/*
 * 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 org.apache.jena.tdb2.junit;

import org.apache.jena.dboe.base.file.*;
import org.apache.jena.dboe.base.record.RecordFactory;
import org.apache.jena.dboe.index.Index;
import org.apache.jena.dboe.index.IndexParams;
import org.apache.jena.dboe.index.RangeIndex;
import org.apache.jena.dboe.trans.bplustree.BPlusTree;
import org.apache.jena.dboe.trans.bplustree.BPlusTreeFactory;
import org.apache.jena.tdb2.params.StoreParams;
import org.apache.jena.tdb2.store.nodetable.NodeTable;
import org.apache.jena.tdb2.store.nodetable.NodeTableCache;
import org.apache.jena.tdb2.store.nodetable.NodeTableInline;
import org.apache.jena.tdb2.store.nodetable.NodeTableTRDF;
import org.apache.jena.tdb2.sys.SystemTDB;

/** Build things for non-transactional tests.
 * Sometimes, create a dataset and find the relevant part.
 */
public class BuildTestLib {

    public static RangeIndex buildRangeIndex(FileSet mem, RecordFactory factory, IndexParams indexParams) {
        BPlusTree bpt = BPlusTreeFactory.makeMem(5, factory.keyLength(), factory.valueLength());
        bpt.nonTransactional();
        return bpt;
    }

    public static NodeTable makeNodeTable(Location location, String basename, StoreParams params) {
        NodeTable nt = makeNodeTableBase(location, basename, params);
        nt = NodeTableCache.create(nt, params);
        nt = NodeTableInline.create(nt);
        return nt;
    }

    public static NodeTable makeNodeTableBase(Location location, String basename, StoreParams params) {
        RecordFactory recordFactory = new RecordFactory(SystemTDB.LenNodeHash, SystemTDB.SizeOfNodeId);
        FileSet fs = new FileSet(location, basename);

        Index index = buildRangeIndex(fs, recordFactory, params);
        BinaryDataFile bdf = createBinaryDataFile(location, basename+"-data");
        NodeTable nt = new NodeTableTRDF(index, bdf);
        return nt;
    }

    /** Create a non-thread-safe BinaryDataFile*/
    public static BinaryDataFile createBinaryDataFile(Location loc, String name) {
        if ( loc.isMem() )
            return new BinaryDataFileMem();
        String filename = loc.getPath(name);
        return new BinaryDataFileRandomAccess(filename);
    }

}

