通过JAVA从高德地图URL连接获取json数据解析并存入数据库的程序举例

首先进入高德开放平台按官网教程获取key

这里以杭州某区域车站信息举例

通过在线解析工具获取json格式的数据

通过此数据建立实体类

package geturl;import java.util.List;public class JsonBean {private String status;private String count;public String getStatus() {return status;}public void setStatus(String status) {this.status = status;}public String getCount() {return count;}public void setCount(String count) {this.count = count;}public String getInfo() {return info;}public void setInfo(String info) {this.info = info;}public String getInfocode() {return infocode;}public void setInfocode(String infocode) {this.infocode = infocode;}public SuggestionBean getSuggestion() {return suggestion;}public void setSuggestion(SuggestionBean suggestion) {this.suggestion = suggestion;}public List<PoisBean> getPois() {return pois;}public void setPois(List<PoisBean> pois) {this.pois = pois;}private String info;private String infocode;private SuggestionBean suggestion;private List<PoisBean> pois;public static class SuggestionBean {private List<?> keywords;private List<?> cities;public List<?> getKeywords() {return keywords;}public void setKeywords(List<?> keywords) {this.keywords = keywords;}public List<?> getCities() {return cities;}public void setCities(List<?> cities) {this.cities = cities;}}public static class PoisBean {private String id;private String name;private String tag;public String getId() {return id;}public void setId(String id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getTag() {return tag;}public void setTag(String tag) {this.tag = tag;}public String getType() {return type;}public void setType(String type) {this.type = type;}public String getTypecode() {return typecode;}public void setTypecode(String typecode) {this.typecode = typecode;}public String getBiz_type() {return biz_type;}public void setBiz_type(String biz_type) {this.biz_type = biz_type;}public String getAddress() {return address;}public void setAddress(String address) {this.address = address;}public String getLocation() {return location;}public void setLocation(String location) {this.location = location;}public String getTel() {return tel;}public void setTel(String tel) {this.tel = tel;}public String getPostcode() {return postcode;}public void setPostcode(String postcode) {this.postcode = postcode;}public String getWebsite() {return website;}public void setWebsite(String website) {this.website = website;}public String getEmail() {return email;}public void setEmail(String email) {this.email = email;}public String getPcode() {return pcode;}public void setPcode(String pcode) {this.pcode = pcode;}public String getPname() {return pname;}public void setPname(String pname) {this.pname = pname;}public String getCitycode() {return citycode;}public void setCitycode(String citycode) {this.citycode = citycode;}public String getCityname() {return cityname;}public void setCityname(String cityname) {this.cityname = cityname;}public String getAdcode() {return adcode;}public void setAdcode(String adcode) {this.adcode = adcode;}public String getAdname() {return adname;}public void setAdname(String adname) {this.adname = adname;}public String getImportance() {return importance;}public void setImportance(String importance) {this.importance = importance;}public String getShopid() {return shopid;}public void setShopid(String shopid) {this.shopid = shopid;}public String getShopinfo() {return shopinfo;}public void setShopinfo(String shopinfo) {this.shopinfo = shopinfo;}public String getPoiweight() {return poiweight;}public void setPoiweight(String poiweight) {this.poiweight = poiweight;}public String getGridcode() {return gridcode;}public void setGridcode(String gridcode) {this.gridcode = gridcode;}public String getDistance() {return distance;}public void setDistance(String distance) {this.distance = distance;}public String getNavi_poiid() {return navi_poiid;}public void setNavi_poiid(String navi_poiid) {this.navi_poiid = navi_poiid;}public String getEntr_location() {return entr_location;}public void setEntr_location(String entr_location) {this.entr_location = entr_location;}public String getBusiness_area() {return business_area;}public void setBusiness_area(String business_area) {this.business_area = business_area;}public String getExit_location() {return exit_location;}public void setExit_location(String exit_location) {this.exit_location = exit_location;}public String getMatch() {return match;}public void setMatch(String match) {this.match = match;}public String getRecommend() {return recommend;}public void setRecommend(String recommend) {this.recommend = recommend;}public String getTimestamp() {return timestamp;}public void setTimestamp(String timestamp) {this.timestamp = timestamp;}public String getAlias() {return alias;}public void setAlias(String alias) {this.alias = alias;}public String getIndoor_map() {return indoor_map;}public void setIndoor_map(String indoor_map) {this.indoor_map = indoor_map;}public String getIndoor_data() {return indoor_data;}public void setIndoor_data(String indoor_data) {this.indoor_data = indoor_data;}public String getGroupbuy_num() {return groupbuy_num;}public void setGroupbuy_num(String groupbuy_num) {this.groupbuy_num = groupbuy_num;}public String getDiscount_num() {return discount_num;}public void setDiscount_num(String discount_num) {this.discount_num = discount_num;}public String getBiz_ext() {return biz_ext;}public void setBiz_ext(String biz_ext) {this.biz_ext = biz_ext;}public String getEvent() {return event;}public void setEvent(String event) {this.event = event;}public String getChildren() {return children;}public void setChildren(String children) {this.children = children;}public String getPhotos() {return photos;}public void setPhotos(String photos) {this.photos = photos;}private String type;private String typecode;private String biz_type;private String address;private String location;private String tel;private String postcode;private String website;private String email;private String pcode;private String pname;private String citycode;private String cityname;private String adcode;private String adname;private String importance;private String shopid;private String shopinfo;private String poiweight;private String gridcode;private String distance;private String navi_poiid;private String entr_location;private String business_area;private String exit_location;private String match;private String recommend;private String timestamp;private String alias;private String indoor_map;private String indoor_data;private String groupbuy_num;private String discount_num;private String biz_ext;private String event;private String children;private String photos;}
}

