From 7b487d4c819bc67021cf224c5042066bf73df1e3 Mon Sep 17 00:00:00 2001
From: nickchange <126672920+nickchange@users.noreply.github.com>
Date: 星期六, 28 十月 2023 17:01:00 +0800
Subject: [PATCH] 10.28。2
---
cloud-server-other/src/main/java/com/dsh/other/util/GDMapGeocodingUtil.java | 98 ++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 97 insertions(+), 1 deletions(-)
diff --git a/cloud-server-other/src/main/java/com/dsh/other/util/GDMapGeocodingUtil.java b/cloud-server-other/src/main/java/com/dsh/other/util/GDMapGeocodingUtil.java
index 13f02f7..82f2394 100644
--- a/cloud-server-other/src/main/java/com/dsh/other/util/GDMapGeocodingUtil.java
+++ b/cloud-server-other/src/main/java/com/dsh/other/util/GDMapGeocodingUtil.java
@@ -7,6 +7,14 @@
import com.dsh.other.util.httpClinet.HttpResult;
import org.springframework.stereotype.Component;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLConnection;
+import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
@@ -19,7 +27,6 @@
public class GDMapGeocodingUtil {
private String key = "fb131ad2dbfb3f39d7d37d244b92aa2d";
-
/**
* 将行政区域名称转化为坐标
@@ -145,4 +152,93 @@
}
return map;
}
+
+
+ /**
+ * 功能描述: 根据两个定位点的经纬度算出两点间的距离(米/m)
+ *
+ * @param startLonLat 起始经纬度
+ * @param endLonLat 结束经纬度（目标经纬度）
+ * @return java.lang.Long 两个定位点之间的距离
+ */
+ public Long getDistance(String startLonLat, String endLonLat) {
+ try {
+ // 返回起始地startAddr与目的地endAddr之间的距离，单位：米
+ Long result = new Long(0);
+ String queryUrl =
+ "http://restapi.amap.com/v3/distance?key=" + key + "&origins=" + startLonLat
+ + "&destination="
+ + endLonLat;
+ String queryResult = getResponse(queryUrl);
+ JSONObject job = JSONObject.parseObject(queryResult);
+ JSONArray ja = job.getJSONArray("results");
+ JSONObject jobO = JSONObject.parseObject(ja.getString(0));
+ result = Long.parseLong(jobO.get("distance").toString());
+ return result;
+ } catch (Exception e) {
+ throw new RuntimeException();
+ }
+ }
+
+
+ /**
+ * 功能描述: 根据两个定位点的经纬度算出两点间的距离(千米/km)
+ *
+ * @param startLonLat 起始经纬度
+ * @param endLonLat 结束经纬度（目标经纬度）
+ * @return java.lang.Long 两个定位点之间的距离
+ */
+ public String getDistanceTOKilometer(String startLonLat, String endLonLat) {
+ try {
+ // 返回起始地startAddr与目的地endAddr之间的距离，单位：米
+ Long result = new Long(0);
+ String queryUrl =
+ "http://restapi.amap.com/v3/distance?key=" + key + "&origins=" + startLonLat
+ + "&destination="
+ + endLonLat;
+ String queryResult = getResponse(queryUrl);
+ JSONObject job = JSONObject.parseObject(queryResult);
+ JSONArray ja = job.getJSONArray("results");
+ if (ja.size() == 0){
+ return 0.00 + "";
+ }
+ JSONObject jobO = JSONObject.parseObject(ja.getString(0));
+ result = Long.parseLong(jobO.get("distance").toString());
+ DecimalFormat decimalFormat = new DecimalFormat("#.00");
+ double demo = result / 1000;
+ return decimalFormat.format(demo);
+ } catch (Exception e) {
+ throw new RuntimeException();
+ }
+ }
+
+ /**
+ * 功能描述: 发送请求
+ *
+ * @param serverUrl 请求地址
+ * @return java.lang.String
+ * @author isymikasan
+ * @date 2022-01-26 09:15:01
+ */
+ private static String getResponse(String serverUrl) {
+ // 用JAVA发起http请求，并返回json格式的结果
+ StringBuffer result = new StringBuffer();
+ try {
+ URL url = new URL(serverUrl);
+ URLConnection conn = url.openConnection();
+ BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
+ String line;
+ while ((line = in.readLine()) != null) {
+ result.append(line);
+ }
+ in.close();
+ } catch (MalformedURLException e) {
+ e.printStackTrace();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ return result.toString();
+ }
+
+
}
--
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