if (builderFactory == null) { try { builderFactory = DocumentBuilderFactory.newInstance(); } catch (FactoryConfigurationError e) { throw new BuildException("Document builder factory has not " + "been configured correctly: " + e.getMessage(), e); } }
for (Enumeration e = zipFiles.elements(); e.hasMoreElements();) { ZipFile zipFile = (ZipFile) e.nextElement(); try { zipFile.close(); } catch (IOException ioe) { // ignore } }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/util/JAXPUtils.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/AntClassLoader.java
Method name: DocumentBuilderFactory getDocumentBuilderFactory() Method name: void cleanup()
Number of AST nodes: 3 Number of AST nodes: 4
1
if (builderFactory == null) {
2
            try {
3
   
1
for (Enumeration e = zipFiles.elements(); e.hasMoreElements();) {
4
             builderFactory = DocumentBuilderFactory.newInstance();
2
            
5
            } catch (FactoryConfigurationError e) {
6
                throw new BuildException("Document builder factory has not "
7
                                         + "been configured correctly: "
8
                                         + e.getMessage(), e);
3
ZipFile zipFile = (ZipFile) e.nextElement();
4
            try {
5
                zipFile.close();
6
            } catch (IOException ioe) {
7
                // ignore
9
            }
8
            }
10
        }
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