Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.DeletionInfo

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        SSTableWriter writer = new SSTableWriter(tempSS.getPath(), 2);

        // Add rowA
        cfamily.addColumn(ByteBufferUtil.bytes("colName"), ByteBufferUtil.bytes("val"), System.currentTimeMillis());
        cfamily.addColumn(ByteBufferUtil.bytes("colName1"), ByteBufferUtil.bytes("val1"), System.currentTimeMillis());
        cfamily.delete(new DeletionInfo(0, 0));
        writer.append(Util.dk("rowA"), cfamily);

        SSTableReader reader = writer.closeAndOpenReader();
        // Export to JSON and verify
        File tempJson = File.createTempFile("CFWithDeletionInfo", ".json");
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        ColumnFamily cf = rm.addOrGet(cfDef.cfm);

        if (toRemove.isEmpty() && builder.componentCount() == 0)
        {
            // No columns specified, delete the row
            cf.delete(new DeletionInfo(params.timestamp, params.localDeletionTime));
        }
        else
        {
            if (isRange)
            {
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        {
            Map<?, ?> unparsedDeletionInfo = (Map<?, ?>) map.get("deletionInfo");
            Number number = (Number) unparsedDeletionInfo.get("markedForDeleteAt");
            long markedForDeleteAt = number instanceof Long ? (Long) number : ((Integer) number).longValue();
            int localDeletionTime = (Integer) unparsedDeletionInfo.get("localDeletionTime");
            columnContainer.setDeletionInfo(new DeletionInfo(markedForDeleteAt, localDeletionTime));
        }
    }
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        // one CF with columns timestamped before a delete in another cf
        ColumnFamily cf1 = TreeMapBackedSortedColumns.factory.create("Keyspace1", "Standard1");
        cf1.addColumn(column("one", "A", 0));

        ColumnFamily cf2 = TreeMapBackedSortedColumns.factory.create("Keyspace1", "Standard1");
        cf2.delete(new DeletionInfo(1L, (int) (System.currentTimeMillis() / 1000)));

        ColumnFamily resolved = RowDataResolver.resolveSuperset(Arrays.asList(cf1, cf2), System.currentTimeMillis());
        // no columns in the cf
        assertColumns(resolved);
        assertTrue(resolved.isMarkedForDelete());
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    public void testResolveMultipleDeleted()
    {
        // deletes and columns with interleaved timestamp, with out of order return sequence

        ColumnFamily cf1 = TreeMapBackedSortedColumns.factory.create("Keyspace1", "Standard1");
        cf1.delete(new DeletionInfo(0L, (int) (System.currentTimeMillis() / 1000)));

        // these columns created after the previous deletion
        ColumnFamily cf2 = TreeMapBackedSortedColumns.factory.create("Keyspace1", "Standard1");
        cf2.addColumn(column("one", "A", 1));
        cf2.addColumn(column("two", "A", 1));

        //this column created after the next delete
        ColumnFamily cf3 = TreeMapBackedSortedColumns.factory.create("Keyspace1", "Standard1");
        cf3.addColumn(column("two", "B", 3));

        ColumnFamily cf4 = TreeMapBackedSortedColumns.factory.create("Keyspace1", "Standard1");
        cf4.delete(new DeletionInfo(2L, (int) (System.currentTimeMillis() / 1000)));

        ColumnFamily resolved = RowDataResolver.resolveSuperset(Arrays.asList(cf1, cf2, cf3, cf4), System.currentTimeMillis());
        // will have deleted marker and one column
        assertColumns(resolved, "two");
        assertColumn(resolved, "two", "B", 3);
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        SSTableWriter writer = new SSTableWriter(tempSS.getPath(), 2);

