StringBuffer subst = new StringBuffer(); for (int i = 0; i < argument.length(); i++) { char c = argument.charAt(i); if (c == '$') { subst.append('\\'); subst.append('$'); } else if (c == '\\') { if (++i < argument.length()) { c = argument.charAt(i); int value = Character.digit(c, 10); if (value > -1) { subst.append("$").append(value); } else { subst.append(c); } } else { // XXX - should throw an exception instead? subst.append('\\'); } } else { subst.append(c); } }
StringBuffer subst = new StringBuffer(); for (int i = 0; i < argument.length(); i++) { char c = argument.charAt(i); if (c == '$') { subst.append('\\'); subst.append('$'); } else if (c == '\\') { if (++i < argument.length()) { c = argument.charAt(i); int value = Character.digit(c, 10); if (value > -1) { subst.append("$").append(value); } else { subst.append(c); } } else { // XXX - should throw an exception instead? subst.append('\\'); } } else { subst.append(c); } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/regexp/JakartaOroRegexp.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/regexp/Jdk14RegexpRegexp.java
Method name: String substitute(String, String, int) Method name: String substitute(String, String, int)
Number of AST nodes: 15 Number of AST nodes: 15
1
StringBuffer subst = new StringBuffer();
1
StringBuffer subst = new StringBuffer();
2
        for (int i = 0; i < argument.length(); i++) {
2
        for (int i = 0; i < argument.length(); i++) {
3
            char c = argument.charAt(i);
3
            char c = argument.charAt(i);
4
            if (c == '$') {
4
            if (c == '$') {
5
                subst.append('\\');
5
                subst.append('\\');
6
                subst.append('$');
6
                subst.append('$');
7
            } else if (c == '\\') {
7
            } else if (c == '\\') {
8
                if (++i < argument.length()) {
8
                if (++i < argument.length()) {
9
                    c = argument.charAt(i);
9
                    c = argument.charAt(i);
10
                    int value = Character.digit(c, 10);
10
                    int value = Character.digit(c, 10);
11
                    if (value > -1) {
11
                    if (value > -1) {
12
                        subst.append("$").append(value);
12
                        subst.append("$").append(value);
13
                    } else {
13
                    } else {
14
                        subst.append(c);
14
                        subst.append(c);
15
                    }
15
                    }
16
                } else {
16
                } else {
17
                    // XXX - should throw an exception instead?
17
                    // XXX - should throw an exception instead?
18
                    subst.append('\\');
18
                    subst.append('\\');
19
                }
19
                }
20
            } else {
20
            } else {
21
                subst.append(c);
21
                subst.append(c);
22
            }
22
            }
23
        }
23
        }
Summary
Number of common nesting structure subtrees1
Number of refactorable cases1
Number of non-refactorable cases0
Time elapsed for finding largest common nesting structure subtrees (ms)0.7
Clones locationClones are in different classes
Number of node comparisons43
  1. {Refactorable}
    Mapping Summary
    Number of mapped statements15
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)25.2
    Clone typeType 1
    Mapped Statements
    ID Statement ID Statement
    1
    StringBuffer subst = new StringBuffer();
    1
    StringBuffer subst = new StringBuffer();
    2
    for (int i = 0; i < argument.length(); i++)
    2
    for (int i = 0; i < argument.length(); i++)
    3
    char c = argument.charAt(i);
    3
    char c = argument.charAt(i);
    4
    if (c == '$')
    4
    if (c == '$')
    5
    subst.append('\\');
    5
    subst.append('\\');
    6
    subst.append('$');
    6
    subst.append('$');
    7
    else if (c == '\\')
    7
    else if (c == '\\')
    8
    if (++i < argument.length())
    8
    if (++i < argument.length())
    9
    c = argument.charAt(i);
    9
    c = argument.charAt(i);
    10
    int value = Character.digit(c, 10);
    10
    int value = Character.digit(c, 10);
    11
    if (value > -1)
    11
    if (value > -1)
    12
    subst.append("$").append(value);
    12
    subst.append("$").append(value);
    else
    else
    13
    subst.append(c);
    13
    subst.append(c);
    else
    else
    14
    subst.append('\\');
    14
    subst.append('\\');
    else
    else
    15
    subst.append(c);
    15
    subst.append(c);
    Precondition Violations (0)
    Row Violation