/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.hp.hpl.jena.tdb.store.bulkloader2;
import org.apache.jena.atlas.lib.ColumnMap ;
import com.hp.hpl.jena.tdb.base.file.FileSet ;
import com.hp.hpl.jena.tdb.base.file.Location ;
import com.hp.hpl.jena.tdb.index.RangeIndex ;
import com.hp.hpl.jena.tdb.index.TupleIndex ;
import com.hp.hpl.jena.tdb.index.TupleIndexRecord ;
import com.hp.hpl.jena.tdb.sys.SetupTDB ;
public class IndexFactory
{
public static TupleIndex openTupleIndex(Location location, String indexName, String primary, String indexOrder, int readCacheSize, int writeCacheSize, int dftKeyLength, int dftValueLength)
{
// This should work but requires properties.
//return SetupTDB.makeTupleIndex(location, properties, indexName, primary, indexOrder, dftKeyLength)
// Migrate to TDB proper.
// Value part is null (zero length)
RangeIndex rIndex = openBPT(location, indexName, readCacheSize, writeCacheSize, dftKeyLength, dftValueLength) ;
TupleIndex tupleIndex = new TupleIndexRecord(primary.length(), new ColumnMap(primary, indexOrder), indexOrder, rIndex.getRecordFactory(), rIndex) ;
return tupleIndex ;
}
public static RangeIndex openBPT(Location location, String indexName, int readCacheSize, int writeCacheSize, int dftKeyLength, int dftValueLength)
{
FileSet fileset = new FileSet(location, indexName) ;
return SetupTDB.makeBPlusTree(fileset, readCacheSize, writeCacheSize, dftKeyLength, dftValueLength) ;
}
}