try { return DocumentBuilderFactory.newInstance().newDocumentBuilder(); } catch (Exception exc) { throw new ExceptionInInitializerError(exc); }
try { rdr = new InputStreamReader(cat, encoding); } catch (UnsupportedEncodingException e) { throw new BuildException(e); }
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/XmlLogger.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/types/resources/Tokens.java
Method name: DocumentBuilder getDocumentBuilder() Method name: Collection getCollection()
Number of AST nodes: 2 Number of AST nodes: 2
1
try {
1
try {
2
            return DocumentBuilderFactory.newInstance().newDocumentBuilder();
2
            
3
        } catch (
3
    rdr = new InputStreamReader(cat, encoding);
4
Exception exc) {
4
            } catch (UnsupportedEncodingException e) {
5
            throw new ExceptionInInitializerError(exc);
5
                throw new BuildException
6
(e);
6
        }
7
            }
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)0.2
Clones locationClones are in different classes
Number of node comparisons4
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    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
    try
    1
    try
    11
    try
    Differences
    Expression1Expression2Difference
    java.lang.Exceptionjava.io.UnsupportedEncodingExceptionSUBCLASS_TYPE_MISMATCH
    exceVARIABLE_NAME_MISMATCH
    java.lang.Exceptionjava.io.UnsupportedEncodingExceptionSUBCLASS_TYPE_MISMATCH
    java.lang.ExceptionInInitializerErrororg.apache.tools.ant.BuildExceptionSUBCLASS_TYPE_MISMATCH
    exceVARIABLE_NAME_MISMATCH
    java.lang.Exceptionjava.io.UnsupportedEncodingExceptionSUBCLASS_TYPE_MISMATCH
    11
    try
    2
    return DocumentBuilderFactory.newInstance().newDocumentBuilder();
    2
    return DocumentBuilderFactory.newInstance().newDocumentBuilder();
    Preondition Violations
    Unmatched return DocumentBuilderFactory.newInstance().newDocumentBuilder();
                                                                                                                                            
                                                                                            
    12
    rdr = new InputStreamReader(cat, encoding);
    Precondition Violations (1)
    Row Violation
    1Unmatched return DocumentBuilderFactory.newInstance().newDocumentBuilder();