if (regularExpression != null) { throw new BuildException( "Only one regular expression is allowed."); } regularExpression = new RegularExpression(); regularExpression.setPattern(pattern);
if (regex != null) { throw new BuildException("Only one regular expression is allowed."); } regex = new RegularExpression(); return regex;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/condition/Matches.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/ReplaceRegExp.java
Method name: void setPattern(String) Method name: RegularExpression createRegexp()
Number of AST nodes: 4 Number of AST nodes: 4
1
if (regularExpression != null) {
1
if (regex != null) {
2
            throw new BuildException(
2
            throw new BuildException(
3
                "Only one regular expression is allowed.");
3
"Only one regular expression is allowed.");
4
        }
4
        }
5
        regularExpression = new RegularExpression();
5
        regex = new RegularExpression();
6
        regularExpression.setPattern(pattern);
6
        return regex;
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)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons6
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (regularExpression != null)
    1
    if (regularExpression != null)
    1
    if (regex != null)
    Differences
    Expression1Expression2Difference
    regularExpressionregexVARIABLE_NAME_MISMATCH
    1
    if (regex != null)
    2
    throw new BuildException("Only one regular expression is allowed.");
    2
    throw new BuildException("Only one regular expression is allowed.");
    3
    regularExpression = new RegularExpression();
    3
    regularExpression = new RegularExpression();
    3
    regex = new RegularExpression();
    Differences
    Expression1Expression2Difference
    regularExpressionregexVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression regularExpression is a field being modified, and thus it cannot be parameterized
    Expression regex is a field being modified, and thus it cannot be parameterized
    3
    regex = new RegularExpression();
                                    
    4
    return regex;
    4
    regularExpression.setPattern(pattern);
                                                                                      
    Precondition Violations (2)
    Row Violation
    1Expression regularExpression is a field being modified, and thus it cannot be parameterized
    2Expression regex is a field being modified, and thus it cannot be parameterized