for (int i = 0; i < s.length; i++) { if (!isNmtoken(s[i])) { return false; } }
for (int i = 0; i < selectors.length; i++) { if (!selectors[i].isSelected(basedir, name, file)) { return false; } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/AntStructure.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/DirectoryScanner.java
Method name: boolean areNmtokens(String[]) Method name: boolean isSelected(String, File)
Number of AST nodes: 3 Number of AST nodes: 3
1
for (int i = 0; i < s.length; i++) {
1
for (int i = 0; i < selectors.length; i++) {
2
                if (!isNmtoken(s[i])) {
2
                if (!selectors[i].isSelected(basedir, name, file)) {
3
                    return false;
3
                    return false;
4
                }
4
                }
5
            }
5
            }
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 comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    for (int i = 0; i < s.length; i++)
    1
    for (int i = 0; i < s.length; i++)
    2
    for (int i = 0; i < selectors.length; i++)
    Differences
    Expression1Expression2Difference
    sselectorsVARIABLE_NAME_MISMATCH
    java.lang.String[]org.apache.tools.ant.types.selectors.FileSelector[]VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.String[] of variable s does not match with type org.apache.tools.ant.types.selectors.FileSelector[] of variable selectors
    • Make classes java.lang.String[] and org.apache.tools.ant.types.selectors.FileSelector[] extend a common superclass
    2
    for (int i = 0; i < selectors.length; i++)
    2
    if (!isNmtoken(s[i]))
    2
    if (!isNmtoken(s[i]))
    3
    if (!selectors[i].isSelected(basedir, name, file))
    Differences
    Expression1Expression2Difference
    isNmtokenisSelectedMETHOD_INVOCATION_NAME_MISMATCH
    isNmtoken(s[i])selectors[i].isSelected(basedir,name,file)ARGUMENT_NUMBER_MISMATCH
    selectors[i]MISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression isNmtoken(s[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression selectors[i].isSelected(basedir,name,file) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression isNmtoken(s[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression selectors[i].isSelected(basedir,name,file) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    if (!selectors[i].isSelected(basedir, name, file))
    3
    return false;
    4
    return false;
    Precondition Violations (5)
    Row Violation
    1Type java.lang.String[] of variable s does not match with type org.apache.tools.ant.types.selectors.FileSelector[] of variable selectors
    2Expression isNmtoken(s[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression selectors[i].isSelected(basedir,name,file) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression isNmtoken(s[i]) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression selectors[i].isSelected(basedir,name,file) cannot be parameterized, because it has dependencies to/from statements that will be extracted