http-restTemplate方式调用

RestTemplate请求封装工具类

package com.zkml.logistics.web.utils;

import com.zkml.common.util.MyUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.*;
import org.springframework.util.MultiValueMap;
import org.springframework.web.client.RestTemplate;

import java.util.Map;

/**
 * RestTemplate请求封装工具类
public class RestTemplateUtil {

    private static final Logger logger = LoggerFactory.getLogger(RestTemplateUtil.class);

    private static RestTemplate TEMPLATE = new RestTemplate();

    /**
     * post方式提交实体类
     *
     * @param url
     * @param paramsMap
     * @return
     */
    public static String postForEntity(String url, Map<String, Object> paramsMap) {
        String json = MyUtil.getJsonString(paramsMap);
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_JSON);
        HttpEntity<String> httpEntity = new HttpEntity<>(json, headers);
        ResponseEntity response = TEMPLATE.postForEntity(url, httpEntity, String.class);
        logger.info("RestTemplate result:" + response.getBody());
        return response.getBody().toString();
    }

    /**
     * 带mlyToken请求，支持get/post等
     *
     * @param url
     * @param method
     * @param paramsMap
     * @param mlyToken
     * @return
     */
    public static String exchangeWithToken(String url, HttpMethod method, Map<String, Object> paramsMap, String mlyToken) {
        HttpHeaders headers = new HttpHeaders();
        headers.add("Authorization", mlyToken);
        ResponseEntity response;
        if(HttpMethod.POST == method){
            String json = MyUtil.getJsonString(paramsMap);
            headers.setContentType(MediaType.APPLICATION_JSON_UTF8);
            HttpEntity httpEntity = new HttpEntity<>(json, headers);
            response = TEMPLATE.postForEntity(url, httpEntity, String.class);
        }else if (HttpMethod.PUT == method){
            String json = MyUtil.getJsonString(paramsMap);
            headers.setContentType(MediaType.APPLICATION_JSON_UTF8);
            HttpEntity httpEntity = new HttpEntity<>(json, headers);
            response = TEMPLATE.exchange(url, method, httpEntity, String.class, paramsMap);
        }else{
            HttpEntity<MultiValueMap<String, Object>> httpEntity = new HttpEntity<>(null, headers);
            response = TEMPLATE.exchange(url, method, httpEntity, String.class, paramsMap);
        }
        logger.info("RestTemplate请求result:" + response.getBody());
        return response.getBody().toString();
    }
}