Package org.apache.logging.log4j.core.util.internal.instant

Class InstantPatternThreadLocalCachedFormatter

java.lang.Object

org.apache.logging.log4j.core.util.internal.instant.InstantPatternThreadLocalCachedFormatter

All Implemented Interfaces:

InstantFormatter, InstantPatternFormatter

final class InstantPatternThreadLocalCachedFormatter
extends Object
implements InstantPatternFormatter

An InstantFormatter wrapper caching the last formatted output in a ThreadLocal and trying to reuse it.

Since:

2.25.0

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.logging.log4j.core.util.internal.instant.InstantPatternFormatter

InstantPatternFormatter.Builder

Field Summary

Fields

Modifier and Type	Field	Description
private final ThreadLocal<Object[]>	epochInstantAndBufferRef
private final Function<Instant,Long>	epochInstantExtractor
private final InstantPatternFormatter	formatter
private final ChronoUnit	precision

Fields inherited from interface org.apache.logging.log4j.core.util.internal.instant.InstantPatternFormatter

LEGACY_FORMATTERS_ENABLED

Constructor Summary

Constructors

Modifier	Constructor	Description
private	InstantPatternThreadLocalCachedFormatter(InstantPatternFormatter formatter, Function<Instant,Long> epochInstantExtractor, ChronoUnit precision)

Method Summary

Modifier and Type	Method	Description
private static Object[]	createEpochInstantAndBuffer()
private static ChronoUnit	effectivePrecision(InstantFormatter formatter, ChronoUnit cachePrecision)
void	formatTo(StringBuilder buffer, Instant instant)
Locale	getLocale()
String	getPattern()
ChronoUnit	getPrecision()
TimeZone	getTimeZone()
(package private) static InstantPatternThreadLocalCachedFormatter	ofMilliPrecision(InstantPatternFormatter formatter)
(package private) static InstantPatternThreadLocalCachedFormatter	ofSecondPrecision(InstantPatternFormatter formatter)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.logging.log4j.core.util.internal.instant.InstantFormatter

format

Field Details

formatter

private final InstantPatternFormatter formatter

epochInstantExtractor

private final Function<Instant,Long> epochInstantExtractor

epochInstantAndBufferRef

private final ThreadLocal<Object[]> epochInstantAndBufferRef

precision

private final ChronoUnit precision

Constructor Details

InstantPatternThreadLocalCachedFormatter

private InstantPatternThreadLocalCachedFormatter(InstantPatternFormatter formatter,
 Function<Instant,Long> epochInstantExtractor,
 ChronoUnit precision)

Method Details

createEpochInstantAndBuffer

private static Object[] createEpochInstantAndBuffer()

ofMilliPrecision

static InstantPatternThreadLocalCachedFormatter ofMilliPrecision(InstantPatternFormatter formatter)

ofSecondPrecision

static InstantPatternThreadLocalCachedFormatter ofSecondPrecision(InstantPatternFormatter formatter)

effectivePrecision

private static ChronoUnit effectivePrecision(InstantFormatter formatter,
 ChronoUnit cachePrecision)

getPrecision

public ChronoUnit getPrecision()

Specified by:

getPrecision in interface InstantFormatter

Returns:

the time precision of the formatted output

formatTo

public void formatTo(StringBuilder buffer,
 Instant instant)

Specified by:

formatTo in interface InstantFormatter

getPattern

public String getPattern()

Specified by:

getPattern in interface InstantPatternFormatter

getLocale

public Locale getLocale()

Specified by:

getLocale in interface InstantPatternFormatter

getTimeZone

public TimeZone getTimeZone()

Specified by:

getTimeZone in interface InstantPatternFormatter