javaweb实现百度GPS定位接口（经纬度）

百度web GPS定位（经纬度）

注册账号及配置地址

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

主类 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接口
     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接口异常：", e);
     }
     logger.info("GPS接口：{lng:" + lng + ",lat:" + lat + ",result:" + result + "}");
     return result;
     }
     
     // IP接口
     public static String ipLocation(String ip) {
     if(BaiduWebAPI.isLan(ip)) {
      return "内网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接口异常：", e);
     }
     logger.info("IP接口：{ip:" + ip + ",result:" + result + "}");
     return result;
     }
     
     // unicode转化汉字
     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 {
      // 汉字范围 u4e00-u9fa5 (中文)
      if (hex[i].length() >= 4) {// 取前四个，判断是否是汉字
       String chinese = hex[i].substring(0, 4);
       try {
       int chr = Integer.parseInt(chinese, 16);
       boolean isChinese = isChinese((char) chr);
       // 转化成功，判断是否在 汉字范围内
       if (isChinese) {// 在汉字范围内
        // 追加成string
        string.append((char) chr);
        // 并且追加 后面的字符
        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();
     }
     
     /**
     * 判断是否为中文字符
     *
     * @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;
     }
     
     // 是否为局域网
     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(","));
        }
        /*
         * 判断客户单IP地址是否为内网地址
         * 内网IP网段：
         * 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();
      }
    }

工具类 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;// 返回结果字符串
     try {
      // 创建远程url连接对象
      URL url = new URL(httpurl);
      // 通过远程url连接对象打开一个连接，强转成httpURLConnection类
      connection = (HttpURLConnection) url.openConnection();
      // 设置连接方式：get
      connection.setRequestMethod("GET");
      // 设置连接主机服务器的超时时间：15000毫秒
      connection.setConnectTimeout(15000);
      // 设置读取远程返回的数据时间：60000毫秒
      connection.setReadTimeout(60000);
      // 发送请求
      connection.connect();
      // 通过connection连接，获取输入流
      if (connection.getResponseCode() == 200) {
      is = connection.getInputStream();
      // 封装输入流is，并指定字符集
      br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
      // 存放数据
      StringBuffer sbf = new StringBuffer();
      String temp = null;
      while ((temp = br.readLine()) != null) {
       sbf.append(temp);
       sbf.append("
");
      }
      result = sbf.toString();
      }
     } catch (MalformedURLException e) {
      e.printStackTrace();
     } catch (IOException e) {
      e.printStackTrace();
     } finally {
      // 关闭资源
      if (null != br) {
      try {
       br.close();
      } catch (IOException e) {
       e.printStackTrace();
      }
      }
     
      if (null != is) {
      try {
       is.close();
      } catch (IOException e) {
       e.printStackTrace();
      }
      }
     
      connection.disconnect();// 关闭远程连接
     }
     
     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);
      // 通过远程url连接对象打开连接
      connection = (HttpURLConnection) url.openConnection();
      // 设置连接请求方式
      connection.setRequestMethod("POST");
      // 设置连接主机服务器超时时间：15000毫秒
      connection.setConnectTimeout(15000);
      // 设置读取主机服务器返回数据超时时间：60000毫秒
      connection.setReadTimeout(60000);
     
      // 默认值为：false，当向远程服务器传送数据/写数据时，需要设置为true
      connection.setDoOutput(true);
      // 默认值为：true，当前向远程服务读取数据时，设置为true，该参数可有可无
      connection.setDoInput(true);
      // 设置传入参数的格式:请求参数应该是 name1=value1&name2=value2 的形式。
      connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
      // 设置鉴权信息：Authorization: Bearer da3efcbf-0845-4fe3-8aba-ee040be542c0
      connection.setRequestProperty("Authorization", "Bearer da3efcbf-0845-4fe3-8aba-ee040be542c0");
      // 通过连接对象获取一个输出流
      os = connection.getOutputStream();
      // 通过输出流对象将参数写出去/传输出去,它是通过字节数组写出的
      os.write(param.getBytes());
      // 通过连接对象获取一个输入流，向远程读取
      if (connection.getResponseCode() == 200) {
     
      is = connection.getInputStream();
      // 对输入流对象进行包装:charset根据工作项目组的要求来设置
      br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
     
      StringBuffer sbf = new StringBuffer();
      String temp = null;
      // 循环遍历一行一行读取数据
      while ((temp = br.readLine()) != null) {
       sbf.append(temp);
       sbf.append("
");
      }
      result = sbf.toString();
      }
     } catch (MalformedURLException e) {
      e.printStackTrace();
     } catch (IOException e) {
      e.printStackTrace();
     } finally {
      // 关闭资源
      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();
      }
      }
      // 断开与远程地址url的连接
      connection.disconnect();
     }
     return result;
     }
    }

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