ArcSDE学习笔记--------增、删、改、查操作

建立连接

 package org.lq.ssm.gp.controller;
 
 import com.esri.sde.sdk.client.SeConnection;
 import com.esri.sde.sdk.client.SeException;
 
 public class SDEDBManager {
 
     private static String server = "";      //SDE ip地址
     private static String instance = "";    //ArcSDE服务器端口号
     private static String database = "";    //数据库名
     private static String username = "";    //数据库账户
     private static String password = "";    //数据库密码
     /**
      * 建立SDE连接
      * @date 2017-4-13
      * @return
      */
     public static SeConnection getConn() {
         SeConnection conn = null;
         if (conn == null) {
             try {
                 conn = new SeConnection(server, instance, database, username, password);
                 if(conn!=null){
                     System.out.println("连接SDE成功！");
                 }
             } catch (SeException ex) {
                 ex.printStackTrace();
             }
         }
         return conn;
     }
 
 }

建立与数据库的连接

 package org.lq.ssm.gp.controller;
 
 import java.io.InputStream;
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.util.Properties;
 
 public class DBUtil {
 
     //连接数据库的路径
         private static String url;
         //连接数据库的用户名
         private static String user;
         //连接数据库的密码
         private static String pwd;
         //用于管理不同线程所获取的连接
         private static ThreadLocal<Connection> tl = new ThreadLocal<Connection>();
         //静态块
         static{
             try{
                 //读取配置文件
                 Properties prop = new Properties();
                 InputStream is = DBUtil.class.getClassLoader().getResourceAsStream("config.properties");
                 prop.load(is);
                 is.close();
 
                 //获取驱动
                 String driver = prop.getProperty("jdbc.className");
 
                 System.out.println(driver);
                 //获取地址
                 url = prop.getProperty("jdbc.url");
 
                 //获取用户名
                 user = prop.getProperty("jdbc.username");
 
                 //获取密码
                 pwd = prop.getProperty("jdbc.password");
 
                 //注册驱动
                 Class.forName(driver);
 
             }catch(Exception e){
                 e.printStackTrace();
             }
         } 
 
         /**
          * 获取一个连接
          * @return
          * @throws Exception
          */
         public static Connection getConnection() throws Exception{
             try{
                 /*
                  * 通过DriverManager创建一个数据库的连接
                  * 并返回
                  */
                 Connection conn = DriverManager.getConnection(url,user,pwd);
                 /*
                  * ThreadLocal的set方法
                  * 会将当前线程作为key,并将给定的值
                  * 作为value存入内部的map中保存。
                  */
                 tl.set(conn);
                 return conn;
             }catch(Exception e){
                 e.printStackTrace();
                 //通知调用者，创建连接出错
                 throw e;
             }
         }
 
         /**
          * 关闭给定的连接
          */
         public static void closeConnection(){
             try{
                 Connection conn = tl.get();
                 if(conn != null){
                     conn.close();
                     tl.remove();
                 }
             }catch(Exception e){
                 e.printStackTrace();
             }
         }
 
 }

增加操作

 public int save(LandUser land) {
         SeConnection conn = SDEDBManager.getConn();
         if (conn != null) {
             try {
 
                 points="1 1,2 2,3 3";//点坐标的格式是这样的。数据是随便填的
 
                 SeInsert insert = new SeInsert(conn); // 使用当前的连接句柄Connection    ,创建一个SeInsert对象.
                 insert.intoTable("SDE.ztl", new String[]{"SHAPE","picid", "ybMarkNo", "ybgeometry", "dzbjh", "userId",
                         "userName", "userZjh", "userYhkh", "userKhh", "userMobile", "userQygs", "userMs",
                         "landDkbh", "landName"});
 
                 insert.setWriteMode(true);// 开启buffer,设置SeInsert对象为可写模式
                 SeLayer layer = new SeLayer(conn, "SDE.ztl", "SHAPE");
 
