while (patIdxStart <= patIdxEnd && strIdxStart <= strIdxEnd) { String patDir = patDirs[patIdxStart]; if (patDir.equals("**")) { break; } if (!match(patDir, strDirs[strIdxStart], isCaseSensitive)) { patDirs = null; strDirs = null; return false; } patIdxStart++; strIdxStart++; }
while (patIdxStart <= patIdxEnd && strIdxStart <= strIdxEnd) { String patDir = patDirs[patIdxStart]; if (patDir.equals("**")) { break; } if (!match(patDir, strDirs[strIdxStart], isCaseSensitive)) { return false; } patIdxStart++; strIdxStart++; }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/selectors/SelectorUtils.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/selectors/SelectorUtils.java
Method name: boolean matchPath(String, String, boolean) Method name: boolean matchPatternStart(String, String, boolean)
Number of AST nodes: 10 Number of AST nodes: 8
1
while (patIdxStart <= patIdxEnd && strIdxStart <= strIdxEnd) {
1
while (patIdxStart <= patIdxEnd && strIdxStart <= strIdxEnd) {
2
            String patDir = patDirs[patIdxStart];
2
            String patDir = patDirs[patIdxStart];
3
            if (patDir.equals("**")) {
3
            if (patDir.equals("**")) {
4
                break;
4
                break;
5
            }
5
            }
6
            if (!match(patDir, strDirs[strIdxStart], isCaseSensitive)) {
6
            if (!match(patDir, strDirs[strIdxStart], isCaseSensitive)) {
7
                patDirs = null;
8
                strDirs = null;
9
                return false;
7
                return false;
10
            }
8
            }
11
            patIdxStart++;
9
            patIdxStart++;
12
            strIdxStart++;
10
            strIdxStart++;
13
        }
11
        }
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)0.5
Clones locationClones are declared in the same class
Number of node comparisons38
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)2.0
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    7
    while (patIdxStart <= patIdxEnd && strIdxStart <= strIdxEnd)
    9
    while (patIdxStart <= patIdxEnd && strIdxStart <= strIdxEnd)
    8
    String patDir = patDirs[patIdxStart];
    10
    String patDir = patDirs[patIdxStart];
    9
    if (patDir.equals("**"))
    11
    if (patDir.equals("**"))
    10
    break;
    12
    break;
    11
    if (!match(patDir, strDirs[strIdxStart], isCaseSensitive))
    13
    if (!match(patDir, strDirs[strIdxStart], isCaseSensitive))
    12
    patDirs = null;
    12
    patDirs = null;
    Preondition Violations
    Unmatched statement patDirs=null; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                      
    13
    strDirs = null;
    13
    strDirs = null;
    Preondition Violations
    Unmatched statement strDirs=null; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                      
    14
    return false;
    14
    return false;
    14
    return false;
    Preondition Violations
    Conditional return false;
    Conditional return false;
    14
    return false;
    15
    patIdxStart++;
    15
    patIdxStart++;
    16
    strIdxStart++;
    16
    strIdxStart++;
    Precondition Violations (5)
    Row Violation
    1Unmatched statement patDirs=null; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Unmatched statement strDirs=null; cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Clone fragment #1 returns variables strIdxStart, patIdxStart , while Clone fragment #2 returns variables strIdxStart, patIdxStart
    4Conditional return false;
    5Conditional return false;