Package com.hp.hpl.jena.tdb.base.recordbuffer

Examples of com.hp.hpl.jena.tdb.base.recordbuffer.RecordBufferPage

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        // Blocks in scan order
        try {
            while ( idx >= 0 )
            {
                if ( verbose ) System.out.printf("idx = %d\n", idx) ;
                RecordBufferPage page = recordPageMgr.getRead(idx) ;
                if ( verbose ) System.out.printf("%04d :: id=%04d -> link=%04d [count=%d, max=%d]\n", n, page.getId(), page.getLink(), page.getCount(), page.getMaxSize()) ;
                RecordBuffer rb = page.getRecordBuffer() ;
                if ( verbose ) System.out.printf("     :: %d %d\n", rb.getSize(), rb.maxSize() ) ;
                total += rb.size();
                idx = page.getLink() ;
                n++ ;
                recordPageMgr.release(page) ;
            }
        } catch (Exception ex)
        {
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        @Override
        protected Record rebalance(int id1, Record r1, int id2, Record r2)
        {
            RecordBufferPageMgr mgr = bpt.getRecordsMgr().getRecordBufferPageMgr() ;
            RecordBufferPage page1 = mgr.getWrite(id1) ;
            RecordBufferPage page2 = mgr.getWrite(id2) ;
           
            // Wrong calculatation.
            for ( int i = page2.getCount() ; i <  page1.getMaxSize()/2 ; i++ )
            {
                //shiftOneup(node1, node2) ;
                Record r = page1.getRecordBuffer().getHigh() ;
                page1.getRecordBuffer().removeTop() ;

                page2.getRecordBuffer().add(0, r) ;
            }

            mgr.put(page1) ;
            mgr.put(page2) ;
           
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        // Blocks in scan order
        try {
            while ( idx >= 0 )
            {
                if ( verbose ) System.out.printf("idx = %d\n", idx) ;
                RecordBufferPage page = recordPageMgr.getRead(idx) ;
                if ( verbose ) System.out.printf("%04d :: id=%04d -> link=%04d [count=%d, max=%d]\n", n, page.getId(), page.getLink(), page.getCount(), page.getMaxSize()) ;
                RecordBuffer rb = page.getRecordBuffer() ;
                if ( verbose ) System.out.printf("     :: %d %d\n", rb.getSize(), rb.maxSize() ) ;
                total += rb.size();
                idx = page.getLink() ;
                n++ ;
                recordPageMgr.release(page) ;
            }
        } catch (Exception ex)
        {
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    {
        divider() ;
        List<Pair<Integer, Record>> x = Iter.toList(iter) ;
        for (Pair<Integer, Record> pair : x )
        {
            RecordBufferPage rbp = recordPageMgr.getRead(pair.car()) ;
            System.out.printf("%s -- RecordBufferPage[id=%d,link=%d] (%d) -> [%s]\n", pair, rbp.getId(), rbp.getLink(), rbp.getCount(), rbp.getRecordBuffer().getHigh() ) ;
            recordPageMgr.release(rbp) ;
        }
        return x.iterator() ;
    }
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        List<Pair<Integer, Record>> x = Iter.toList(iter) ;
        System.out.printf(">>Packed data blocks\n") ;
        for (Pair<Integer, Record> pair : x )
        {
            System.out.printf("  %s\n",pair) ;
            RecordBufferPage rbp = recordPageMgr.getRead(pair.car()) ;
            //System.out.printf("RecordBufferPage[id=%d,link=%d] %d\n", rbp.getId(), rbp.getLink(), rbp.getCount() ) ;
            System.out.println(rbp) ;
            recordPageMgr.release(rbp) ;
        }
        System.out.printf("<<Packed data blocks\n") ;
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            peekIter = null ;
            return false ;
        }
       
        slot = peekIter.next() ;
        RecordBufferPage nextSlot = peekIter.peek() ;
        // If null, no slot ahead so no linkage field to set.
        if ( nextSlot != null )
            // Set the slot to the id of the next one
            slot.setLink(nextSlot.getId()) ;
        return true ;
    }
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    @Override
    public RecordBufferPage next()
    {
        if ( ! hasNext() ) throw new NoSuchElementException() ;
        RecordBufferPage rbp = slot ;
        slot = null ;
        return rbp ;
    }
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        @Override
        protected Record rebalance(int id1, Record r1, int id2, Record r2)
        {
            RecordBufferPageMgr mgr = bpt.getRecordsMgr().getRecordBufferPageMgr() ;
            RecordBufferPage page1 = mgr.getWrite(id1) ;
            RecordBufferPage page2 = mgr.getWrite(id2) ;
           
            // Wrong calculatation.
            for ( int i = page2.getCount() ; i <  page1.getMaxSize()/2 ; i++ )
            {
                //shiftOneup(node1, node2) ;
                Record r = page1.getRecordBuffer().getHigh() ;
                page1.getRecordBuffer().removeTop() ;

                page2.getRecordBuffer().add(0, r) ;
            }

            mgr.put(page1) ;
            mgr.put(page2) ;
           
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            peekIter = null ;
            return false ;
        }
       
        slot = peekIter.next() ;
        RecordBufferPage nextSlot = peekIter.peek() ;
        // If null, no slot ahead so no linkage field to set.
        if ( nextSlot != null )
            // Set the slot to the id of the next one
            slot.setLink(nextSlot.getId()) ;
        return true ;
    }
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    @Override
    public RecordBufferPage next()
    {
        if ( ! hasNext() ) throw new NoSuchElementException() ;
        RecordBufferPage rbp = slot ;
        slot = null ;
        return rbp ;
    }
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