lc/lc123/cloud/app/api/utils/HttpClient.java

package tqq9.lc123.cloud.app.api.utils;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import kd.bos.dataentity.entity.DynamicObject;
import kd.bos.logging.Log;
import kd.bos.logging.LogFactory;
import kd.bos.orm.query.QCP;
import kd.bos.orm.query.QFilter;
import kd.bos.servicehelper.BusinessDataServiceHelper;
import org.apache.commons.lang3.StringUtils;
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 org.springframework.web.util.UriComponentsBuilder;

import javax.json.JsonObject;
import java.net.ConnectException;
import java.util.Base64;
import java.util.HashMap;
import java.util.Map;

public class HttpClient {
    private static String URL;
    private static String USERNAME;
    private static String PASSWORD;
    static {
        DynamicObject URL = BusinessDataServiceHelper.loadSingle("tqq9_thirdconfig", "name",
                new QFilter[]{new QFilter("number", QCP.equals, "FinanceHub_Token_Url")});
        DynamicObject userName = BusinessDataServiceHelper.loadSingle("tqq9_thirdconfig", "name",
                new QFilter[]{new QFilter("number", QCP.equals, "FinanceHub_Token_Username ")});
        USERNAME = userName != null ? userName.getString("name") : null;
        DynamicObject passWord = BusinessDataServiceHelper.loadSingle("tqq9_thirdconfig", "name",
                new QFilter[]{new QFilter("number", QCP.equals, "FinanceHub_Token_Password")});
        PASSWORD = passWord != null ? passWord.getString("name") : null;
    }

    private static RestTemplate restTemplate = new RestTemplate();
    private final static Log logger = LogFactory.getLog(HttpClient.class);

    /**
     *
     * @param url 请求url
     * @param body 请求体
     * @param token_name  请求tokenname
     * @param token_access  请求token
     * @param queryMap  请求头query
     * @return
     * @throws ConnectException
     */
    public static ResponseEntity sendRequest(String url, Object body,String token_name ,String token_access,HashMap<String,String> queryMap,String requestType ) throws ConnectException {
        HttpHeaders headers = new HttpHeaders();
        if (StringUtils.isNotBlank(token_access)) {
            headers.set(token_name, token_access);
        }
        headers.set("Content-Type", "application/json;charset=UTF-8");
        headers.set("Accept", "application/json;charset=UTF-8");
        UriComponentsBuilder builder = UriComponentsBuilder.fromUriString(url);
        HttpMethod httpMethod = "POST".equalsIgnoreCase(requestType) ? HttpMethod.POST : HttpMethod.GET;
        if(!queryMap.isEmpty()){
            for (Map.Entry<String, String> map : queryMap.entrySet()) {
                builder.queryParam(map.getKey(),map.getValue());
            }
        }
        HttpEntity<String> requestEntity = new HttpEntity(JSON.toJSONString(body), headers);
        ResponseEntity<String> responseEntity = restTemplate.exchange(builder.build().toString(), httpMethod, requestEntity, String.class);
        return responseEntity;
    }

    /**
     * 财务中台token获取方法
     * @return
     * @throws ConnectException
     */
    public static String Bearer_Token() throws ConnectException {
        // 创建 Basic Auth 认证头
        String auth = USERNAME + ":" + PASSWORD;

        // 使用 Base64 编码进行认证
        String encodedAuth = Base64.getEncoder().encodeToString(auth.getBytes());

        // 创建请求头
//        Authorization：Basic encodedAuth
        HttpHeaders headers = new HttpHeaders();
        headers.set("Authorization", "Basic " + encodedAuth);
        HashMap<String, String> body = new HashMap<>();
        body.put("sid","ERP");
        ResponseEntity responseEntity = sendRequest(URL, body, null, null,null,Constants.POST);
        Object responseEntityBody = responseEntity.getBody();
        JSONObject jsonObject1 = JSON.parseObject(responseEntity.getBody().toString());
        String accessToken = jsonObject1.get("accessToken").toString();
        return accessToken;
    }
}