RestTemplate,Spring Web提供的轻量级HTTP Client,用于简化HTTP调用。
RestTemplate restTemplate = new RestTemplate();
String replay = restTemplate.getForObject("http://localhost:8080/get",String.class);
System.out.println(replay);
//占位符
replay = restTemplate.getForObject("http://localhost:8080/test/{id}",String.class,1);
获取相应码
ResponseEntity<String> responseEntity = restTemplate.getForEntity(url,String.class);
System.out.println(responseEntity.getBody());
System.out.println(responseEntity.getStatusCode());
发生post请求
RequstObject requestObject = RequstObject.builder()
.age(10)
.name("abc")
.build();
responseEntity = restTemplate.postForEntity(url,requestObject,String.class);
System.out.println(responseEntity.getBody());
System.out.println(responseEntity.getStatusCode());
spring集成如下
@Bean
public RestTemplate restTemplate(){
return new RestTemplate();
}