io.netty.handler.codec.compression.ZstdConstants Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of redisson-all Show documentation

Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC

There is a newer version: 3.40.2

Show newest version

/*
 * Copyright 2021 The Netty Project
 *
 * The Netty Project 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:
 *
 *   https://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.netty.handler.codec.compression;

import com.github.luben.zstd.Zstd;

final class ZstdConstants {

    /**
     * Default compression level
     */
    static final int DEFAULT_COMPRESSION_LEVEL = Zstd.defaultCompressionLevel();

    /**
     * Min compression level
     */
    static final int MIN_COMPRESSION_LEVEL = Zstd.minCompressionLevel();

    /**
     * Max compression level
     */
    static final int MAX_COMPRESSION_LEVEL = Zstd.maxCompressionLevel();

    /**
     * Max block size
     */
    static final int MAX_BLOCK_SIZE = 1 << (DEFAULT_COMPRESSION_LEVEL + 7) + 0x0F;   //  32 M
    /**
     * Default block size
     */
    static final int DEFAULT_BLOCK_SIZE = 1 << 16;  // 64 KB

    private ZstdConstants() { }
}