使用RestTemplate远程调用

使用RestTemplate远程调用

package com.test.demo7000.resttemplate;

import com.google.gson.JsonObject;
import org.springframework.boot.web.client.RestTemplateBuilder;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.ResponseEntity;
import org.springframework.web.client.RestTemplate;

import java.time.Duration;

public class RestTemplateDemo4 {

    public static void main(String[] args) {
        RestTemplate restTemplate = new RestTemplateBuilder()
                .setConnectTimeout(Duration.ofSeconds(60000))
                .setReadTimeout(Duration.ofSeconds(60000))
                .build();
		// header
        HttpHeaders headers = new HttpHeaders();
        headers.add("Content-Type","application/json");
        headers.add("module","***");
        headers.add("action","get***");
		// body
        JsonObject body= new JsonObject();
        body.addProperty("transaction_id", "***");
        body.addProperty("ebay_itemid", "***");
		// 整合参数
        HttpEntity<String> entity = new HttpEntity<>(body.toString(), headers);
        // url
        String url = "http://***";
        // post调用,返回String
        ResponseEntity<String> result = restTemplate.exchange(url, HttpMethod.POST, entity, String.class);
        // 返回结果
        System.out.println(result.getBody());
    }

}