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:

java.io.Serializable

public class SizeEstimator<T>
extends java.lang.Object
implements java.io.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 and Description
SizeEstimator(Coder<T> coder)

Method Summary

Modifier and Type	Method and 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 Detail

SizeEstimator

public SizeEstimator(Coder<T> coder)

Method Detail

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