Package org.apache.beam.sdk.io.gcp.spanner.changestreams.estimator

Class SizeEstimator<T>

java.lang.Object

org.apache.beam.sdk.io.gcp.spanner.changestreams.estimator.SizeEstimator<T>

All Implemented Interfaces:

Serializable

public class SizeEstimator<T>
extends Object
implements Serializable

This class is used to estimate the size in bytes of a given element. It uses the given Coder to calculate the size of the element.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
SizeEstimator(Coder<T> coder)

Method Summary

Modifier and Type	Method	Description
long	sizeOf(T element)	Estimates the size in bytes of the given element with the configured Coder .

Methods inherited from class java.lang.Object

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

Constructor Details

SizeEstimator

public SizeEstimator(Coder<T> coder)

Method Details

sizeOf

public long sizeOf(T element)

Estimates the size in bytes of the given element with the configured Coder .

Parameters:

element - the element instance to be estimated

Returns:

the estimated size in bytes of the given element