if (parserFactory == null) { parserFactory = newParserFactory(); } return parserFactory;
if (compilerClasspath == null) { compilerClasspath = new Path(getProject()); } return compilerClasspath.createPath();
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/taskdefs/optional/jsp/JspC.java
Method name: SAXParserFactory getParserFactory() Method name: Path createCompilerclasspath()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (parserFactory == null) {
1
if (compilerClasspath == null) {
2
            parserFactory = newParserFactory();
2
            compilerClasspath = new Path(getProject());
3
        }
3
        }
4
        return parserFactory;
4
        return compilerClasspath.createPath();
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
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (parserFactory == null)
    1
    if (parserFactory == null)
    1
    if (compilerClasspath == null)
    Differences
    Expression1Expression2Difference
    parserFactorycompilerClasspathVARIABLE_NAME_MISMATCH
    javax.xml.parsers.SAXParserFactoryorg.apache.tools.ant.types.PathVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type javax.xml.parsers.SAXParserFactory of variable parserFactory does not match with type org.apache.tools.ant.types.Path of variable compilerClasspath
    • Make classes javax.xml.parsers.SAXParserFactory and org.apache.tools.ant.types.Path extend a common superclass
    1
    if (compilerClasspath == null)
                                                                                            
    2
    compilerClasspath = new Path(getProject());
    2
    parserFactory = newParserFactory();
                                                                            
                                                                                      
    3
    return compilerClasspath.createPath();
    Preondition Violations
    Unmatched return compilerClasspath.createPath();
    3
    return compilerClasspath.createPath();
    3
    return parserFactory;
    3
    return parserFactory;
    Preondition Violations
    Unmatched return parserFactory;
                                                    
    Precondition Violations (3)
    Row Violation
    1Type javax.xml.parsers.SAXParserFactory of variable parserFactory does not match with type org.apache.tools.ant.types.Path of variable compilerClasspath
    2Unmatched return compilerClasspath.createPath();
    3Unmatched return parserFactory;