/*******************************************************************************
* Copyright 2010 Cees De Groot, Alex Boisvert, Jan Kotek
*
* 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 de.mxro.thrd.jdbm2V22.recman;
/**
* This class represents a location within a file. Both physical and
* logical rowids are based on locations internally - this version is
* used when there is no file block to back the location's data.
*/
final class Location {
static long getBlock(long blockOffset){
return blockOffset >> 16;
}
static short getOffset(long blockOffset){
return (short) (blockOffset & 0xffff);
}
static long toLong(long block, short offset){
return (block << 16) + (long) offset;
}
}