public void testBatchOrdering() { Session s = openSession(); s.beginTransaction(); int iterations = 12; for ( int i = 0; i < iterations; i++ ) { User user = new User( "user-" + i ); Group group = new Group( "group-" + i ); s.save( user ); s.save( group ); user.addMembership( group ); } StatsBatcher.reset(); s.getTransaction().commit(); s.close(); assertEquals( 6, StatsBatcher.batchSizes.size() ); // 2 batches of each insert statement s = openSession(); s.beginTransaction(); Iterator users = s.createQuery( "from User u left join fetch u.memberships m left join fetch m.group" ).list().iterator(); while ( users.hasNext() ) { s.delete( users.next() ); } s.getTransaction().commit(); s.close(); }
public void testIterateWithEvictBottomOfLoop() { Session s = openSession(); s.beginTransaction(); Set parents = new HashSet(); for (int i=0; i<5; i++) { Parent p = new Parent( String.valueOf( i + 100 ) ); Child child = new Child( "child" + i ); child.setParent( p ); p.getChildren().add( child ); s.save( p ); parents.add(p); } s.getTransaction().commit(); s.close(); s = openSession(); s.beginTransaction(); for (Iterator it = s.createQuery( "from Parent" ).iterate(); it.hasNext(); ) { Parent p = (Parent) it.next(); assertEquals( 1, p.getChildren().size() ); s.evict(p); } s.getTransaction().commit(); s.close(); s = openSession(); s.beginTransaction(); for (Iterator it=parents.iterator(); it.hasNext(); ) { s.delete(it.next()); } s.getTransaction().commit(); s.close(); }
Clone fragments detected by clone detection tool
File path: /hibernate-distribution-3.3.2.GA/project/testsuite/src/test/java/org/hibernate/test/insertordering/InsertOrderingTest.java File path: /hibernate-distribution-3.3.2.GA/project/testsuite/src/test/java/org/hibernate/test/reattachment/ProxyReattachmentTest.java
Method name: void testBatchOrdering() Method name: void testIterateWithEvictBottomOfLoop()
Number of AST nodes: 2 Number of AST nodes: 2
1
public void testBatchOrdering() {
1
public void testIterateWithEvictBottomOfLoop() {
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		Session s = openSession();
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		Session s = openSession();
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		s.beginTransaction();
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		s.beginTransaction();
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		int iterations = 12;
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		Set parents = new HashSet();
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		for ( int i = 0; i < iterations; i++ ) {
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		for (int i=0; i<5; i++) {
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			User user = new User( "user-" + i );
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			Parent p = new Parent( String.valueOf( i + 100 ) );
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			Group group = new Group( "group-" + i );
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			Child child = new Child( "child" + i );
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			s.save( user );
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			child.setParent( p );
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			s.save( group );
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			p.getChildren().add( child );
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			user.addMembership( group );
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			s.save( p );
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		}
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			parents.add(p);
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		StatsBatcher.reset();
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		}
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		s.getTransaction().commit();
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		s.getTransaction().commit();
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		s.close();
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		s.close();
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		assertEquals( 6, StatsBatcher.batchSizes.size() );  // 2 batches of each insert statement

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		s = openSession();

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		s.beginTransaction();

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		s = openSession();

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		for (Iterator it = s.createQuery( "from Parent" ).iterate(); it.hasNext(); ) {

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		s.beginTransaction();

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			Parent p = (Parent) it.next();

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		Iterator users = s.createQuery( "from User u left join fetch u.memberships m left join fetch m.group" ).list().iterator();

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			assertEquals( 1, p.getChildren().size() );

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		while ( users.hasNext() ) {

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			s.evict(p);

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			s.delete( users.next() );

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		}

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		}

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		s.getTransaction().commit();

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		s.getTransaction().commit();

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		s.close();

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		s.close();

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	}
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		s = openSession();

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		s.beginTransaction();

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		for (Iterator it=parents.iterator(); it.hasNext(); ) {

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			s.delete(it.next());

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		}

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		s.getTransaction().commit();

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		s.close();

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	}

					
					
						

							See real code fragment
							
							See real code fragment
						
					
					
				

			

			

			
    
			
			

			
    
			
			
  1. 
				
    
					{Non-refactorable}
				
    
				
    
					
    
						
    
							Mapping Summary
							
								
    
									Number of mapped statements3
								
    
								
    
									Number of unmapped statements in the first code fragment0
								
    
								
    
									Number of unmapped statements in the second code fragment0
								
    
								
    
									Time elapsed for statement mapping (ms)0.0
								
    
								
    
									Similarity Score1.000
								
    
							
    
								Clone typeType 2
							
    
						    			
						
    
					
				
    
			
    
			
    
				Mapped Statements
				
					
    
						ID
						Statement
						
						ID
						Statement
					
    
					
    17
    while (users.hasNext())
    17
    while (users.hasNext())
    23
    for (Iterator it = parents.iterator(); it.hasNext(); )
    Differences
    Expression1Expression2Difference
    usersitVARIABLE_NAME_MISMATCH
    java.util.Listjava.util.SetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.util.List of variable s.createQuery("from User u left join fetch u.memberships m left join fetch m.group").list() does not match with type java.util.Set of variable parents
    • Make classes java.util.List and java.util.Set extend a common superclass
    		23
    for (Iterator it = parents.iterator(); it.hasNext(); )
    18
    s.delete(users.next());
    18
    s.delete(users.next());
    24
    s.delete(it.next());
    Differences
    Expression1Expression2Difference
    usersitVARIABLE_NAME_MISMATCH
    		24
    s.delete(it.next());
    
				    
			
    
			
    
				Precondition Violations (1)
				
					
    
						Row
						Violation
					
    
					
    1Type java.util.List of variable s.createQuery("from User u left join fetch u.memberships m left join fetch m.group").list() does not match with type java.util.Set of variable parents
    
				    
			
    
			
    2.