if (regularExpression != null) { throw new BuildException( "Only one regular expression is allowed."); } regularExpression = new RegularExpression(); regularExpression.setPattern(pattern);
if (nestedCondition != null) { throw new BuildException("Only one nested condition is allowed."); } nestedCondition = new NestedCondition(); return nestedCondition;
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/Exit.java
Method name: void setPattern(String) Method name: ConditionBase createCondition()
Number of AST nodes: 4 Number of AST nodes: 4
1
if (regularExpression != null) {
1
if (nestedCondition != null) {
2
            throw new BuildException(
2
            throw new BuildException(
3
                "Only one regular expression is allowed.");
4
        }
5
        regularExpression = new RegularExpression();
6
        regularExpression.setPattern(pattern)
3
"Only one nested condition is allowed.");
4
        }
5
        nestedCondition = new NestedCondition();
7
;
6
        return nestedCondition;
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)0.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (regularExpression != null)
    1
    if (regularExpression != null)
    1
    if (nestedCondition != null)
    Differences
    Expression1Expression2Difference
    regularExpressionnestedConditionVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.RegularExpressionorg.apache.tools.ant.taskdefs.Exit.NestedConditionSUBCLASS_TYPE_MISMATCH
    1
    if (nestedCondition != null)
    2
    throw new BuildException("Only one regular expression is allowed.");
    2
    throw new BuildException("Only one regular expression is allowed.");
    2
    throw new BuildException("Only one nested condition is allowed.");
    Differences
    Expression1Expression2Difference
    "Only one regular expression is allowed.""Only one nested condition is allowed."LITERAL_VALUE_MISMATCH
    2
    throw new BuildException("Only one nested condition is allowed.");
    3
    regularExpression = new RegularExpression();
    3
    regularExpression = new RegularExpression();
    3
    nestedCondition = new NestedCondition();
    Differences
    Expression1Expression2Difference
    regularExpressionnestedConditionVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.RegularExpressionorg.apache.tools.ant.taskdefs.Exit.NestedConditionSUBCLASS_TYPE_MISMATCH
    org.apache.tools.ant.types.RegularExpressionorg.apache.tools.ant.taskdefs.Exit.NestedConditionSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression regularExpression is a field being modified, and thus it cannot be parameterized
    Expression nestedCondition is a field being modified, and thus it cannot be parameterized
    3
    nestedCondition = new NestedCondition();
                                                        
    4
    return nestedCondition;
    4
    regularExpression.setPattern(pattern);
                                                                                      
    Precondition Violations (2)
    Row Violation
    1Expression regularExpression is a field being modified, and thus it cannot be parameterized
    2Expression nestedCondition is a field being modified, and thus it cannot be parameterized