char ch1 = ch = iterator.setIndex(--index); char ch2 = this.pattern[--pindex]; if (ch1 != ch2) { ch1 = Character.toUpperCase(ch1); ch2 = Character.toUpperCase(ch2); if (ch1 != ch2 && Character.toLowerCase(ch1) != Character.toLowerCase(ch2)) break; } if (pindex == 0) return index;
char ch1 = ch = chars[--index]; char ch2 = this.pattern[--pindex]; if (ch1 != ch2) { ch1 = Character.toUpperCase(ch1); ch2 = Character.toUpperCase(ch2); if (ch1 != ch2 && Character.toLowerCase(ch1) != Character.toLowerCase(ch2)) break; } if (pindex == 0) return index;
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/xml/type/internal/RegEx.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/xml/type/internal/RegEx.java
Method name: int matchesIgnoreCase(CharacterIterator, int, int) Method name: int matchesIgnoreCase(char[], int, int)
Number of AST nodes: 9 Number of AST nodes: 9
1
char ch1 = ch = iterator.setIndex(--index);
1
char ch1 = ch = chars[--index];
2
          char ch2 = this.pattern[--pindex];
2
          char ch2 = this.pattern[--pindex];
3
          if (ch1 != ch2)
3
          if (ch1 != ch2)
4
          {
4
          {
5
            ch1 = Character.toUpperCase(ch1);
5
            ch1 = Character.toUpperCase(ch1);
6
            ch2 = Character.toUpperCase(ch2);
6
            ch2 = Character.toUpperCase(ch2);
7
            if (ch1 != ch2 && Character.toLowerCase(ch1) != Character.toLowerCase(ch2))
7
            if (ch1 != ch2 && Character.toLowerCase(ch1) != Character.toLowerCase(ch2))
8
              break;
8
              break;
9
          }
9
          }
10
          if (pindex == 0)
10
          if (pindex == 0)
11
            return index;
11
            return index;
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)0.3
Clones locationClones are declared in the same class
Number of node comparisons25
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements9
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    9
    char ch1 = ch = iterator.setIndex(--index);
    9
    char ch1 = ch = iterator.setIndex(--index);
    9
    char ch1 = ch = chars[--index];
    Differences
    Expression1Expression2Difference
    iterator.setIndex(--index)chars[--index]TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression iterator.setIndex(--index) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression chars[--index] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9
    char ch1 = ch = chars[--index];
    10
    char ch2 = this.pattern[--pindex];
    10
    char ch2 = this.pattern[--pindex];
    11
    if (ch1 != ch2)
    11
    if (ch1 != ch2)
    12
    ch1 = Character.toUpperCase(ch1);
    12
    ch1 = Character.toUpperCase(ch1);
    13
    ch2 = Character.toUpperCase(ch2);
    13
    ch2 = Character.toUpperCase(ch2);
    14
    if (ch1 != ch2 && Character.toLowerCase(ch1) != Character.toLowerCase(ch2))
    14
    if (ch1 != ch2 && Character.toLowerCase(ch1) != Character.toLowerCase(ch2))
    15
    break;
    15
    break;
    15
    break;
    Preondition Violations
    Statement break; without innermost loop
    Statement break; without innermost loop
    15
    break;
    16
    if (pindex == 0)
    16
    if (pindex == 0)
    17
    return index;
    17
    return index;
    Precondition Violations (5)
    Row Violation
    1Expression iterator.setIndex(--index) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression chars[--index] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Statement break; without innermost loop
    4Statement break; without innermost loop
    5Clone fragment #1 returns variables pindex, ch, index , while Clone fragment #2 returns variables pindex, ch, index