Package org.codelibs.fess.helper

Class CrawlerStatsHelper.StatsObject

java.lang.Object

java.util.AbstractMap<String,Long>

java.util.HashMap<String,Long>

java.util.LinkedHashMap<String,Long>

org.codelibs.fess.helper.CrawlerStatsHelper.StatsObject

All Implemented Interfaces:

Serializable, Cloneable, Map<String,Long>, SequencedMap<String,Long>

Enclosing class:

CrawlerStatsHelper

public static class CrawlerStatsHelper.StatsObject
extends LinkedHashMap<String,Long>

Statistics data object that stores timestamped events and maintains reference counting. Extends LinkedHashMap to store event names mapped to their timestamps. Includes reference counting for multi-threaded access tracking.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
protected final AtomicInteger	count	Atomic counter for tracking reference count across multiple threads.

Constructor Summary

Constructors

Constructor	Description
StatsObject()	Creates a new statistics object with the current timestamp as the begin time.

Method Summary

Modifier and Type	Method	Description
int	decrement()	Decrements the reference count for this statistics object.
int	increment()	Increments the reference count for this statistics object.

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, newLinkedHashMap, putFirst, putLast, removeEldestEntry, replaceAll, reversed, sequencedEntrySet, sequencedKeySet, sequencedValues, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, newHashMap, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, equals, hashCode, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from interface java.util.SequencedMap

firstEntry, lastEntry, pollFirstEntry, pollLastEntry

Field Details

count

protected final AtomicInteger count

Atomic counter for tracking reference count across multiple threads.

Constructor Details

StatsObject

public StatsObject()

Creates a new statistics object with the current timestamp as the begin time. Initializes the reference count to 1.

Method Details

increment

public int increment()

Increments the reference count for this statistics object.

Returns:

the new reference count after incrementing

decrement

public int decrement()

Decrements the reference count for this statistics object.

Returns:

the new reference count after decrementing