io.airlift.compress.zstd.SequenceEncodingContext Maven / Gradle / Ivy
/*
* 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 io.airlift.compress.zstd;
import static io.airlift.compress.zstd.Constants.MAX_LITERALS_LENGTH_SYMBOL;
import static io.airlift.compress.zstd.Constants.MAX_MATCH_LENGTH_SYMBOL;
import static io.airlift.compress.zstd.Constants.MAX_OFFSET_CODE_SYMBOL;
class SequenceEncodingContext
{
private static final int MAX_SEQUENCES = Math.max(MAX_LITERALS_LENGTH_SYMBOL, MAX_MATCH_LENGTH_SYMBOL);
public final FseCompressionTable literalLengthTable = new FseCompressionTable(Constants.LITERAL_LENGTH_TABLE_LOG, MAX_LITERALS_LENGTH_SYMBOL);
public final FseCompressionTable offsetCodeTable = new FseCompressionTable(Constants.OFFSET_TABLE_LOG, MAX_OFFSET_CODE_SYMBOL);
public final FseCompressionTable matchLengthTable = new FseCompressionTable(Constants.MATCH_LENGTH_TABLE_LOG, MAX_MATCH_LENGTH_SYMBOL);
public final int[] counts = new int[MAX_SEQUENCES + 1];
public final short[] normalizedCounts = new short[MAX_SEQUENCES + 1];
}