package cn.nearf.ggz.utils;
import java.io.BufferedReader;
import java.io.IOException;import java.io.InputStreamReader;import java.net.URI;import java.net.URL;import java.net.URLConnection;import com.alibaba.fastjson.JSONObject;
public class MapStrategyUtils { public static String getHttpResponse(String serverUrl) { BufferedReader bf=null; StringBuffer result = null; try { //构造一个URI URI uri = new URI(serverUrl); //根据URI构造一个URL URL url = uri.toURL(); //返回一个 URLConnection 对象,它表示到 URL 所引用的远程对象的连接 URLConnection connection = url.openConnection(); //设置请求属性 connection.setRequestProperty("Content-type", "text/html"); connection.setRequestProperty("Accept-Charset", "utf-8"); connection.setRequestProperty("ContentType", "utf-8"); connection.connect(); result = new StringBuffer(); //读取打开的连接的输入流并放入到缓冲区中 bf= new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8")); String line; while((line=bf.readLine())!=null) { result.append(line); } return result.toString(); } catch (Exception e) { e.printStackTrace(); }finally { try { if(bf!=null) { bf.close(); } } catch (Exception e2) { e2.printStackTrace(); } } return null; } public static String distance(Double width,Integer strategy,Integer size,Double weight,Integer axis,String origin,String destination,Double height,Double load,String key) { String url="http://restapi.amap.com/v4/direction/truck?" +"width="+width +"&strategy="+strategy +"&size="+size +"&weight="+weight +"&axis="+axis +"&origin="+origin +"&destination="+destination +"&height="+height +"&load="+load +"&key="+key ; String distanceString = getHttpResponse(url); //JSONObject json = JSONObject.parseObject(distanceString); return distanceString; }}