 Number of AST nodes: 6
1
Perl5Matcher localMatcher = JMeterUtils.getMatcher();
1
Perl5Matcher localMatcher = JMeterUtils.getMatcher();
2
        // We use multi-line mask so can prefix the line with ^
3
        // also match \w+ to catch Transfer-Encoding: chunked
4
        // TODO: may need to be extended to allow for other header values with non-word contents
5
        String expression = "^" + headerName + ":\\s+(\\w+)"; // $NON-NLS-1$ $NON-NLS-2$        
2
        String expression = ".*" + headerName + ": (\\d*).*";
6
        Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.MULTILINE_MASK);
3
        Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.SINGLELINE_MASK);
7
        if(localMatcher.contains(requestHeaders, pattern)) {
4
        if(localMatcher.matches(requestHeaders, pattern)) {
8
            // The value is in the first group, group 0 is the whole match
5
            // The value is in the first group, group 0 is the whole match
9
            return localMatcher.getMatch().group(1);
6
            return localMatcher.getMatch().group(1);
10
        }
7
        }
11
        else {
12
            return null;
8
        return null;
13
        }
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 comparisons18
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.9
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    Perl5Matcher localMatcher = JMeterUtils.getMatcher();
    1
    Perl5Matcher localMatcher = JMeterUtils.getMatcher();
    2
    String expression = "^" + headerName + ":\\s+(\\w+)";
    2
    String expression = "^" + headerName + ":\\s+(\\w+)";
    2
    String expression = ".*" + headerName + ": (\\d*).*";
    Differences
    Expression1Expression2Difference
    ":\\s+(\\w+)"": (\\d*).*"LITERAL_VALUE_MISMATCH
    "^"".*"LITERAL_VALUE_MISMATCH
    2
    String expression = ".*" + headerName + ": (\\d*).*";
    3
    Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.MULTILINE_MASK);
    3
    Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.MULTILINE_MASK);
    3
    Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.SINGLELINE_MASK);
    Differences
    Expression1Expression2Difference
    MULTILINE_MASKSINGLELINE_MASKVARIABLE_NAME_MISMATCH
    3
    Pattern pattern = JMeterUtils.getPattern(expression, Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.SINGLELINE_MASK);
    4
    if (localMatcher.contains(requestHeaders, pattern))
    4
    if (localMatcher.contains(requestHeaders, pattern))
    4
    if (localMatcher.matches(requestHeaders, pattern))
    Differences
    Expression1Expression2Difference
    containsmatchesMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression localMatcher.contains(requestHeaders,pattern) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression localMatcher.matches(requestHeaders,pattern) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    if (localMatcher.matches(requestHeaders, pattern))
    5
    return localMatcher.getMatch().group(1);
    5
    return localMatcher.getMatch().group(1);
    else
            
    6
    return null;
    6
    return null;
    Preondition Violations
    Unmatched return null;
                                  
                                  
    6
    return null;
    Preondition Violations
    Unmatched return null;
    6
    return null;
    Precondition Violations (4)
    Row Violation
    1Expression localMatcher.contains(requestHeaders,pattern) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression localMatcher.matches(requestHeaders,pattern) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Unmatched return null;
    4Unmatched return null;