/* This file is part of VoltDB.
* Copyright (C) 2008-2017 VoltDB Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
package eng1969.procedures;
// import leveldb api
import org.voltdb.ProcInfo;
import org.voltdb.SQLStmt;
import org.voltdb.VoltDB;
import org.voltdb.VoltProcedure;
@ProcInfo(
partitionInfo = "backed.rowid_group:1",
singlePartition = true
)
/**
* Load the levelDB backing stor with raw data.
* This creates a 100% cold cache.
*/
public class CreateKey extends VoltProcedure {
public final SQLStmt unused = new SQLStmt("SELECT TOP 1 rowid FROM backed WHERE rowid = ?");
public long run(long rowid, long rowid_group, byte[] payload)
{
try {
DB db = m_site.getLevelDBInstance();
Long id = Long.valueOf(rowid);
Long group = Long.valueOf(rowid_group);
String key = group.toString() + "_" + id.toString();
db.put(key.getBytes(), payload);
} catch (Exception e) {
VoltDB.crashLocalVoltDB("Failed to put a DB key.", true, e);
}
return 1L;
}
}