Class DefaultCacheProvider

java.lang.Object

com.fasterxml.jackson.databind.cfg.DefaultCacheProvider

All Implemented Interfaces:

CacheProvider, Serializable

public class DefaultCacheProvider
extends Object
implements CacheProvider

The default implementation of CacheProvider. Configuration is builder-based via DefaultCacheProvider.Builder.

Users can either use this class or create their own CacheProvider implementation.

Since:

2.16

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DefaultCacheProvider.Builder	Builder offering fluent factory methods to configure DefaultCacheProvider, keeping it immutable.

Field Summary

Fields

Modifier and Type	Field	Description
protected final int	_maxDeserializerCacheSize	Maximum size of the LookupCache instance constructed by forDeserializerCache(DeserializationConfig).
protected final int	_maxSerializerCacheSize	Maximum size of the LookupCache instance constructed by forSerializerCache(SerializationConfig)
protected final int	_maxTypeFactoryCacheSize	Maximum size of the LookupCache instance constructed by forTypeFactory().

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	DefaultCacheProvider(int maxDeserializerCacheSize, int maxSerializerCacheSize, int maxTypeFactoryCacheSize)

Method Summary

Modifier and Type	Method	Description
protected <K,V> LookupCache<K,V>	_buildCache(int maxSize)
static DefaultCacheProvider.Builder	builder()
static CacheProvider	defaultInstance()
LookupCache<JavaType, JsonDeserializer<Object>>	forDeserializerCache(DeserializationConfig config)	Method to provide a LookupCache instance for constructing DeserializerCache.
LookupCache<TypeKey, JsonSerializer<Object>>	forSerializerCache(SerializationConfig config)	Method for constructing a LookupCache instance to be used by SerializerCache.
LookupCache<Object,JavaType>	forTypeFactory()	Method for constructing a LookupCache instance to be used by TypeFactory.

Methods inherited from class Object

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

Field Details

_maxDeserializerCacheSize

protected final int _maxDeserializerCacheSize

Maximum size of the LookupCache instance constructed by forDeserializerCache(DeserializationConfig).

See Also:

• DefaultCacheProvider.Builder.maxDeserializerCacheSize(int)

_maxSerializerCacheSize

protected final int _maxSerializerCacheSize

Maximum size of the LookupCache instance constructed by forSerializerCache(SerializationConfig)

See Also:

• DefaultCacheProvider.Builder.maxSerializerCacheSize(int)

_maxTypeFactoryCacheSize

protected final int _maxTypeFactoryCacheSize

Maximum size of the LookupCache instance constructed by forTypeFactory().

See Also:

• DefaultCacheProvider.Builder.maxTypeFactoryCacheSize(int)

Constructor Details

DefaultCacheProvider

protected DefaultCacheProvider(int maxDeserializerCacheSize,
 int maxSerializerCacheSize,
 int maxTypeFactoryCacheSize)

Method Details

defaultInstance

public static CacheProvider defaultInstance()

Returns:

Default DefaultCacheProvider instance using default configuration values.

forDeserializerCache

public LookupCache<JavaType, JsonDeserializer<Object>> forDeserializerCache(DeserializationConfig config)

Method to provide a LookupCache instance for constructing DeserializerCache. Implementation should match DeserializerCache(int).

Specified by:

forDeserializerCache in interface CacheProvider

Returns:

LookupCache instance for constructing DeserializerCache.

forSerializerCache

public LookupCache<TypeKey, JsonSerializer<Object>> forSerializerCache(SerializationConfig config)

Description copied from interface: CacheProvider

Method for constructing a LookupCache instance to be used by SerializerCache.

Specified by:

forSerializerCache in interface CacheProvider

Returns:

LookupCache instance for constructing SerializerCache.

forTypeFactory

public LookupCache<Object,JavaType> forTypeFactory()

Description copied from interface: CacheProvider

Method for constructing a LookupCache instance to be used by TypeFactory.

Specified by:

forTypeFactory in interface CacheProvider

Returns:

LookupCache instance for constructing TypeFactory.

_buildCache

protected <K,V> LookupCache<K,V> _buildCache(int maxSize)

builder

public static DefaultCacheProvider.Builder builder()

Returns:

DefaultCacheProvider.Builder instance for configuration.