io.netty.handler.codec.compression.ZstdConstants Maven / Gradle / Ivy
/*
* 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;
final class ZstdConstants {
/**
* Default compression level
*/
static final int DEFAULT_COMPRESSION_LEVEL = 3;
/**
* Max compression level
*/
static final int MAX_COMPRESSION_LEVEL = 22;
/**
* 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() { }
}
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