/**
* Copyright (C) 2014-2016 LinkedIn Corp. (pinot-core@linkedin.com)
*
* 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 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.linkedin.pinot.core.operator.blocks;
import com.linkedin.pinot.common.data.FieldSpec.DataType;
import com.linkedin.pinot.core.common.Block;
import com.linkedin.pinot.core.common.BlockDocIdSet;
import com.linkedin.pinot.core.common.BlockDocIdValueSet;
import com.linkedin.pinot.core.common.BlockId;
import com.linkedin.pinot.core.common.BlockMetadata;
import com.linkedin.pinot.core.common.BlockValSet;
import com.linkedin.pinot.core.common.Predicate;
import com.linkedin.pinot.core.io.reader.SingleColumnMultiValueReader;
import com.linkedin.pinot.core.operator.docvalsets.MultiValueSet;
import com.linkedin.pinot.core.segment.index.ColumnMetadata;
import com.linkedin.pinot.core.segment.index.readers.ImmutableDictionaryReader;
public class MultiValueBlock implements Block {
final SingleColumnMultiValueReader mVReader;
private final BlockId id;
private final ImmutableDictionaryReader dictionary;
final ColumnMetadata columnMetadata;
private Predicate predicate;
private BlockMetadataImpl blockMetadata;
public MultiValueBlock(BlockId id, SingleColumnMultiValueReader multiValueReader, ImmutableDictionaryReader dict,
ColumnMetadata metadata) {
mVReader = multiValueReader;
this.id = id;
dictionary = dict;
columnMetadata = metadata;
this.blockMetadata = new BlockMetadataImpl(metadata, dict);
}
public boolean hasDictionary() {
return true;
}
public boolean hasInvertedIndex() {
return columnMetadata.hasInvertedIndex();
}
public boolean isSingleValued() {
return columnMetadata.isSingleValue();
}
public int getMaxNumberOfMultiValues() {
return columnMetadata.getMaxNumberOfMultiValues();
}
public ImmutableDictionaryReader getDictionary() {
return dictionary;
}
public DataType getDataType() {
return columnMetadata.getDataType();
}
@Override
public BlockId getId() {
return id;
}
@Override
public boolean applyPredicate(Predicate predicate) {
throw new UnsupportedOperationException("cannnot setPredicate on data source blocks");
}
@Override
public BlockDocIdSet getBlockDocIdSet() {
throw new UnsupportedOperationException("cannnot getBlockDocIdSet on data source blocks");
}
@Override
public BlockValSet getBlockValueSet() {
return new MultiValueSet(mVReader, columnMetadata);
}
@Override
public BlockDocIdValueSet getBlockDocIdValueSet() {
return null;
}
@Override
public BlockMetadata getMetadata() {
return blockMetadata;
}
}