Package org.hibernate

Examples of org.hibernate.ScrollableResults.first()

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            cursor.last();
            int count = cursor.getRowNumber() + 1;
            log.debug("total documents in database: " + count);

            if (count > 0) {
                cursor.first(); // Reset to first result row
                int i = 0;
                while (true) {
                    i++;
                    Object o = cursor.get(0);
                    log.debug("indexing instance " + i + ": " + o);
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      {
        return arg0;
      }
    });
    ScrollableResults sr = q.scroll();
    sr.first();
    Object[] row = sr.get();
    assertEquals(1, row.length);
    Object obj = row[0];
    assertTrue(obj instanceof PartnerA);
    PartnerA obj2 = (PartnerA) obj;
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    results.beforeFirst();
    assertFalse( results.isFirst() );
    assertFalse( results.isLast() );
    assertFalse( results.next() );

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

    results.afterLast();
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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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