Package org.apache.druid.frame.channel

Class ByteTracker

java.lang.Object

org.apache.druid.frame.channel.ByteTracker

public class ByteTracker
extends Object

Tracks the byte usage with an upper bound bytes limit. Reservation of bytes beyond limit throws ResourceLimitExceededException.

Constructor Summary

Constructors

Constructor	Description
ByteTracker(long maxBytes)

Method Summary

Modifier and Type	Method	Description
void	release(long byteCount)
void	reserve(long byteCount)
static ByteTracker	unboundedTracker()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ByteTracker

public ByteTracker(long maxBytes)

Method Details

reserve

public void reserve(long byteCount)
             throws ResourceLimitExceededException

Throws:

ResourceLimitExceededException

release

public void release(long byteCount)

unboundedTracker

public static ByteTracker unboundedTracker()