javaweb實現百度GPS定位介面（經緯度）

阿新 • • 發佈：2020-02-11

百度web GPS定位（經緯度）

註冊賬號及配置地址

http://lbsyun.baidu.com/apiconsole/key

主類 BaiduWebAPI

import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;

import com.webber.cm.common.util.HttpClient;
import com.webber.cm.common.util.JsonUtil;

public class BaiduWebAPI {

 static Logger logger = Logger.getLogger(BaiduWebAPI.class);

 // 配置地址：http://lbsyun.baidu.com/apiconsole/key
 private static final String APP_ID = "18**********";
 private static final String AK = "XGXnh8tB7e*******************";

 public static void main(String[] args) {
 //BaiduWebAPI.ipLocation("127.0.0.1");
 BaiduWebAPI.gpsLocation("116.840213","39.196272");
 }

 // GPS介面
 public static String gpsLocation(String lng,String lat) {
 String result = null;
 try {
  String url = "http://api.map.baidu.com/reverse_geocoding/v3/?ak=MY_AK&output=json&coordtype=wgs84ll&location=LAT_VALUE,LNG_VALUE";
  url = url.replace("MY_AK",AK).replace("LNG_VALUE",lng).replace("LAT_VALUE",lat);
  String reqResult = HttpClient.doGet(url);
  System.out.println(reqResult);
  Map<String,Object> map = JsonUtil.parseJSON2Map(reqResult);
  Map ac = (Map) ((Map) map.get("result")).get("addressComponent");
  result = ac.get("city").toString() + ac.get("district").toString();
 } catch (Exception e) {
  logger.error("GPS介面異常：",e);
 }
 logger.info("GPS介面：{lng:" + lng + ",lat:" + lat + ",result:" + result + "}");
 return result;
 }

 // IP介面
 public static String ipLocation(String ip) {
 if(BaiduWebAPI.isLan(ip)) {
  return "內網IP";
 }
 String result = null;
 try {
  String url = "http://api.map.baidu.com/location/ip?ak=MY_AK&ip=IP_VALUE&coor=bd09ll";
  url = url.replace("MY_AK",AK).replace("IP_VALUE",ip);
  String reqResult = decodeUnicode(HttpClient.doGet(url));
  System.out.println(reqResult);
  Map<String,Object> map = JsonUtil.parseJSON2Map(reqResult);
  result=((Map) map.get("content")).get("address").toString();
  result=result.replace("省","").replace("市","");
 } catch (Exception e) {
  logger.error("IP介面異常：",e);
 }
 logger.info("IP介面：{ip:" + ip + ",result:" + result + "}");
 return result;
 }

 // unicode轉化漢字
 public static String decodeUnicode(final String unicode) {
 StringBuffer string = new StringBuffer();

 String[] hex = unicode.split("\\\\u");

 for (int i = 0; i < hex.length; i++) {

  try {
  // 漢字範圍 \u4e00-\u9fa5 (中文)
  if (hex[i].length() >= 4) {// 取前四個，判斷是否是漢字
   String chinese = hex[i].substring(0,4);
   try {
   int chr = Integer.parseInt(chinese,16);
   boolean isChinese = isChinese((char) chr);
   // 轉化成功，判斷是否在 漢字範圍內
   if (isChinese) {// 在漢字範圍內
    // 追加成string
    string.append((char) chr);
    // 並且追加 後面的字元
    String behindString = hex[i].substring(4);
    string.append(behindString);
   } else {
    string.append(hex[i]);
   }
   } catch (NumberFormatException e1) {
   string.append(hex[i]);
   }

  } else {
   string.append(hex[i]);
  }
  } catch (NumberFormatException e) {
  string.append(hex[i]);
  }
 }
 return string.toString();
 }

 /**
 * 判斷是否為中文字元
 * 
 * @param c
 * @return
 */
 public static boolean isChinese(char c) {
 Character.UnicodeBlock ub = Character.UnicodeBlock.of(c);
 if (ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS
  || ub == Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS
  || ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A
  || ub == Character.UnicodeBlock.GENERAL_PUNCTUATION
  || ub == Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION
  || ub == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS) {
  return true;
 }
 return false;
 }
 
 // 是否為區域網
 private static Boolean isLan(String ip) {
    if("127.0.0.1".equals(ip)) {
     return true;
    }
    
    if (!StringUtils.isEmpty(ip) && ip.length() > 15) {
      ip = ip.substring(0,ip.indexOf(","));
    }
    /*
     * 判斷客戶單IP地址是否為內網地址
     * 內網IP網段：
     * 10.0.0.0-10.255.255.255
     * 172.16.0.0-172.31.255.255
     * 192.168.0.0-192.168.255.255
     */
    String reg = "^(192\\.168|172\\.(1[6-9]|2\\d|3[0,1]))(\\.(2[0-4]\\d|25[0-5]|[0,1]?\\d?\\d)){2}$|^10(\\.([2][0-4]\\d|25[0-5]|[0,1]?\\d?\\d)){3}$";
    Pattern p = Pattern.compile(reg);
    Matcher matcher = p.matcher(ip);
    return matcher.find();
  }
}