数据库连接类

package geturl;  import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;public class Conn {  /** * @method getConn() * @return Connection */  public Connection getConn() {  String driver = "org.postgresql.Driver";  String url = "jdbc:postgresql://localhost:5432/superpower";  String username = "postgres";  String password = "123456";  Connection conn = null;  try {  Class.forName(driver); // conn = (Connection) DriverManager.getConnection(url, username, password);  System.out.println("数据库连接成功");} catch (ClassNotFoundException e) {  e.printStackTrace();  } catch (SQLException e) {  e.printStackTrace();  }  return conn;  }  }

解析存储类

package geturl;
import geturl.JsonBean.PoisBean;import java.net.*;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.List;
import java.io.*;import net.sf.json.JSONArray;
import net.sf.json.JSONObject;public class Iputil
{public static void main(String [] args){JsonBean jsonBean=new JsonBean();try{URL url = new URL("http://restapi.amap.com/v3/place/text?&keywords=%E5%85%AC%E4%BA%A4%E7%AB%99%E7%82%B9&city=%E6%9D%AD%E5%B7%9E&output=json&offset=20&page=1&key=6b6ebee4f2f6ef4c55d1b4b52310acec&extensions=all");URLConnection urlConnection = url.openConnection();HttpURLConnection connection = null;if(urlConnection instanceof HttpURLConnection){connection = (HttpURLConnection) urlConnection;}else{System.out.println("输入urlַ");return;}BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));String urlString = "";String current;while((current = in.readLine()) != null){urlString += current;     }JSONObject json=JSONObject.fromObject(urlString);//大括号object 字符串string 数组listjsonBean.setStatus(json.optString("status"));jsonBean.setCount(json.optString("count"));jsonBean.setInfo(json.optString("info"));jsonBean.setInfocode(json.optString("infocode"));JSONObject suggestionObj=json.optJSONObject("suggestion");JsonBean.SuggestionBean suggestion=new JsonBean.SuggestionBean();List<String> keywordsList=new ArrayList<>();JSONArray keywordsArray=suggestionObj.optJSONArray("keywords");for (int i = 0; i < keywordsArray.size(); i++) {keywordsList.add(keywordsArray.optString(i));}suggestion.setKeywords(keywordsList);List<String> citiesList=new ArrayList<>();JSONArray citiesArray=suggestionObj.optJSONArray("cities");for (int i = 0; i < citiesArray.size(); i++) {citiesList.add(citiesArray.optString(i));}suggestion.setCities(citiesList);jsonBean.setSuggestion(suggestion);List<PoisBean> poisBeansList=new ArrayList<>();JSONArray poisArray=json.optJSONArray("pois");for (int i = 0; i < poisArray.size(); i++) {JSONObject poisObj = poisArray.optJSONObject(i);JsonBean.PoisBean poisBean=new JsonBean.PoisBean();poisBean.setId(poisObj.optString("id"));poisBean.setName(poisObj.optString("name"));poisBean.setTag(poisObj.optString("tag"));poisBean.setType(poisObj.optString("type"));poisBean.setTypecode(poisObj.optString("typecode"));poisBean.setBiz_type(poisObj.optString("biz_type"));    