org.apache.flink.runtime.state.gemini.engine.fs.FileID Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
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* 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
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*/
package org.apache.flink.runtime.state.gemini.engine.fs;
/**
* Interface for file id.
*
* File id is composed as at least two parts, one part is unique id which would increase by one and other part(s)
* is just for flag and would always stay the same.
*/
public interface FileID {
/**
* Returns the current id of all the parts and return as a integer.
*/
int get();
/**
* Returns the current unique id.
*/
int getUniqueID();
/**
* Returns the max allowed unique id.
*/
int getMaxAllowedUniqueID();
}