工具類 HttpClient

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

public class HttpClient {
 
 public static void main(String[] args) {
 
 }
 
 public static String doGet(String httpurl) {
 HttpURLConnection connection = null;
 InputStream is = null;
 BufferedReader br = null;
 String result = null;// 返回結果字串
 try {
  // 建立遠端url連線物件
  URL url = new URL(httpurl);
  // 通過遠端url連線物件開啟一個連線，強轉成httpURLConnection類
  connection = (HttpURLConnection) url.openConnection();
  // 設定連線方式：get
  connection.setRequestMethod("GET");
  // 設定連線主機伺服器的超時時間：15000毫秒
  connection.setConnectTimeout(15000);
  // 設定讀取遠端返回的資料時間：60000毫秒
  connection.setReadTimeout(60000);
  // 傳送請求
  connection.connect();
  // 通過connection連線，獲取輸入流
  if (connection.getResponseCode() == 200) {
  is = connection.getInputStream();
  // 封裝輸入流is，並指定字符集
  br = new BufferedReader(new InputStreamReader(is,"UTF-8"));
  // 存放資料
  StringBuffer sbf = new StringBuffer();
  String temp = null;
  while ((temp = br.readLine()) != null) {
   sbf.append(temp);
   sbf.append("\r\n");
  }
  result = sbf.toString();
  }
 } catch (MalformedURLException e) {
  e.printStackTrace();
 } catch (IOException e) {
  e.printStackTrace();
 } finally {
  // 關閉資源
  if (null != br) {
  try {
   br.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
  }

  if (null != is) {
  try {
   is.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
  }

  connection.disconnect();// 關閉遠端連線
 }

 return result;
 }

 public static String doPost(String httpUrl,String param) {
 HttpURLConnection connection = null;
 InputStream is = null;
 OutputStream os = null;
 BufferedReader br = null;
 String result = null;
 try {
  URL url = new URL(httpUrl);
  // 通過遠端url連線物件開啟連線
  connection = (HttpURLConnection) url.openConnection();
  // 設定連線請求方式
  connection.setRequestMethod("POST");
  // 設定連線主機伺服器超時時間：15000毫秒
  connection.setConnectTimeout(15000);
  // 設定讀取主機伺服器返回資料超時時間：60000毫秒
  connection.setReadTimeout(60000);

  // 預設值為：false，當向遠端伺服器傳送資料/寫資料時，需要設定為true
  connection.setDoOutput(true);
  // 預設值為：true，當前向遠端服務讀取資料時，設定為true，該引數可有可無
  connection.setDoInput(true);
  // 設定傳入引數的格式:請求引數應該是 name1=value1&name2=value2 的形式。
  connection.setRequestProperty("Content-Type","application/x-www-form-urlencoded");
  // 設定鑑權資訊：Authorization: Bearer da3efcbf-0845-4fe3-8aba-ee040be542c0
  connection.setRequestProperty("Authorization","Bearer da3efcbf-0845-4fe3-8aba-ee040be542c0");
  // 通過連線物件獲取一個輸出流
  os = connection.getOutputStream();
  // 通過輸出流物件將引數寫出去/傳輸出去,它是通過位元組陣列寫出的
  os.write(param.getBytes());
  // 通過連線物件獲取一個輸入流，向遠端讀取
  if (connection.getResponseCode() == 200) {

  is = connection.getInputStream();
  // 對輸入流物件進行包裝:charset根據工作專案組的要求來設定
  br = new BufferedReader(new InputStreamReader(is,"UTF-8"));

  StringBuffer sbf = new StringBuffer();
  String temp = null;
  // 迴圈遍歷一行一行讀取資料
  while ((temp = br.readLine()) != null) {
   sbf.append(temp);
   sbf.append("\r\n");
  }
  result = sbf.toString();
  }
 } catch (MalformedURLException e) {
  e.printStackTrace();
 } catch (IOException e) {
  e.printStackTrace();
 } finally {
  // 關閉資源
  if (null != br) {
  try {
   br.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
  }
  if (null != os) {
  try {
   os.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
  }
  if (null != is) {
  try {
   is.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
  }
  // 斷開與遠端地址url的連線
  connection.disconnect();
 }
 return result;
 }
}

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