| /* |
| * 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.invertedindex.dataflow; |
| |
| import edu.uci.ics.hyracks.api.context.IHyracksTaskContext; |
| import edu.uci.ics.hyracks.api.dataflow.IOperatorNodePushable; |
| import edu.uci.ics.hyracks.api.dataflow.value.IBinaryComparatorFactory; |
| import edu.uci.ics.hyracks.api.dataflow.value.IRecordDescriptorProvider; |
| import edu.uci.ics.hyracks.api.dataflow.value.ITypeTraits; |
| import edu.uci.ics.hyracks.api.job.IOperatorDescriptorRegistry; |
| import edu.uci.ics.hyracks.dataflow.std.file.IFileSplitProvider; |
| import edu.uci.ics.hyracks.storage.am.common.api.IIndexLifecycleManagerProvider; |
| import edu.uci.ics.hyracks.storage.am.common.api.IModificationOperationCallbackFactory; |
| import edu.uci.ics.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory; |
| import edu.uci.ics.hyracks.storage.am.common.dataflow.IndexBulkLoadOperatorNodePushable; |
| import edu.uci.ics.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory; |
| import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory; |
| import edu.uci.ics.hyracks.storage.common.IStorageManagerInterface; |
| import edu.uci.ics.hyracks.storage.common.file.NoOpLocalResourceFactoryProvider; |
| |
| public class LSMInvertedIndexBulkLoadOperatorDescriptor extends AbstractLSMInvertedIndexOperatorDescriptor { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private final int[] fieldPermutation; |
| private final boolean verifyInput; |
| private final long numElementsHint; |
| |
| public LSMInvertedIndexBulkLoadOperatorDescriptor(IOperatorDescriptorRegistry spec, int[] fieldPermutation, |
| boolean verifyInput, long numElementsHint, IStorageManagerInterface storageManager, |
| IFileSplitProvider fileSplitProvider, IIndexLifecycleManagerProvider lifecycleManagerProvider, |
| ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenComparatorFactories, |
| ITypeTraits[] invListsTypeTraits, IBinaryComparatorFactory[] invListComparatorFactories, |
| IBinaryTokenizerFactory tokenizerFactory, IIndexDataflowHelperFactory invertedIndexDataflowHelperFactory, |
| IModificationOperationCallbackFactory modificationOpCallbackFactory) { |
| super(spec, 1, 0, null, storageManager, fileSplitProvider, lifecycleManagerProvider, tokenTypeTraits, |
| tokenComparatorFactories, invListsTypeTraits, invListComparatorFactories, tokenizerFactory, |
| invertedIndexDataflowHelperFactory, null, false, NoOpLocalResourceFactoryProvider.INSTANCE, |
| NoOpOperationCallbackFactory.INSTANCE, modificationOpCallbackFactory); |
| this.fieldPermutation = fieldPermutation; |
| this.verifyInput = verifyInput; |
| this.numElementsHint = numElementsHint; |
| } |
| |
| @Override |
| public IOperatorNodePushable createPushRuntime(IHyracksTaskContext ctx, |
| IRecordDescriptorProvider recordDescProvider, int partition, int nPartitions) { |
| return new IndexBulkLoadOperatorNodePushable(this, ctx, partition, fieldPermutation, 1.0f, verifyInput, |
| numElementsHint, recordDescProvider); |
| } |
| } |