cn.crane4j.core.container

类 DefaultContainerManager

java.lang.Object

cn.crane4j.core.container.DefaultContainerManager

所有已实现的接口:

ConfigurableContainerProvider, ContainerManager, ContainerProvider

直接已知子类:

SimpleCrane4jGlobalConfiguration

public class DefaultContainerManager
extends Object
implements ContainerManager

A base implementation of ContainerManager.

作者:

huangchengxing

嵌套类概要

嵌套类

限定符和类型	类和说明
protected static class	DefaultContainerManager.CacheKey Cache key for namespace with provider name

字段概要

字段

限定符和类型	字段和说明
protected List<ContainerLifecycleProcessor>	containerLifecycleProcessorList Registered container lifecycle callbacks.
protected ConcurrentMap<Object,Object>	containerMap Container singleton caches.
protected Map<String,ContainerProvider>	containerProviderMap Registered container provider.

从接口继承的字段 cn.crane4j.core.container.ContainerManager

PROVIDER_NAME_PREFIX

构造器概要

构造器

构造器和说明
DefaultContainerManager()

方法概要

限定符和类型	方法和说明
void	clear() Clear all data caches.
boolean	containsContainer(String namespace) Whether this provider has container of given namespace.
protected @Nullable Container<Object>	createContainer(String namespace, ContainerDefinition definition) Create container comparator by given DefaultContainerManager.CacheKey.
protected @Nullable ContainerDefinition	createDefinition(Object cacheKey) Create definition by provider-based factory method.
Collection<Container<Object>>	getAllLimitedContainers() Get all limited containers.
protected Object	getCacheKey(String namespace) Get the cache key for container comparator.
<K> @Nullable Container<K>	getContainer(String namespace) Obtaining and caching container instances from provider or definition.
Collection<ContainerLifecycleProcessor>	getContainerLifecycleProcessors() Get all registered ContainerLifecycleProcessor.
<T extends ContainerProvider> T	getContainerProvider(String name) Get ContainerProvider by given name.
@Nullable ContainerDefinition	registerContainer(ContainerDefinition definition) Register container
boolean	registerContainerLifecycleProcessor(ContainerLifecycleProcessor lifecycle) Register ContainerLifecycleProcessor.
void	registerContainerProvider(String name, ContainerProvider containerProvider) Register ContainerProvider by given name.

从类继承的方法 java.lang.Object

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

从接口继承的方法 cn.crane4j.core.container.ContainerManager

canonicalNamespace, getContainer, registerContainer, registerContainer

字段详细资料

containerMap

protected final ConcurrentMap<Object,Object> containerMap

Container singleton caches.

containerLifecycleProcessorList

protected final List<ContainerLifecycleProcessor> containerLifecycleProcessorList

Registered container lifecycle callbacks.

containerProviderMap

protected final Map<String,ContainerProvider> containerProviderMap

Registered container provider.

构造器详细资料

DefaultContainerManager

public DefaultContainerManager()

方法详细资料

registerContainerLifecycleProcessor

public boolean registerContainerLifecycleProcessor(ContainerLifecycleProcessor lifecycle)

Register ContainerLifecycleProcessor.

指定者:

registerContainerLifecycleProcessor 在接口中 ContainerManager

参数:

lifecycle - lifecycle

返回:

whether the registration is successful

getContainerLifecycleProcessors

public Collection<ContainerLifecycleProcessor> getContainerLifecycleProcessors()

Get all registered ContainerLifecycleProcessor.

指定者:

getContainerLifecycleProcessors 在接口中 ContainerManager

返回:

ContainerLifecycleProcessor

registerContainerProvider

public void registerContainerProvider(String name,
                                      ContainerProvider containerProvider)

Register ContainerProvider by given name.

指定者:

registerContainerProvider 在接口中 ContainerManager

参数:

name - name

containerProvider - containerProvider

getContainerProvider

public <T extends ContainerProvider> T getContainerProvider(String name)

Get ContainerProvider by given name.

指定者:

getContainerProvider 在接口中 ContainerManager

参数:

name - name

返回:

ContainerProvider instance

registerContainer

public @Nullable ContainerDefinition registerContainer(ContainerDefinition definition)

Register container

指定者:

registerContainer 在接口中 ContainerManager

参数:

definition - definition of container

返回:

old definition

另请参阅:

ContainerLifecycleProcessor.whenRegistered(java.lang.Object, cn.crane4j.core.container.ContainerDefinition)

getContainer

public <K> @Nullable Container<K> getContainer(String namespace)

Obtaining and caching container instances from provider or definition.

指定者:

getContainer 在接口中 ContainerManager

指定者:

getContainer 在接口中 ContainerProvider

类型参数:

K - key type

参数:

namespace - namespace of container, which can also be the cache name for the container comparator.

返回:

container comparator

另请参阅:

ContainerLifecycleProcessor.whenCreated(cn.crane4j.core.container.ContainerDefinition, cn.crane4j.core.container.Container<java.lang.Object>)

getAllLimitedContainers

public Collection<Container<Object>> getAllLimitedContainers()

Get all limited containers.

指定者:

getAllLimitedContainers 在接口中 ContainerManager

返回:

limited containers

containsContainer

public boolean containsContainer(String namespace)

Whether this provider has container of given namespace.

指定者:

containsContainer 在接口中 ContainerProvider

参数:

namespace - namespace

返回:

boolean

clear

public void clear()

Clear all data caches.

指定者:

clear 在接口中 ContainerManager

另请参阅:

ContainerLifecycleProcessor.whenRegistered(java.lang.Object, cn.crane4j.core.container.ContainerDefinition)

createContainer

protected @Nullable Container<Object> createContainer(String namespace,
                                                      ContainerDefinition definition)

Create container comparator by given DefaultContainerManager.CacheKey.
if definition is null, then try to create and register definition by provider-based factory method first, then create and cache container comparator.

It may lock containerMap.

参数:

namespace - namespace

definition - definition of container

返回:

container comparator

另请参阅:

ContainerLifecycleProcessor.whenCreated(cn.crane4j.core.container.ContainerDefinition, cn.crane4j.core.container.Container<java.lang.Object>)

createDefinition

protected @Nullable ContainerDefinition createDefinition(Object cacheKey)

Create definition by provider-based factory method.
if namespace is not belonged to any container that has a specified provider, then return null.

参数:

cacheKey - namespace

返回:

container definition

另请参阅:

ContainerLifecycleProcessor.whenRegistered(java.lang.Object, cn.crane4j.core.container.ContainerDefinition)

getCacheKey

protected Object getCacheKey(String namespace)

Get the cache key for container comparator.

参数:

namespace - namespace of container, which can also be the cache name for the container comparator.

返回:

if namespace contains provider name, then return DefaultContainerManager.CacheKey, otherwise return String.

另请参阅:

ContainerManager.PROVIDER_NAME_PREFIX