org.apache.dubbo.metadata

接口 WritableMetadataService

所有超级接口:

MetadataService

所有已知实现类:

AbstractAbstractWritableMetadataService, InMemoryWritableMetadataService, RemoteWritableMetadataService

@SPI(value="local")
public interface WritableMetadataService
extends MetadataService

Local MetadataService that extends MetadataService and provides the modification, which is used for Dubbo's consumers and providers.

从以下版本开始:

2.7.5

字段概要

从接口继承的字段 org.apache.dubbo.metadata.MetadataService

ALL_SERVICE_INTERFACES, ALL_SERVICE_NAMES, DEFAULT_EXTENSION, SERVICE_INTERFACE_NAME, VERSION

方法概要

限定符和类型	方法和说明
boolean	exportURL(org.apache.dubbo.common.URL url) Exports a URL
static WritableMetadataService	getDefaultExtension() Get the defautl extension of WritableMetadataService
static WritableMetadataService	getExtension(String name)
void	publishServiceDefinition(org.apache.dubbo.common.URL url)
default boolean	refreshMetadata(String exportedRevision, String subscribedRevision) 已过时。 Recommend to use MetadataServiceExporter since 2.7.8
default String	serviceName() Gets the current Dubbo Service name
boolean	subscribeURL(org.apache.dubbo.common.URL url) Subscribes a URL
boolean	unexportURL(org.apache.dubbo.common.URL url) Unexports a URL
boolean	unsubscribeURL(org.apache.dubbo.common.URL url) Unsubscribes a URL

从接口继承的方法 org.apache.dubbo.metadata.MetadataService

getExportedURLs, getExportedURLs, getExportedURLs, getExportedURLs, getExportedURLs, getServiceDefinition, getServiceDefinition, getSubscribedURLs, isMetadataServiceURL, toSortedStrings, toSortedStrings, toURLs, version

方法详细资料

serviceName

default String serviceName()

Gets the current Dubbo Service name

指定者:

serviceName 在接口中 MetadataService

返回:

non-null

exportURL

boolean exportURL(org.apache.dubbo.common.URL url)

Exports a URL

参数:

url - a URL

返回:

If success , return true

unexportURL

boolean unexportURL(org.apache.dubbo.common.URL url)

Unexports a URL

参数:

url - a URL

返回:

If success , return true

refreshMetadata

@Deprecated
default boolean refreshMetadata(String exportedRevision,
                                            String subscribedRevision)

已过时。 Recommend to use MetadataServiceExporter since 2.7.8

fresh Exports

返回:

If success , return true

subscribeURL

boolean subscribeURL(org.apache.dubbo.common.URL url)

Subscribes a URL

参数:

url - a URL

返回:

If success , return true

unsubscribeURL

boolean unsubscribeURL(org.apache.dubbo.common.URL url)

Unsubscribes a URL

参数:

url - a URL

返回:

If success , return true

publishServiceDefinition

void publishServiceDefinition(org.apache.dubbo.common.URL url)

getDefaultExtension

static WritableMetadataService getDefaultExtension()

Get the defautl extension of WritableMetadataService

返回:

non-null

另请参阅:

InMemoryWritableMetadataService

getExtension

static WritableMetadataService getExtension(String name)