try { SysProperties c = (SysProperties) super.clone(); c.variables = (Vector) variables.clone(); c.propertySets = (Vector) propertySets.clone(); return c; } catch (CloneNotSupportedException e) { return null; }
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/types/CommandlineJava.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
                SysProperties c = (SysProperties) super.clone();
2
            
3
                c.variables = (Vector) variables.clone();
4
                c.propertySets = (Vector) propertySets.clone();
5
                return c;
6
            } catch (CloneNotSupportedException e) {
7
                return null;
8
    
3
reg.setPattern(from);
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
                                     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