if ( borrowedConnection == null ) { borrowedConnection = BorrowedConnectionProxy.generateProxy( this ); } return borrowedConnection;
if ( log == null ) { log = LoggerFactory.getLogger( getClass() ); } return log;
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/jdbc/ConnectionManager.java File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/type/NullableType.java
Method name: Connection borrowConnection() Method name: Logger log()
Number of AST nodes: 3 Number of AST nodes: 3
1
if ( borrowedConnection == null ) {
1
if ( 
2
				borrowedConnection = BorrowedConnectionProxy.generateProxy( this
2
log == null ) {
3
 );
3
			log = LoggerFactory.getLogger( getClass() );
4
			}
4
		}
5
			return borrowedConnection;
5
		return log;
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
    5
    if (borrowedConnection == null)
    5
    if (borrowedConnection == null)
    1
    if (log == null)
    Differences
    Expression1Expression2Difference
    borrowedConnectionlogVARIABLE_NAME_MISMATCH
    java.sql.Connectionorg.slf4j.LoggerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.sql.Connection of variable borrowedConnection does not match with type org.slf4j.Logger of variable log
    • Make classes java.sql.Connection and org.slf4j.Logger extend a common superclass
    1
    if (log == null)
                                                                                          
    2
    log = LoggerFactory.getLogger(getClass());
    6
    borrowedConnection = BorrowedConnectionProxy.generateProxy(this);
                                                                                                                                        
                                
    3
    return log;
    Preondition Violations
    Unmatched return log;
    3
    return log;
    7
    return borrowedConnection;
    7
    return borrowedConnection;
    Preondition Violations
    Unmatched return borrowedConnection;
                                                              
    Precondition Violations (3)
    Row Violation
    1Type java.sql.Connection of variable borrowedConnection does not match with type org.slf4j.Logger of variable log
    2Unmatched return log;
    3Unmatched return borrowedConnection;