        // Add rowA
        cfamily.addColumn(new QueryPath("Super4", ByteBufferUtil.bytes("superA"), ByteBufferUtil.bytes("colA")), ByteBufferUtil.bytes("valA"), System.currentTimeMillis());
        // set deletion info on the super col
        ((SuperColumn) cfamily.getColumn(ByteBufferUtil.bytes("superA"))).setDeletionInfo(new DeletionInfo(0, 0));
        writer.append(Util.dk("rowA"), cfamily);
        cfamily.clear();

        // Add rowB
        cfamily.addColumn(new QueryPath("Super4", ByteBufferUtil.bytes("superB"), ByteBufferUtil.bytes("colB")), ByteBufferUtil.bytes("valB"), System.currentTimeMillis());
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        // Add rowA
        cfamily.addColumn(new QueryPath("Standard1", null, ByteBufferUtil.bytes("colName")),
                ByteBufferUtil.bytes("val"), System.currentTimeMillis());
        cfamily.addColumn(new QueryPath("Standard1", null, ByteBufferUtil.bytes("colName1")),
                ByteBufferUtil.bytes("val1"), System.currentTimeMillis());
        cfamily.delete(new DeletionInfo(0, 0));
        writer.append(Util.dk("rowA"), cfamily);

        SSTableReader reader = writer.closeAndOpenReader();
        // Export to JSON and verify
        File tempJson = File.createTempFile("CFWithDeletionInfo", ".json");
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        {
            Map<?, ?> unparsedDeletionInfo = (Map<?, ?>) map.get("deletionInfo");
            Number number = (Number) unparsedDeletionInfo.get("markedForDeleteAt");
            long markedForDeleteAt = number instanceof Long ? (Long) number : ((Integer) number).longValue();
            int localDeletionTime = (Integer) unparsedDeletionInfo.get("localDeletionTime");
            columnContainer.setDeletionInfo(new DeletionInfo(markedForDeleteAt, localDeletionTime));
        }
    }
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        SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
        QueryFilter qf = QueryFilter.getNamesFilter(Util.dk("rowA"), new QueryPath("Super4", null, null), ByteBufferUtil.bytes("superA"));
        ColumnFamily cf = qf.getSSTableColumnIterator(reader).getColumnFamily();
        qf.collateOnDiskAtom(cf, Collections.singletonList(qf.getSSTableColumnIterator(reader)), Integer.MIN_VALUE);
        IColumn superCol = cf.getColumn(ByteBufferUtil.bytes("superA"));
        assertEquals("supercolumn deletion time did not match the expected time", new DeletionInfo(0, 0),
                ((SuperColumn) superCol).deletionInfo());
        assert superCol != null;
        assert superCol.getSubColumns().size() > 0;
        IColumn subColumn = superCol.getSubColumn(ByteBufferUtil.bytes("636f6c4141"));
        assert subColumn.value().equals(hexToBytes("76616c75654141"));
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        // Verify results
        SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
        QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), new QueryPath("Standard1"));
        OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
        ColumnFamily cf = iter.getColumnFamily();
        assertEquals(cf.deletionInfo(), new DeletionInfo(0, 0));
        while (iter.hasNext())
            cf.addAtom(iter.next());
        assert cf.getColumn(ByteBufferUtil.bytes("colAA")).value().equals(hexToBytes("76616c4141"));
        assert !(cf.getColumn(ByteBufferUtil.bytes("colAA")) instanceof DeletedColumn);
        IColumn expCol = cf.getColumn(ByteBufferUtil.bytes("colAC"));
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Related Classes of org.apache.cassandra.db.DeletionInfo

  • org.apache.cassandra.cql3.statements.DeleteStatement
  • org.apache.cassandra.db.composites.CType
  • org.apache.cassandra.db.marshal.AbstractType
  • org.apache.cassandra.io.sstable.SSTableUtils
  • org.apache.cassandra.service.RowResolverTest
  • org.apache.cassandra.tools.SSTableExport
  • org.apache.cassandra.tools.SSTableExportTest
  • org.apache.cassandra.tools.SSTableImport
  • org.apache.cassandra.tools.SSTableImportTest
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