java实体类和json串字段名称不一致或者与map中字段名称不一致使用注解转化

package yuanCheng;
import java.text.MessageFormat;

import java.util.ArrayList;

import java.util.List;

import java.util.Map;
import com.alibaba.fastjson.JSONObject;

import com.alibaba.fastjson.annotation.JSONField;
import yuanCheng.bean.NeedInfo;

import yuanCheng.constant.SapConstant;
public class Controller {
	public static void main(String[] args) {

		// TODO Auto-generated method stub

		init("SP","S");

	}

	public static void init(String company, String cardType) {

		//String url=String.format(SapConstant.PARTNER_INIT +"?Company={0}&CardType={1}",company,cardType);

		String url = MessageFormat.format(SapConstant.PARTNER_INIT,company,cardType);//封装请求路径和请求参数

		System.out.println("url==========="+url);

		String res = HttpUtil.doGet(url,null);//发送远程get请求

		Map<String,Object> result = JSONObject.parseObject(res, Map.class);//将json串转换成map类型

		System.out.println("result====="+result);

		Map<String,Object>data=JSONObject.parseObject(JSONObject.toJSONString(result.get("data")),Map.class);//获取data对象中的值
		List<Map<String,Object>>list=getList(data.get("placeOfDelivery"));//获取placeOfDelivery中的值转换成list

		System.out.println("list=============="+list);

		System.out.println("getlistValue======"+list.get(0));

		//将map转换成实体类中的值

		NeedInfo info=JSONObject.parseObject(JSONObject.toJSONString(list.get(0)),NeedInfo.class);//将map中的值放入实体类中，实体类名称和map字段名称不一致使用@JSONField(name="lineNum")注解转换

		System.out.println("将名称不一致字段的值放入对应字段中info============"+info);
	}

	//将object类型的list转换成list

	public static List<Map<String,Object>>getList(Object obj){

		 List<Map<String,Object>> result = new ArrayList<>();

		    if (obj instanceof List<?>) {

		        for (Object o : (List<?>) obj) {

		            result.add(Map.class.cast(o));

		        }

		    }

		    result.forEach(System.out::println); // 输出：1 ab

		return result;

	}
}

　　//实体类

package yuanCheng.bean;
import java.io.Serializable;
import com.alibaba.fastjson.annotation.JSONField;

public class NeedInfo implements Serializable{

	/**

	 *

	 */

	private static final long serialVersionUID = 1L;

	@JSONField(name="lineNum")

	private String line;

	@JSONField(name="value")

	private String valueName;

	public String getLine() {

		return line;

	}

	public void setLine(String line) {

		this.line = line;

	}

	public String getValueName() {

		return valueName;

	}

	public void setValueName(String valueName) {

		this.valueName = valueName;

	}

	@Override

	public String toString() {

		return "NeedInfo [line=" + line + ", valueName=" + valueName + "]";

	}
}

　　//远程调用接口util类

package yuanCheng;
import org.apache.http.client.ResponseHandler;

import org.apache.http.client.methods.HttpGet;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.entity.StringEntity;

import org.apache.http.impl.client.BasicResponseHandler;

import org.apache.http.impl.client.CloseableHttpClient;

import org.apache.http.impl.client.HttpClients;
/**

 * create by Dell on 2020/6/17

 */

public class HttpUtil {

	//get请求

	public static String doGet(String url,String authValue){

		String result = null;

		CloseableHttpClient httpClient = HttpClients.createDefault();

		ResponseHandler<String> responseHandler = new BasicResponseHandler();

		try {

			HttpGet httpGet = new HttpGet(url);

			httpGet.setHeader("Content-type", "application/json");

			if(null!=authValue){

				httpGet.setHeader("Authorization","Bearer "+authValue);

			}

			result = httpClient.execute(httpGet, responseHandler);

		} catch (Exception e) {

			e.printStackTrace();

		}

		finally {

			try {

				httpClient.close();

			} catch (Exception e) {

				System.out.println(e.getMessage());

			}

		}

		return result ;

	}
	// post请求参数为json格式

	public static String doJsonPost(String url, String json,String authValue) {

		String result = null;

		CloseableHttpClient httpClient = HttpClients.createDefault();

		ResponseHandler<String> responseHandler = new BasicResponseHandler();

		try {

			HttpPost httpPost = new HttpPost(url);

			StringEntity requestEntity = new StringEntity(json, "utf-8");

			requestEntity.setContentEncoding("UTF-8");

			httpPost.setHeader("Content-type", "application/json");

			if(null!=authValue){

				httpPost.setHeader("Authorization","Bearer "+authValue);

			}

			httpPost.setEntity(requestEntity);

			result = httpClient.execute(httpPost, responseHandler);

		} catch (Exception e) {

			System.out.println(e.getMessage());

		} finally {

			try {

				httpClient.close();

			} catch (Exception e) {

				System.out.println(e.getMessage());

			}

		}

		return result;

	}

}