Package org.mariadb.jdbc.internal.io

Class LruTraceCache

java.lang.Object

java.util.AbstractMap<String,TraceObject>

java.util.HashMap<String,TraceObject>

java.util.LinkedHashMap<String,TraceObject>

org.mariadb.jdbc.internal.io.LruTraceCache

All Implemented Interfaces:

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

public class LruTraceCache
extends LinkedHashMap<String,TraceObject>

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
private AtomicLong	increment

Constructor Summary

Constructors

Constructor	Description
LruTraceCache()

Method Summary

Modifier and Type	Method	Description
void	clearMemory()	Permit to clear array's of array, to help garbage.
String	printStack()	Value of trace cache in a readable format.
TraceObject	put(TraceObject value)	Add value to map.
protected boolean	removeEldestEntry(Map.Entry<String,TraceObject> eldest)

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, newLinkedHashMap, putFirst, putLast, 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

increment

private AtomicLong increment

Constructor Details

LruTraceCache

public LruTraceCache()

Method Details

put

public TraceObject put(TraceObject value)

Add value to map.

Parameters:

value - value to add

Returns:

added value

removeEldestEntry

protected boolean removeEldestEntry(Map.Entry<String,TraceObject> eldest)

Overrides:

removeEldestEntry in class LinkedHashMap<String,TraceObject>

printStack

public String printStack()

Value of trace cache in a readable format.

Returns:

trace cache value

clearMemory

public void clearMemory()

Permit to clear array's of array, to help garbage.