if (path == null) { path = new Union(); path.setProject(getProject()); } return path;
if (anonymousSchema == null) { anonymousSchema = new SchemaLocation(); } anonymousSchema.setNamespace("(no namespace)");
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/PathConvert.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/taskdefs/optional/SchemaValidate.java
Method name: Union getPath() Method name: void createAnonymousSchema()
Number of AST nodes: 4 Number of AST nodes: 3
1
if (path == null) {
1
if (anonymousSchema == null) {
2
            path = new Union();
2
            
3
            path.setProject(getProject());
3
anonymousSchema = new SchemaLocation();
4
        }
4
        }
5
        return path;
5
        anonymousSchema.setNamespace("(no namespace)");
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 having the same super class
Number of node comparisons7
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (path == null)
    1
    if (path == null)
    1
    if (anonymousSchema == null)
    Differences
    Expression1Expression2Difference
    pathanonymousSchemaVARIABLE_NAME_MISMATCH
    org.apache.tools.ant.types.resources.Unionorg.apache.tools.ant.taskdefs.optional.SchemaValidate.SchemaLocationVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.apache.tools.ant.types.resources.Union of variable path does not match with type org.apache.tools.ant.taskdefs.optional.SchemaValidate.SchemaLocation of variable anonymousSchema
    • Make classes org.apache.tools.ant.types.resources.Union and org.apache.tools.ant.taskdefs.optional.SchemaValidate.SchemaLocation extend a common superclass
    1
    if (anonymousSchema == null)
                                                                                    
    2
    anonymousSchema = new SchemaLocation();
    2
    path = new Union();
                                            
    3
    path.setProject(getProject());
                                                                      
                                                                                                        
    3
    anonymousSchema.setNamespace("(no namespace)");
    4
    return path;
    4
    return path;
    Preondition Violations
    Unmatched return path;
                                  
    Precondition Violations (2)
    Row Violation
    1Type org.apache.tools.ant.types.resources.Union of variable path does not match with type org.apache.tools.ant.taskdefs.optional.SchemaValidate.SchemaLocation of variable anonymousSchema
    2Unmatched return path;