Examples of OnDiskAtomIterator

Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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     *  The returned column family won't be thread safe.
     */
    ColumnFamily filterColumnFamily(ColumnFamily cached, QueryFilter filter)
    {
        ColumnFamily cf = cached.cloneMeShallow(ArrayBackedSortedColumns.factory, filter.filter.isReversed());
        OnDiskAtomIterator ci = filter.getColumnFamilyIterator(cached);

        int gcBefore = gcBefore(filter.timestamp);
        filter.collateOnDiskAtom(cf, ci, gcBefore);
        return removeDeletedCF(cf, gcBefore);
    }
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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    {
        SSTableScanner slhs = lhs.getScanner();
        SSTableScanner srhs = rhs.getScanner();
        while (slhs.hasNext())
        {
            OnDiskAtomIterator ilhs = slhs.next();
            assert srhs.hasNext() : "LHS contained more rows than RHS";
            OnDiskAtomIterator irhs = srhs.next();
            assertContentEquals(ilhs, irhs);
        }
        assert !srhs.hasNext() : "RHS contained more rows than LHS";
    }
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        SSTableReader sstable = cfs.getSSTables().iterator().next();
        SSTableScanner scanner = sstable.getScanner(DataRange.allData(sstable.partitioner));
        assertTrue(scanner.hasNext());
        while(scanner.hasNext())
        {
            OnDiskAtomIterator iter = scanner.next();
            assertEquals(noTTLKey, iter.getKey());
        }
    }
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        CompactionManager.instance.performMaximal(cfs);
        assertEquals(1, cfs.getSSTables().size());

        // test the physical structure of the sstable i.e. rt & columns on disk
        SSTableReader sstable = cfs.getSSTables().iterator().next();
        OnDiskAtomIterator iter = sstable.getScanner().next();
        int cnt = 0;
        // after compaction, the first element should be an RT followed by the remaining non-deleted columns
        while(iter.hasNext())
        {
            OnDiskAtom atom = iter.next();
            if (cnt == 0)
                assertTrue(atom instanceof RangeTombstone);
            if (cnt > 0)
                assertTrue(atom instanceof Cell);
            cnt++;
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        // check that the shadowed column is gone
        SSTableReader sstable = cfs.getSSTables().iterator().next();
        Range keyRange = new Range<RowPosition>(key, sstable.partitioner.getMinimumToken().maxKeyBound());
        SSTableScanner scanner = sstable.getScanner(DataRange.forKeyRange(keyRange));
        OnDiskAtomIterator iter = scanner.next();
        assertEquals(key, iter.getKey());
        assert iter.next() instanceof RangeTombstone;
        assert !iter.hasNext();
    }
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Standard1", tempSS.getPath());

        // Verify results
        SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
        QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Standard1", System.currentTimeMillis());
        OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
        ColumnFamily cf = cloneForAdditions(iter);
        while (iter.hasNext()) cf.addAtom(iter.next());
        assert cf.getColumn(Util.cellname("colAA")).value().equals(hexToBytes("76616c4141"));
        assert !(cf.getColumn(Util.cellname("colAA")) instanceof DeletedCell);
        Cell expCol = cf.getColumn(Util.cellname("colAC"));
        assert expCol.value().equals(hexToBytes("76616c4143"));
        assert expCol instanceof ExpiringCell;
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Standard1", tempSS.getPath());

        // Verify results
        SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
        QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Standard1", System.currentTimeMillis());
        OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
        ColumnFamily cf = cloneForAdditions(iter);
        while (iter.hasNext()) cf.addAtom(iter.next());
        assert cf.getColumn(Util.cellname("colAA")).value().equals(hexToBytes("76616c4141"));
        assert !(cf.getColumn(Util.cellname("colAA")) instanceof DeletedCell);
        Cell expCol = cf.getColumn(Util.cellname("colAC"));
        assert expCol.value().equals(hexToBytes("76616c4143"));
        assert expCol instanceof ExpiringCell;
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        new SSTableImport().importJson(jsonUrl, "Keyspace1", "Standard1", tempSS.getPath());

        SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
        QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Standard1", System.currentTimeMillis());
        OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
        ColumnFamily cf = cloneForAdditions(iter);
        while (iter.hasNext())
            cf.addAtom(iter.next());
        assert cf.getColumn(Util.cellname("colAA")).value().equals(hexToBytes("76616c4141"));
        assert !(cf.getColumn(Util.cellname("colAA")) instanceof DeletedCell);
        Cell expCol = cf.getColumn(Util.cellname("colAC"));
        assert expCol.value().equals(hexToBytes("76616c4143"));
        assert expCol instanceof ExpiringCell;
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Standard1", tempSS.getPath());

        // Verify results
        SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
        QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Standard1", System.currentTimeMillis());
        OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
        ColumnFamily cf = cloneForAdditions(iter);
        assertEquals(cf.deletionInfo(), new DeletionInfo(0, 0));
        while (iter.hasNext())
            cf.addAtom(iter.next());
        assert cf.getColumn(Util.cellname("colAA")).value().equals(hexToBytes("76616c4141"));
        assert !(cf.getColumn(Util.cellname("colAA")) instanceof DeletedCell);
        Cell expCol = cf.getColumn(Util.cellname("colAC"));
        assert expCol.value().equals(hexToBytes("76616c4143"));
        assert expCol instanceof ExpiringCell;
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Examples of org.apache.cassandra.db.columniterator.OnDiskAtomIterator

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        new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Counter1", tempSS.getPath());

        // Verify results
        SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
        QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Counter1", System.currentTimeMillis());
        OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
        ColumnFamily cf = cloneForAdditions(iter);
        while (iter.hasNext()) cf.addAtom(iter.next());
        Cell c = cf.getColumn(Util.cellname("colAA"));
        assert c instanceof CounterCell : c;
        assert ((CounterCell) c).total() == 42;
    }
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