我怎么称呼这个Createquery呢。来自集成了OpenLayers的jsp页面的java文件?
package database;
import java.io.IOException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import database.Dbconnect;
public class CreateQuery {
Connection conn;
public CreateQuery() throws ClassNotFoundException, SQLException, IOException {
conn=new Dbconnect().returnDatabaseConnection();
}
public int addNewLayertoDB(String feature_name,String shape,int Latitude , int Longitude , int feature_geom , String feature_details){
try {
PreparedStatement statement = null;
String table_name = feature_name + "_" + shape;
String query = "CREATE TABLE EtherMap "+table_name+" ("+ feature_name+" (20))";
statement = conn.prepareStatement(query);
statement.setString(1, feature_name);
statement.execute();
String squery = "ALTER TABLE EtherMap" +table_name+" ADD COLUMN geom int , ADD COLUMN shape character(10)";
return 1;
} catch (SQLException ex) {
return 0;
}
}
public void closeConn() throws SQLException {
if (conn != null) {
this.conn.close();
}
}
}
我已经编写了这个createquery。在postgres中创建表的java代码。在jsp页面中使用javascript在开放层地图上绘制任何内容时,我需要调用它。我怎么称呼它?我必须用豆子吗
共 (0) 个答案