poisBean.setAddress(poisObj.optString("address"));poisBean.setLocation(poisObj.optString("location"));poisBean.setTel(poisObj.optString("tel"));poisBean.setPostcode(poisObj.optString("postcode"));poisBean.setWebsite(poisObj.optString("website"));poisBean.setEmail(poisObj.optString("email"));poisBean.setPcode(poisObj.optString("pcode"));poisBean.setPname(poisObj.optString("pname"));poisBean.setCitycode(poisObj.optString("citycode"));poisBean.setCityname(poisObj.optString("cityname"));poisBean.setAdcode(poisObj.optString("adcode"));poisBean.setAdname(poisObj.optString("adname"));poisBean.setImportance(poisObj.optString("importance"));poisBean.setShopid(poisObj.optString("shopid"));poisBean.setShopinfo(poisObj.optString("shopinfo"));poisBean.setPoiweight(poisObj.optString("poiweight"));poisBean.setGridcode(poisObj.optString("gridcode"));poisBean.setDistance(poisObj.optString("distance"));poisBean.setNavi_poiid(poisObj.optString("navi_poiid"));poisBean.setEntr_location(poisObj.optString("entr_location"));poisBean.setBusiness_area(poisObj.optString("business_area"));poisBean.setExit_location(poisObj.optString("exit_location"));poisBean.setMatch(poisObj.optString("match"));poisBean.setRecommend(poisObj.optString("recommend"));poisBean.setTimestamp(poisObj.optString("timestamp"));poisBean.setAlias(poisObj.optString("alias"));poisBean.setIndoor_map(poisObj.optString("indoor_map"));poisBean.setIndoor_data(poisObj.optString("indoor_data"));poisBean.setGroupbuy_num(poisObj.optString("groupbuy_num"));poisBean.setDiscount_num(poisObj.optString("discount_num"));poisBean.setBiz_ext(poisObj.optString("biz_ext"));poisBean.setEvent(poisObj.optString("event"));poisBean.setChildren(poisObj.optString("children"));poisBean.setPhotos(poisObj.optString("photos"));poisBeansList.add(poisBean);}jsonBean.setPois(poisBeansList);}catch(IOException e){e.printStackTrace();}     //get数据Conn c=new Conn();  //连接数据库Connection con= c.getConn();try {Statement sql;ResultSet res;int a;sql=con.createStatement();/*    sql.executeQuery("CREATE TABLE Map (id varchar(255), name varchar(255),tag varchar(255),"+ "type varchar(255),typecode varchar(255), biz_type varchar(255),address varchar(255),location varchar(255),"+ "tel varchar(255),postcode varchar(255),website varchar(255),email varchar(255),pcode varchar(255),pname varchar(255),"+ "citycode varchar(255), cityname varchar(255), adcode varchar(255),adname varchar(255), importance varchar(255),shopid varchar(255),shopinfo varchar(255),poiweight varchar(255),"+ "gridcode varchar(255),distance varchar(255),navi_poiid varchar(255),entr_location varchar(255),business_area varchar(255),exit_location varchar(255),"+ "match varchar(255),recommend varchar(255),timestamp varchar(255),alias varchar(255),indoor_map varchar(255),indoor_data varchar(255),"+ "groupbuy_num varchar(255),discount_num varchar(255),biz_ext varchar(255),event varchar(255),children varchar(255),photos varchar(400))  ");*/                                                          for (int i = 0; i < jsonBean.getPois().size(); i++) {a = sql.executeUpdate("insert into Map (id,name,tag,type,typecode,biz_type,address,location,tel,postcode,website,email,pcode,pname,"+ "citycode,cityname,adcode,adname,importance,shopid,shopinfo,poiweight,gridcode,distance,navi_poiid,entr_location,business_area,"+ "exit_location,match,recommend,timestamp,alias,indoor_map,indoor_data,groupbuy_num,discount_num,biz_ext,event,children,photos) "+ "values('"+jsonBean.getPois().get(i).getId()+"','"+jsonBean.getPois().get(i).getName()+"'"+ ",'"+jsonBean.getPois().get(i).getTag()+"','"+jsonBean.getPois().get(i).getType()+"','"+jsonBean.getPois().get(i).getTypecode()+"'"+ ",'"+jsonBean.getPois().get(i).getBiz_type()+"','"+jsonBean.getPois().get(i).getAddress()+"','"+jsonBean.getPois().get(i).getLocation()+"'  "+ ",'"+jsonBean.getPois().get(i).getTel()+"','"+jsonBean.getPois().get(i).getPostcode()+"','"+jsonBean.getPois().get(i).getWebsite()+"','"+jsonBean.getPois().get(i).getEmail()+"'"+ ",'"+jsonBean.getPois().get(i).getPcode()+"','"+jsonBean.getPois().get(i).getPname()+"','"+jsonBean.getPois().get(i).getCityname()+"','"+jsonBean.getPois().get(i).getCityname()+"'"+ ",'"+jsonBean.getPois().get(i).getAdcode()+"','"+jsonBean.getPois().get(i).getAdname()+"','"+jsonBean.getPois().get(i).getImportance()+"','"+jsonBean.getPois().get(i).getShopid()+"'"+ ",'"+jsonBean.getPois().get(i).getShopinfo()+"','"+jsonBean.getPois().get(i).getPoiweight()+"','"+jsonBean.getPois().get(i).getGridcode()+"','"+jsonBean.getPois().get(i).getDistance()+"'"+ ",'"+jsonBean.getPois().get(i).getNavi_poiid()+"','"+jsonBean.getPois().get(i).getEntr_location()+"','"+jsonBean.getPois().get(i).getBusiness_area()+"','"+jsonBean.getPois().get(i).getExit_location()+"'"+ ",'"+jsonBean.getPois().get(i).getMatch()+"','"+jsonBean.getPois().get(i).getRecommend()+"','"+jsonBean.getPois().get(i).getTimestamp()+"','"+jsonBean.getPois().get(i).getAlias()+"'"+ ",'"+jsonBean.getPois().get(i).getIndoor_map()+"','"+jsonBean.getPois().get(i).getIndoor_data()+"','"+jsonBean.getPois().get(i).getGroupbuy_num()+"','"+jsonBean.getPois().get(i).getDiscount_num()+"' "+ ",'"+jsonBean.getPois().get(i).getBiz_ext()+"','"+jsonBean.getPois().get(i).getEvent()+"','"+jsonBean.getPois().get(i).getChildren()+"','"+jsonBean.getPois().get(i).getPhotos()+"')");}} catch (Exception e) {e.printStackTrace();}}
}

解析类中的建表与更新分两步进行

所需jar包如下图

结果如图，已数组形式存储

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