Userdatabase

gistfile1.java

package test_Bookingsystem;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class UserDatabase {
	
	

	//write to file
			
				public void getUsers (String Name, String Email, long Phonenumber){
				//DataOutputStream converts primitive-type values or strings into bytes and 
				//outputs the bytes to the stream. 
				try(DataOutputStream output = new DataOutputStream(new FileOutputStream("UserDatabase1.dat"))){
					//try statements - try writing all objects to file
				
					
					output.writeUTF(Name);
					output.writeUTF(Email);
					output.writeLong(Phonenumber);
				} 
				//adding catch blocks
				catch (IOException ex) {
					System.out.println(" ....  ");
				}
			}
			
			public void saveUsers(User user ){
				//DataInputStream reads bytes from the stream and converts them into 
				//appropriate primitive-type values or strings. 
				try(DataInputStream input = new DataInputStream(new FileInputStream("UserDatabase1_email.dat"))){
					//try statements - try reading all objects to file
					
					
					System.out.println("User Name: " + input.readUTF());
					System.out.println("Email: " + input.readUTF());
					System.out.println("Phonenumber: " + input.readLong());
				} 
				//adding catch blocks
				catch (IOException ex) {
					System.out.println("....");
				}
			}

		}

}