<dependency>
    <groupId>org.apache.httpcomponents.client5</groupId>
    <artifactId>httpclient5</artifactId>

　　　　<version>5.5.1</version>

</dependency>

package com.idmt.difyweb.config;

/*import org.apache.http.client.HttpClient;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;*/
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.ClientHttpRequestFactory;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.http.client.SimpleClientHttpRequestFactory;
import org.springframework.web.client.RestTemplate;

import java.time.Duration;

//使用案例 https://cloud.tencent.com/developer/article/1606785

@Configuration
public class RestTemplateConfig {
   /* @Bean
    public RestTemplate restTemplate(ClientHttpRequestFactory factory) {
        return new RestTemplate(factory);
    }

    @Bean
    public ClientHttpRequestFactory simpleClientHttpRequestFactory() {
        SimpleClientHttpRequestFactory factory = new SimpleClientHttpRequestFactory();
        //HttpComponentsClientHttpRequestFactory factory = new HttpComponentsClientHttpRequestFactory();
        factory.setReadTimeout(5000);  // 读取超时时间
        factory.setConnectTimeout(15000); // 连接超时时间
        return factory;
    }*/

    @Bean
    public RestTemplate restTemplate() {
        // 使用HttpComponentsClientHttpRequestFactory支持PATCH
        var requestFactory = new HttpComponentsClientHttpRequestFactory();
        requestFactory.setConnectTimeout(Duration.ofSeconds(5));
        requestFactory.setReadTimeout(Duration.ofSeconds(10));

        return new RestTemplate(requestFactory);
    }
}

@ResponseBody
    @GetMapping("/documentsstatusupdate")
    public String DocumentStatusUpdate(@RequestParam("document_id") String document_id,
                                       @RequestParam("document_statu") String document_statu
                                       ) {// 创建请求体
        String requestBody = "{\"document_ids\":[\""+document_id+"\"]}";

        String url = domainName + "datasets/" + difyDataId + "/documents/status/"+document_statu;
        ResponseEntity<String> response = restTemplate.exchange(
                url,
                HttpMethod.PATCH,
                getEntityJson(requestBody),
                String.class
        );
        return response.getBody();
    }

 private HttpEntity<String> getEntityJson(String postBody) {
        HttpHeaders headers = new HttpHeaders();
        headers.set("Authorization", "Bearer " + accessToken);
        headers.set("Content-Type", "application/json");
        HttpEntity<String> entity = new HttpEntity<String>(postBody, headers);
        return entity;
    }