if ( borrowedConnection == null ) { borrowedConnection = BorrowedConnectionProxy.generateProxy( this ); } return borrowedConnection;
if (batchFetchQueue==null) { batchFetchQueue = new BatchFetchQueue(this); } return batchFetchQueue;
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/engine/StatefulPersistenceContext.java
Method name: Connection borrowConnection() Method name: BatchFetchQueue getBatchFetchQueue()
Number of AST nodes: 3 Number of AST nodes: 3
1
if ( borrowedConnection == null ) {
1
if (batchFetchQueue==null) {
2
				borrowedConnection = BorrowedConnectionProxy.generateProxy( this );
2
			batchFetchQueue = new BatchFetchQueue(this);
3
			}
3
		}
4
			return borrowedConnection;
4
		return batchFetchQueue;
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
    5
    if (borrowedConnection == null)
    5
    if (borrowedConnection == null)
    1
    if (batchFetchQueue == null)
    Differences
    Expression1Expression2Difference
    borrowedConnectionbatchFetchQueueVARIABLE_NAME_MISMATCH
    java.sql.Connectionorg.hibernate.engine.BatchFetchQueueVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.sql.Connection of variable borrowedConnection does not match with type org.hibernate.engine.BatchFetchQueue of variable batchFetchQueue
    • Make classes java.sql.Connection and org.hibernate.engine.BatchFetchQueue extend a common superclass
    1
    if (batchFetchQueue == null)
                                                                                              
    2
    batchFetchQueue = new BatchFetchQueue(this);
    6
    borrowedConnection = BorrowedConnectionProxy.generateProxy(this);
                                                                                                                                        
                                                        
    3
    return batchFetchQueue;
    Preondition Violations
    Unmatched return batchFetchQueue;
    3
    return batchFetchQueue;
    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.hibernate.engine.BatchFetchQueue of variable batchFetchQueue
    2Unmatched return batchFetchQueue;
    3Unmatched return borrowedConnection;