user dao class

Author: codewithsujeet

UserDao.java

@@ -0,0 +1,107 @@
+package technical.blog.com.dao;
+
+import java.sql.*;
+
+import technical.blog.com.entities.User;
+
+public class UserDao {
+	private Connection con;
+
+	public UserDao(Connection con) {
+		this.con = con;
+	}
+	
+	
+	// save user to database
+	public boolean saveUser(User user)
+	{ 
+		boolean f=false;
+		
+		try {
+			String query="insert into user(name,email,password,city,gender,about) values(?,?,?,?,?,?)";
+			PreparedStatement psmt=con.prepareStatement(query);
+			psmt.setString(1, user.getName());
+			psmt.setString(2, user.getEmail());
+			psmt.setString(3, user.getPassword());
+			psmt.setString(4, user.getCity());
+			psmt.setString(5,user.getGender());
+			psmt.setString(6,user.getAbout());
+			
+			psmt.executeUpdate();
+			f=true;
+			
+			
+		}catch(Exception e)
+		{
+			e.printStackTrace();
+		}
+		
+		return f;
+	}
+
+	
+	// get user by  user email id and user password from db
+	public User getUserByEmailAndPassword(String email,String password)
+	{
+		User user=null;
+		try {
+			String query="select * from user where email=? and password=?";
+			PreparedStatement psmt=con.prepareStatement(query);
+			psmt.setString(1, email);
+			psmt.setString(2, password);
+			
+			ResultSet rs=psmt.executeQuery();
+			while(rs.next())
+			{
+				user=new User();
+				user.setId(rs.getInt("id"));
+				user.setName(rs.getString("name"));
+				user.setEmail(rs.getString("email"));
+				user.setPassword(rs.getString("password"));
+				user.setCity(rs.getString("city"));
+				user.setGender(rs.getString("gender"));
+				user.setAbout(rs.getString("about"));
+				user.setRdate(rs.getTimestamp("rdate"));
+				user.setProfile(rs.getString("profile"));
+			}
+		}
+		catch(Exception e)
+		{
+			e.printStackTrace();
+		}
+		return user;
+	}
+
+	
+   // update user detail in db
+	public boolean updateUser(User user)
+	{
+		boolean f=false;
+		try {
+		
+			String query="update user set name=?,email=?,password=?,city=?,gender=?,about=?,profile=? where id=?";
+			PreparedStatement psmt=con.prepareStatement(query);
+			psmt.setString(1, user.getName());
+			psmt.setString(2, user.getEmail());
+			psmt.setString(3, user.getPassword());
+			psmt.setString(4, user.getCity());
+			psmt.setString(5,user.getGender());
+			psmt.setString(6,user.getAbout());
+			psmt.setString(7, user.getProfile());
+			psmt.setInt(8, user.getId());
+			
+			psmt.executeUpdate();
+			f=true;
+			
+			
+			
+		}catch(Exception e)
+		{
+			e.printStackTrace();
+		}
+		return f;
+	}
+	
+	
+	
+}