程序包 org.apache.dubbo.config.utils

类 ReferenceConfigCache

java.lang.Object

org.apache.dubbo.config.utils.ReferenceConfigCache

public class ReferenceConfigCache
extends Object

A simple util class for cache ReferenceConfigBase.

ReferenceConfigBase is a heavy Object, it's necessary to cache these object for the framework which create ReferenceConfigBase frequently.

You can implement and use your own ReferenceConfigBase cache if you need use complicate strategy.

嵌套类概要

嵌套类

修饰符和类型	类	说明
static interface	ReferenceConfigCache.KeyGenerator

字段概要

字段

修饰符和类型	字段	说明
static ReferenceConfigCache.KeyGenerator	DEFAULT_KEY_GENERATOR	Create the key with the Group, Interface and version attribute of ReferenceConfigBase.
static String	DEFAULT_NAME

方法概要

修饰符和类型	方法	说明
void	destroy(Class<?> type)
void	destroy(String key, Class<?> type)
<T> void	destroy(org.apache.dubbo.config.ReferenceConfigBase<T> referenceConfig)	clear and destroy one ReferenceConfigBase in the cache.
void	destroyAll()	clear and destroy all ReferenceConfigBase in the cache.
<T> T	get(Class<T> type)
<T> T	get(String key)
<T> T	get(String key, Class<T> type)	Fetch cache with the specified key.
<T> T	get(org.apache.dubbo.config.ReferenceConfigBase<T> referenceConfig)
<T> List<T>	getAll(Class<T> type)
static ReferenceConfigCache	getCache()	Get the cache use default name and DEFAULT_KEY_GENERATOR to generate cache key.
static ReferenceConfigCache	getCache(String name)	Get the cache use specified name and ReferenceConfigCache.KeyGenerator.
static ReferenceConfigCache	getCache(String name, ReferenceConfigCache.KeyGenerator keyGenerator)	Get the cache use specified ReferenceConfigCache.KeyGenerator.
ConcurrentMap<Class<?>,ConcurrentMap<String,Object>>	getProxies()
ConcurrentMap<String,org.apache.dubbo.config.ReferenceConfigBase<?>>	getReferredReferences()
String	toString()

从类继承的方法 java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

字段详细资料

DEFAULT_NAME

public static final String DEFAULT_NAME

另请参阅:

常量字段值

DEFAULT_KEY_GENERATOR

public static final ReferenceConfigCache.KeyGenerator DEFAULT_KEY_GENERATOR

Create the key with the Group, Interface and version attribute of ReferenceConfigBase.

key example: group1/org.apache.dubbo.foo.FooService:1.0.0.

方法详细资料

getCache

public static ReferenceConfigCache getCache()

Get the cache use default name and DEFAULT_KEY_GENERATOR to generate cache key. Create cache if not existed yet.

getCache

public static ReferenceConfigCache getCache(String name)

Get the cache use specified name and ReferenceConfigCache.KeyGenerator. Create cache if not existed yet.

getCache

public static ReferenceConfigCache getCache(String name,
                                            ReferenceConfigCache.KeyGenerator keyGenerator)

Get the cache use specified ReferenceConfigCache.KeyGenerator. Create cache if not existed yet.

get

public <T> T get(org.apache.dubbo.config.ReferenceConfigBase<T> referenceConfig)

get

public <T> T get(String key,
                 Class<T> type)

Fetch cache with the specified key. The key is decided by KeyGenerator passed-in. If the default KeyGenerator is used, then the key is in the format of group/interfaceClass:version

类型参数:

T - object type

参数:

key - cache key

type - object class

返回:

object from the cached ReferenceConfigBase

另请参阅:

ReferenceConfigCache.KeyGenerator.generateKey(ReferenceConfigBase)

get

public <T> T get(String key)

getAll

public <T> List<T> getAll(Class<T> type)

get

public <T> T get(Class<T> type)

destroy

public void destroy(String key,
                    Class<?> type)

destroy

public void destroy(Class<?> type)

destroy

public <T> void destroy(org.apache.dubbo.config.ReferenceConfigBase<T> referenceConfig)

clear and destroy one ReferenceConfigBase in the cache.

参数:

referenceConfig - use for create key.

destroyAll

public void destroyAll()

clear and destroy all ReferenceConfigBase in the cache.

getReferredReferences

public ConcurrentMap<String,org.apache.dubbo.config.ReferenceConfigBase<?>> getReferredReferences()

getProxies

public ConcurrentMap<Class<?>,ConcurrentMap<String,Object>> getProxies()

toString

public String toString()

覆盖:

toString 在类中 Object