import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer; //导入依赖的package包/类
@Bean
@Primary
public RestTemplate loadBalancedRestTemplate(RestTemplateCustomizer customizer) {
    RestTemplate template = Mockito.mock(RestTemplate.class);
    Mockito.when(template.exchange(Mockito.anyString(),
        Mockito.anyObject(), Mockito.anyObject(), Mockito.eq(String.class))).thenReturn(new ResponseEntity<String>(BODY, HttpStatus.OK));
    return template;
}
 

import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer; //导入依赖的package包/类
@Bean
public RestTemplateCustomizer restTemplateCustomizer(final RibbonClientHttpRequestFactory requestFactory) {
    return restTemplate -> {
        restTemplate.setRequestFactory(requestFactory);
        addConverters(restTemplate);
    };
}
 

import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer; //导入依赖的package包/类
@Bean
@Qualifier("loadBalancedRestTemplate")
   public RestTemplate loadBalancedRestTemplate(RestTemplateCustomizer customizer) {
       RestTemplate restTemplate = new RestTemplate();
       customizer.customize(restTemplate);
       return restTemplate;
   }
 

import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer; //导入依赖的package包/类
@Bean
public RestTemplate loadBalancedRestTemplate(RestTemplateCustomizer customizer) {
    RestTemplate restTemplate = new RestTemplate();
    customizer.customize(restTemplate);
    return restTemplate;
}
 

import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer; //导入依赖的package包/类
@Bean
@Primary
public RestTemplate loadBalancedRestTemplate(RestTemplateCustomizer customizer) {
    return null;
}
 

import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer; //导入依赖的package包/类
@Bean
   @LoadBalanced
public RestTemplate loadBalancedRestTemplate(RestTemplateCustomizer customizer) {
	return rest(customizer);
}
 

import org.springframework.cloud.client.loadbalancer.RestTemplateCustomizer; //导入依赖的package包/类
@Bean
public RestTemplateCustomizer restTemplateCustomizer(
		final RibbonClientHttpRequestFactory ribbonClientHttpRequestFactory) {
	return restTemplate -> restTemplate.setRequestFactory(ribbonClientHttpRequestFactory);
}