try { JUnitTest t = (JUnitTest) super.clone(); t.props = props == null ? null : (Properties) props.clone(); t.formatters = (Vector) formatters.clone(); return t; } catch (CloneNotSupportedException e) { // plain impossible return this; }
try { reg.setPattern(from); } catch (NoClassDefFoundError e) { // depending on the implementation the actual RE won't // get instantiated in the constructor. throw new BuildException("Cannot load regular expression matcher", e); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/junit/JUnitTest.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/RegexpPatternMapper.java
Method name: Object clone() Method name: void setFrom(String)
Number of AST nodes: 5 Number of AST nodes: 2
1
try {
1
try {
2
            JUnitTest t = (JUnitTest) super.clone();
2
            reg.setPattern(from);
3
            t.props = props == null ? null : (Properties) props.clone();
3
        
4
            t.formatters = (Vector) formatters.clone();
5
            return t;
6
        } catch (CloneNotSupportedException e) {
7
            // plain impossible
4
} catch (NoClassDefFoundError e) {
5
            // depending on the implementation the actual RE won't
6
            // get instantiated in the constructor.
7
            throw new BuildException("Cannot load regular expression matcher",
8
            return this;
8
                                     e);
9
        }
9
        }
Summary
Number of common nesting structure subtrees0
Number of refactorable cases0
Number of non-refactorable cases0
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are in different classes
Number of node comparisons1