if ( columns == null ) { throw new IllegalStateException( "No foriegn key columns were supplied!" ); } return columns;
if ( owner == null ) { owner = persistenceContext.getCollectionOwner( collectionRowKey, persister ); if ( owner == null ) { //TODO: This is assertion is disabled because there is a bug that means the // original owner of a transient, uninitialized collection is not known // if the collection is re-referenced by a different object associated // with the current Session //throw new AssertionFailure("bug loading unowned collection"); } }
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/hql/ast/tree/FromElementFactory.java File path: /hibernate-distribution-3.3.2.GA/project/core/src/main/java/org/hibernate/loader/Loader.java
Method name: String[] getColumns() Method name: void readCollectionElement(Object, Serializable, CollectionPersister, CollectionAliases, ResultSet, SessionImplementor)
Number of AST nodes: 3 Number of AST nodes: 3
1
if ( columns == null ) {
1
if ( owner == null ) {
2
			throw new IllegalStateException( "No foriegn key columns were supplied!" );
2
			
3
		}
4
		return columns;
3
	owner = persistenceContext.getCollectionOwner( collectionRowKey, persister );
4
				if ( owner == null ) {
5
					//TODO: This is assertion is disabled because there is a bug that means the
6
					//	  original owner of a transient, uninitialized collection is not known
7
					//	  if the collection is re-referenced by a different object associated
8
					//	  with the current Session
9
					//throw new AssertionFailure("bug loading unowned collection");
10
				}
11
			}
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 comparisons3
  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 fragment1
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                                                                                          
    8
    owner = persistenceContext.getCollectionOwner(collectionRowKey, persister);
    1
    if (columns == null)
    1
    if (columns == null)
    9
    if (owner == null)
    Differences
    Expression1Expression2Difference
    columnsownerVARIABLE_NAME_MISMATCH
    java.lang.String[]java.lang.ObjectVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.String[] of variable columns does not match with type java.lang.Object of variable owner
    • Make classes java.lang.String[] and java.lang.Object extend a common superclass
    9
    if (owner == null)
    2
    throw new IllegalStateException("No foriegn key columns were supplied!");
    2
    throw new IllegalStateException("No foriegn key columns were supplied!");
    Preondition Violations
    Unmatched throw new IllegalStateException("No foriegn key columns were supplied!");
                                                                                                                                                            
    3
    return columns;
    3
    return columns;
    Preondition Violations
    Unmatched return columns;
                                        
    Precondition Violations (3)
    Row Violation
    1Type java.lang.String[] of variable columns does not match with type java.lang.Object of variable owner
    2Unmatched throw new IllegalStateException("No foriegn key columns were supplied!");
    3Unmatched return columns;