org.apache.calcite.benchmarks

Class StringConstructBenchmark.AppenderState

java.lang.Object

org.apache.calcite.benchmarks.StringConstructBenchmark.AppenderState

Enclosing class:

StringConstructBenchmark

public static class StringConstructBenchmark.AppenderState
extends Object

A state holding an Appendable object which is initialized after a fixed number of append operations.

Field Summary

Fields

Modifier and Type	Field and Description
private Appendable	appender The appender that is currently used.
String	appenderType The type of the appender to be initialised.
int	maxAppends The maximum number of appends before resetting the appender.
private int	nAppends The number of append operations performed so far.

Constructor Summary

Constructors

Constructor and Description
AppenderState()

Method Summary

Modifier and Type	Method and Description
(package private) Appendable	getOrCreateAppender()
private void	reset()
void	setup()

Methods inherited from class java.lang.Object

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

Field Detail

appenderType

public String appenderType

The type of the appender to be initialised.

maxAppends

public int maxAppends

The maximum number of appends before resetting the appender.

If the value is small then the appender is reinitialized very often, making the instantiation of the appender the dominant operation of the benchmark.

appender

private Appendable appender

The appender that is currently used.

nAppends

private int nAppends

The number of append operations performed so far.

Constructor Detail

AppenderState

public AppenderState()

Method Detail

setup

public void setup()

reset

private void reset()

getOrCreateAppender

Appendable getOrCreateAppender()