                 SeCoordinateReference cr = layer.getCoordRef(); // 获得图层空间参考
                 SeRow row = insert.getRowToSet();// 获取SeInsert对象中将要添加的SeRow对象。
                 SeShape shape = new SeShape(cr);
                 shape.generateFromText("POLYGON(("+points+"))"); //增加面
                                // shape.generateFromText("LINESTRING("+points+")"); //增加线
                 row.setShape(0, shape);
                 row.setNString(1, land.getPicid());
                 row.setNString(2, land.getYb_MarkNo());
                 row.setNString(3, land.getYb_geometry());
                 row.setNString(4, land.getDzbjh());
                 row.setNString(5, land.getUserId());
                 row.setNString(6, land.getUserName());
                 row.setNString(7, land.getUserZjh());
                 row.setNString(8, land.getUserYhkh());
                 row.setNString(9, land.getUserKhh());
                 row.setNString(10, land.getUserMobile());
                 row.setNString(11, land.getUserQygs());
                 row.setNString(12, land.getUserMs());
                 row.setNString(13, land.getLandDkbh());
                 row.setNString(14, land.getLandName());                
 
                 insert.execute();
                 insert.flushBufferedWrites();
                 insert.close();
                 return 1;
             } catch (Exception e) {
                 e.printStackTrace();
                 return 0;
             } finally {
                 try {
                     conn.close();
                 } catch (SeException e) {
                     e.printStackTrace();
                 }
             }
         }
         return 2;
     }
     

删除操作

 public static int delete(String id){
         try {
             Connection conn = DBUtil.getConnection();
             Statement state = conn.createStatement();
             String sql="delete from SDE.ztl where landDkbh='"+id+"'";
             // 执行Sql，得到结果集
             int flag = state.executeUpdate(sql);
             System.out.println("执行sql");
             state.close();
             DBUtil.closeConnection();
 
             if(flag>0){
                 return 1;
             }else{
                 return 0;
             }
         } catch (Exception e) {
             e.printStackTrace();
             return 0;
         }
 
 }

修改操作

 public static int update(String id){
         try {
             Connection conn = DBUtil.getConnection();
             Statement state = conn.createStatement();
                 String sql="update SDE.ztl set " +
                 "picid = '"+land.getPicid()+"',"+
                 "ybMarkNo ='"+land.getYb_MarkNo()+"',"+
                 "ybgeometry ='"+land.getYb_geometry()+"',"+
                 "dzbjh ='"+land.getDzbjh()+"',"+
                 "userName ='"+land.getUserName()+"',"+
                 "userZjh ='"+land.getUserZjh()+"',"+
                 "userYhkh ='"+land.getUserYhkh()+"',"+
                 "userKhh ='"+land.getUserKhh()+"',"+
                 "userMobile ='"+land.getUserMobile()+"',"+
                 "userQygs ='"+land.getUserQygs()+"',"+
                 "userMs ='"+land.getUserMs()+"',"+
                 "landDkbh ='"+land.getLandDkbh()+"',"+
                 "landName ='"+land.getLandName()+"'"+
                                 " where userId = '"+land.getUserId()+"'";
             // 执行Sql，得到结果集
             int flag = state.executeUpdate(sql);
             System.out.println("执行sql");
             state.close();
             DBUtil.closeConnection();
 
             if(flag>0){
                 return 1;
             }else{
                 return 0;
             }
         } catch (Exception e) {
             e.printStackTrace();
             return 0;
         }
 
 }

查询操作

 public static List<LandUser> selectAll(String sql){
 
         List<LandUser> list = new ArrayList<LandUser>();
         try {
             Connection conn = DBUtil.getConnection();
             Statement state = conn.createStatement();
 
             String sql="select picid,ybMarkNo,ybgeometry,dzbjh,userId," +
                 "userName,userZjh,userYhkh,userKhh,userMobile,userQygs,userMs," +
                 "landDkbh,landName  from SDE.ztl" ;
             // 执行Sql，得到结果集
             ResultSet rs = state.executeQuery(sql);
             while (rs.next()) {
                 LandUser land = new LandUser();
                 land.setPicid(rs.getString("picid"));
                 land.setYb_MarkNo(rs.getString("ybMarkNo"));
                 land.setYb_geometry(rs.getString("ybgeometry"));
                 land.setDzbjh(rs.getString("dzbjh"));
                 land.setUserId(rs.getString("userId"));
                 land.setUserName(rs.getString("userName"));
                 land.setUserZjh(rs.getString("userZjh"));
                 land.setUserYhkh(rs.getString("userYhkh"));
                 land.setUserKhh(rs.getString("userKhh"));
                 land.setUserMobile(rs.getString("userMobile"));
                 land.setUserQygs(rs.getString("userQygs"));
                 land.setUserMs(rs.getString("userMs"));
                 land.setLandDkbh(rs.getString("landDkbh"));
                 land.setLandName(rs.getString("landName"));
 
                 list.add(land);
             }
             rs.close();
             state.close();
             DBUtil.closeConnection();
             return list;
         } catch (Exception e) {
             e.printStackTrace();
             return list;
         }
 
     }