if (classLoader == null) { classLoader = Antlib.class.getClassLoader(); } return classLoader;
if (description == null) { description = Description.getDescription(this); } return description;
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/Antlib.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/Project.java
Method name: ClassLoader getClassLoader() Method name: String getDescription()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (classLoader == null) {
1
if (description == null) {
2
            classLoader = Antlib.class.getClassLoader();
2
            description = Description.getDescription(this);
3
        }
3
        }
4
        return classLoader;
4
        return description;
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)0.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (classLoader == null)
    1
    if (classLoader == null)
    1
    if (description == null)
    Differences
    Expression1Expression2Difference
    classLoaderdescriptionVARIABLE_NAME_MISMATCH
    java.lang.ClassLoaderjava.lang.StringVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.ClassLoader of variable classLoader does not match with type java.lang.String of variable description
    • Make classes java.lang.ClassLoader and java.lang.String extend a common superclass
    1
    if (description == null)
                                                                                                    
    2
    description = Description.getDescription(this);
    2
    classLoader = Antlib.class.getClassLoader();
                                                                                              
                                                
    3
    return description;
    Preondition Violations
    Unmatched return description;
    3
    return description;
    3
    return classLoader;
    3
    return classLoader;
    Preondition Violations
    Unmatched return classLoader;
                                                
    Precondition Violations (3)
    Row Violation
    1Type java.lang.ClassLoader of variable classLoader does not match with type java.lang.String of variable description
    2Unmatched return description;
    3Unmatched return classLoader;