StringBuffer checksumSb = new StringBuffer(); for (int i = 0; i < fileDigest.length; i++) { String hexStr = Integer.toHexString(0x00ff & fileDigest[i]); if (hexStr.length() < 2) { checksumSb.append("0"); } checksumSb.append(hexStr); }
StringBuffer checksumSb = new StringBuffer(); for (int i = 0; i < fileDigest.length; i++) { String hexStr = Integer.toHexString(0x00ff & fileDigest[i]); if (hexStr.length() < 2) { checksumSb.append("0"); } checksumSb.append(hexStr); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Checksum.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/selectors/modifiedselector/DigestAlgorithm.java
Method name: String createDigestString(byte[]) Method name: String getValue(File)
Number of AST nodes: 6 Number of AST nodes: 6
1
StringBuffer checksumSb = new StringBuffer();
1
StringBuffer checksumSb = new StringBuffer();
2
        for (int i = 0; i < fileDigest.length; i++) {
2
                for (int i = 0; i < fileDigest.length; i++) {
3
            String hexStr = Integer.toHexString(0x00ff & fileDigest[i]);
3
                    String hexStr = Integer.toHexString(0x00ff & fileDigest[i]);
4
            if (hexStr.length() < 2) {
4
                    if (hexStr.length() < 2) {
5
                checksumSb.append("0");
5
                        checksumSb.append("0");
6
            }
6
            
7
        }
7
            checksumSb.append(hexStr);
8
                    checksumSb.append(hexStr);
8
        }
9
                }
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 in different classes
Number of node comparisons14
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)2.2
    Clone typeType 1
    Mapped Statements
    ID Statement ID Statement
    1
    StringBuffer checksumSb = new StringBuffer();
    17
    StringBuffer checksumSb = new StringBuffer();
    2
    for (int i = 0; i < fileDigest.length; i++)
    18
    for (int i = 0; i < fileDigest.length; i++)
    3
    String hexStr = Integer.toHexString(0x00ff & fileDigest[i]);
    19
    String hexStr = Integer.toHexString(0x00ff & fileDigest[i]);
    4
    if (hexStr.length() < 2)
    20
    if (hexStr.length() < 2)
    5
    checksumSb.append("0");
    21
    checksumSb.append("0");
    6
    checksumSb.append(hexStr);
    22
    checksumSb.append(hexStr);
    Precondition Violations (1)
    Row Violation
    1The refactoring of the clones is infeasible, because classes org.apache.tools.ant.taskdefs.Checksum and org.apache.tools.ant.types.selectors.modifiedselector.DigestAlgorithm do not have a common superclass