com.facebook.presto.jdbc.internal.spi.PageSorter Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.jdbc.internal.spi;
import com.facebook.presto.jdbc.internal.spi.block.SortOrder;
import com.facebook.presto.jdbc.internal.spi.type.Type;
import java.util.List;
public interface PageSorter
{
/**
* @return Sorted synthetic addresses for pages. A synthetic address is encoded as a long with
* the high 32 bits containing the page index and the low 32 bits containing position index
*/
@Deprecated
long[] sort(List types, List pages, List sortChannels, List sortOrders, int expectedPositions);
int decodePageIndex(long address);
int decodePositionIndex(long address);
}