com.alibaba.cloud.dubbo.annotation

注释类型 DubboTransported

@Retention(value=RUNTIME)
 @Target(value={TYPE,FIELD,METHOD,PARAMETER})
 @Documented
public @interface DubboTransported

@DubboTransported annotation indicates that the traditional Spring Cloud Service-to-Service call is transported by Dubbo under the hood, there are two main scenarios:

1. @FeignClient annotated classes:
   If @DubboTransported annotated classes, the invocation of all methods of @FeignClient annotated classes.
   If @DubboTransported annotated methods of @FeignClient annotated classes.
2. @LoadBalanced RestTemplate annotated field, method and parameters

作者:

Mercy

另请参阅:

FeignClient, LoadBalanced

可选元素概要

可选元素

限定符和类型	可选元素和说明
int	actives Maximum active requests allowed, default value is 0.
String	cache Specify cache implementation for service invocation, legal values include: lru, threadlocal, jcache.
String	cluster The cluster of Dubbo transport whose value could be used the placeholder "dubbo.transport.cluster".
int	connections Maximum connections service provider can accept, default value is 0 - connection is shared.
String[]	filter Filters for service invocation.
String[]	listener Listeners for service exporting and unexporting.
String	loadbalance Load balance strategy, legal values include: random, roundrobin, leastactive.
String[]	parameters Customized parameter key-value pair, for example: {key1, value1, key2, value2}.
String	protocol The protocol of Dubbo transport whose value could be used the placeholder "dubbo.transport.protocol".
String	reconnect Whether to reconnect if connection is lost, if not specify, reconnect is enabled by default, and the interval for retry connecting is 2000 ms.
int	retries Service invocation retry times.
int	timeout Timeout value for service invocation, default value is 0.

元素详细资料

protocol

public abstract String protocol

The protocol of Dubbo transport whose value could be used the placeholder "dubbo.transport.protocol".

返回:

the default protocol is "dubbo"

默认值:

"${dubbo.transport.protocol:dubbo}"

cluster

public abstract String cluster

The cluster of Dubbo transport whose value could be used the placeholder "dubbo.transport.cluster".

返回:

the default cluster is "failover"

默认值:

"${dubbo.transport.cluster:failover}"

reconnect

public abstract String reconnect

Whether to reconnect if connection is lost, if not specify, reconnect is enabled by default, and the interval for retry connecting is 2000 ms.

返回:

reconnect time

另请参阅:

Reference.reconnect()

默认值:

"${dubbo.transport.reconnect:2000}"

connections

public abstract int connections

Maximum connections service provider can accept, default value is 0 - connection is shared.

返回:

maximum connections

另请参阅:

Reference.connections()

默认值:

0

retries

public abstract int retries

Service invocation retry times.

返回:

retry times

另请参阅:

Reference.retries()

默认值:

2

loadbalance

public abstract String loadbalance

Load balance strategy, legal values include: random, roundrobin, leastactive.

返回:

load balance strategy

另请参阅:

Reference.loadbalance()

默认值:

"${dubbo.transport.loadbalance:}"

actives

public abstract int actives

Maximum active requests allowed, default value is 0.

返回:

maximum active requests

另请参阅:

Reference.actives()

默认值:

0

timeout

public abstract int timeout

Timeout value for service invocation, default value is 0.

返回:

timeout for service invocation

另请参阅:

Reference.timeout()

默认值:

0

cache

public abstract String cache

Specify cache implementation for service invocation, legal values include: lru, threadlocal, jcache.

返回:

specify cache implementation for service invocation

另请参阅:

Reference.cache()

默认值:

"${dubbo.transport.cache:}"

filter

public abstract String[] filter

Filters for service invocation.

返回:

filters for service invocation

另请参阅:

Filter, Reference.filter()

默认值:

{}

listener

public abstract String[] listener

Listeners for service exporting and unexporting.

返回:

listener

另请参阅:

ExporterListener, Reference.listener()

默认值:

{}

parameters

public abstract String[] parameters

Customized parameter key-value pair, for example: {key1, value1, key2, value2}.

返回:

parameters

另请参阅:

Reference.parameters()

默认值:

{}