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/*
* Copyright 2015 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:
*
* 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 org.glowroot.shaded.netty.buffer;
/**
* Metrics for a chunk.
*/
public interface PoolChunkMetric {
/**
* Return the percentage of the current usage of the chunk.
*/
int usage();
/**
* Return the size of the chunk in bytes, this is the maximum of bytes that can be served out of the chunk.
*/
int chunkSize();
/**
* Return the number of free bytes in the chunk.
*/
int freeBytes();
}