Package org.mariadb.jdbc.internal.util
Class ServerPrepareStatementCache
- java.lang.Object
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- java.util.AbstractMap<K,V>
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- java.util.HashMap<K,V>
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- java.util.LinkedHashMap<java.lang.String,ServerPrepareResult>
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- org.mariadb.jdbc.internal.util.ServerPrepareStatementCache
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Cloneable
,java.util.Map<java.lang.String,ServerPrepareResult>
public final class ServerPrepareStatementCache extends java.util.LinkedHashMap<java.lang.String,ServerPrepareResult>
- See Also:
- Serialized Form
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Constructor Summary
Constructors Modifier Constructor Description private
ServerPrepareStatementCache(int size, Protocol protocol)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static ServerPrepareStatementCache
newInstance(int size, Protocol protocol)
ServerPrepareResult
put(java.lang.String key, ServerPrepareResult result)
Associates the specified value with the specified key in this map.boolean
removeEldestEntry(java.util.Map.Entry eldest)
Remove eldestEntry.java.lang.String
toString()
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Methods inherited from class java.util.LinkedHashMap
clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, replaceAll, values
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Methods inherited from class java.util.HashMap
clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, putAll, putIfAbsent, remove, remove, replace, replace, size
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Field Detail
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maxSize
private final int maxSize
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protocol
private final Protocol protocol
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Constructor Detail
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ServerPrepareStatementCache
private ServerPrepareStatementCache(int size, Protocol protocol)
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Method Detail
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newInstance
public static ServerPrepareStatementCache newInstance(int size, Protocol protocol)
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removeEldestEntry
public boolean removeEldestEntry(java.util.Map.Entry eldest)
Remove eldestEntry.- Overrides:
removeEldestEntry
in classjava.util.LinkedHashMap<java.lang.String,ServerPrepareResult>
- Parameters:
eldest
- eldest entry- Returns:
- true if eldest entry must be removed
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put
public ServerPrepareResult put(java.lang.String key, ServerPrepareResult result)
Associates the specified value with the specified key in this map. If the map previously contained a mapping for the key, the existing cached prepared result shared counter will be incremented.- Specified by:
put
in interfacejava.util.Map<java.lang.String,ServerPrepareResult>
- Overrides:
put
in classjava.util.HashMap<java.lang.String,ServerPrepareResult>
- Parameters:
key
- keyresult
- new prepare result.- Returns:
- the previous value associated with key if not been deallocate, or null if there was no mapping for key.
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.util.AbstractMap<java.lang.String,ServerPrepareResult>
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