Package org.hibernate

Examples of org.hibernate.ScrollableResults.first()

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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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    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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        final ScrollableResults resultScroll = query.scroll(ScrollMode.FORWARD_ONLY);

        // resultScroll.last();
        // final int totalResults = resultScroll.getRowNumber() + 1;

        resultScroll.first();
        resultScroll.scroll(0);
        final List<Foo> fooPage = Lists.newArrayList();
        int i = 0;
        while (pageSize > i++) {
            fooPage.add((Foo) resultScroll.get(0));
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