| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.storage.am.lsm.btree.dataflow; |
| |
| import edu.uci.ics.hyracks.api.context.IHyracksTaskContext; |
| import edu.uci.ics.hyracks.storage.am.common.dataflow.IIndexOperatorDescriptor; |
| import edu.uci.ics.hyracks.storage.am.common.dataflow.IndexDataflowHelper; |
| import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackProvider; |
| import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationSchedulerProvider; |
| import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyProvider; |
| import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory; |
| import edu.uci.ics.hyracks.storage.am.lsm.common.dataflow.AbstractLSMIndexDataflowHelperFactory; |
| |
| public class LSMBTreeDataflowHelperFactory extends AbstractLSMIndexDataflowHelperFactory { |
| |
| private static final long serialVersionUID = 1L; |
| |
| public LSMBTreeDataflowHelperFactory(ILSMMergePolicyProvider mergePolicyProvider, |
| ILSMOperationTrackerFactory opTrackerFactory, ILSMIOOperationSchedulerProvider ioSchedulerProvider, |
| ILSMIOOperationCallbackProvider ioOpCallbackProvider, int memPageSize, int memNumPages) { |
| super(mergePolicyProvider, opTrackerFactory, ioSchedulerProvider, ioOpCallbackProvider, memPageSize, |
| memNumPages); |
| } |
| |
| @Override |
| public IndexDataflowHelper createIndexDataflowHelper(IIndexOperatorDescriptor opDesc, IHyracksTaskContext ctx, |
| int partition) { |
| return new LSMBTreeDataflowHelper(opDesc, ctx, partition, memPageSize, memNumPages, |
| mergePolicyProvider.getMergePolicy(ctx), opTrackerFactory, ioSchedulerProvider.getIOScheduler(ctx), |
| ioOpCallbackProvider); |
| } |
| } |