在配置文件中配置多个consumer，可能@DubboReference引用不到正确consumer，永远只能取列表第一个consumer使用

server.port=8083

dubbo.application.name=rpc-two-consumer
dubbo.application.owner=com.test
dubbo.application.organization=test
dubbo.application.logger=slf4j
dubbo.application.compiler=javassist
dubbo.application.qosEnable=true

#RegistryConfig
dubbo.registries.registry-rpc-one.id=registry-rpc-one
dubbo.registries.registry-rpc-one.protocol=zookeeper
dubbo.registries.registry-rpc-one.client=curator
#两个不同集群的注册中心 其中一个
dubbo.registries.registry-rpc-one.address=localhost:2181
dubbo.registries.registry-rpc-one.group=dubbo/rpc-one-server

dubbo.consumers.consumer-rpc-one.registryIds=registry-rpc-one
dubbo.consumers.consumer-rpc-one.check=true
dubbo.consumers.consumer-rpc-one.timeout=15000

#dubbo.protocols.{protocol  bean name}.id
dubbo.registries.registry-rpc-two.id=registry-rpc-two
dubbo.registries.registry-rpc-two.protocol=zookeeper
dubbo.registries.registry-rpc-two.client=curator
#两个不同集群的注册中心 其中一个
dubbo.registries.registry-rpc-two.address=localhost:2181
dubbo.registries.registry-rpc-two.group=dubbo/rpc-two-server

dubbo.consumers.consumer-rpc-two.registryIds=registry-rpc-two
dubbo.consumers.consumer-rpc-two.check=true
dubbo.consumers.consumer-rpc-two.timeout=15000









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 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.dubbo.config.annotation;
import org.apache.dubbo.common.constants.ClusterRules;
import org.apache.dubbo.common.constants.LoadbalanceRules;
import org.apache.dubbo.common.constants.RegistryConstants;
import org.apache.dubbo.config.ReferenceConfigBase;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
 * An annotation used for referencing a Dubbo service.
 * <p>
 * <b>It is recommended to use @DubboReference on the @Bean method in the Java-config class, but not on the fields or setter methods to be injected.</b>
 * </p>
 *
 * Step 1: Register ReferenceBean in Java-config class:
 * <pre class="code">