Package org.hibernate

Examples of org.hibernate.ScrollableResults.first()

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    // Finally, let's test a REAL screwup.
    hibQuery.setFirstResult( 3 );
    hibQuery.setMaxResults( 1 );

    results = hibQuery.scroll();
    results.first();
    Object[] result = results.get();
    assertEquals(1004, result[0]);

    results.last();
    result = results.get();
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    assertFalse( it.hasNext() );

    query = parser.parse( "summary:Festina" );
    hibQuery = s.createFullTextQuery( query, Clock.class, Book.class );
    ScrollableResults sr = hibQuery.scroll();
    assertTrue( sr.first() );
    assertNotNull( sr.get() );
    assertFalse( sr.next() );
    sr.close();

    query = parser.parse( "summary:Festina OR brand:seiko" );
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    projections.previous();
    projection = projections.get();
    checkProjectionLast( projection, s );

    projections.first();
    projection = projections.get();
    checkProjectionFirst( projection, s );

    projections.scroll( 2 );
    projection = projections.get();
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    results.beforeFirst();
    assertFalse( results.isFirst() );
    assertFalse( results.isLast() );
    assertFalse( results.previous() );

    assertTrue( results.first() );
    assertTrue( results.isFirst() );
    assertTrue( results.isLast() );
    assertFalse( results.next() );

    results.afterLast();
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    assertTrue( results.last() );
    assertTrue( results.isFirst() );
    assertTrue( results.isLast() );
    assertFalse( results.next() );

    assertTrue( results.first() );
    assertTrue( results.isFirst() );
    assertTrue( results.isLast() );   

    for ( int i=1; i<3; i++ ) {
      assertTrue( results.setRowNumber( 1 ) );
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    ScrollableResults results = s
            .createQuery( "from Animal a left join fetch a.offspring where a.description like :desc order by a.id" )
            .setString( "desc", "root%" )
            .scroll();

    results.first();
    Animal animal = ( Animal ) results.get( 0 );
    assertEquals( "first() did not return expected row", data.root1Id, animal.getId() );

    results.scroll( 1 );
    animal = ( Animal ) results.get( 0 );
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      iter.next();
      assertTrue( f1!=null && iter.get(0)==f2 );
      iter.getInteger(1);

      assertTrue( !iter.scroll(100) );
      assertTrue( iter.first() );
      assertTrue( iter.scroll(3) );
      Object f4 = iter.get(0);
      assertTrue( f4!=null );
      assertTrue( !iter.next() );
      assertTrue( iter.first() );
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      assertTrue( iter.first() );
      assertTrue( iter.scroll(3) );
      Object f4 = iter.get(0);
      assertTrue( f4!=null );
      assertTrue( !iter.next() );
      assertTrue( iter.first() );
      assertTrue( iter.get(0)==f1 );
      assertTrue( iter.last() );
      assertTrue( iter.get(0)==f4 );
      assertTrue( iter.previous() );
      txn.commit();
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      iter.next();
      assertTrue( f1!=null && iter.get(0)==f2 );
      iter.getInteger(1);

      assertTrue( !iter.scroll(100) );
      assertTrue( iter.first() );
      assertTrue( iter.scroll(3) );
      f4 = iter.get(0);
      assertTrue( f4!=null );
      assertTrue( !iter.next() );
      assertTrue( iter.first() );
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      assertTrue( iter.first() );
      assertTrue( iter.scroll(3) );
      f4 = iter.get(0);
      assertTrue( f4!=null );
      assertTrue( !iter.next() );
      assertTrue( iter.first() );
      assertTrue( iter.get(0)==f1 );
      assertTrue( iter.last() );
      assertTrue( iter.get(0)==f4 );
      assertTrue( iter.previous() );
      assertTrue( s.delete("from Foo")==4 );
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