Library Management System

[iizo6]

guys i have problem with this project Library management System
first many logic problem
second : in case number 3 i must update the information about book
finaly: i must save the book in txt file
plzz plz plzz plzz plzz plzz plzz plzz plzz plzz plzz helpppppppppppppppp





#




import java.util.Scanner;
public class Books
public static void main (String[]args)
{
int a;
Scanner a = new Scanner(System.in);
System.out.println("1. Add new Book");
System.out.println("2. Remove old Book");
System.out.println("3. Update book information");
System.out.println("4. Quit the application");
System.out.println(" Enter an option:");
a = in.nextInt();
switch(a);
}
int Isbn;
String Title;
int Npages;
int Edition;
int getIsbn(){
return Isbn;
}
void setIsbn(int vIsbn){
this.Isbn=vIsbn;
}
String getTitle(){
return Title;
}
void setTitle(String vTitle){
this.Title=vTitle;
}
int getNpages(){
return Npages;
}
void setNpages(int vNpages){
this.Npages=vNpages;
}
int getEdition(){
return Edition;
}
void setEdition(int vEdition){
this.Edition=vEdition
}


case 1: Scanner in = new Scanner(System.in);
Books b = new Books();

System.out.println("Enter the book ISBN");
b.setISBN(in.nextInt());

System.out.println("Enter the book Title");
b.setTitle(in.nextLine());

System.out.println("Enter the book NBPages");
b.setNBPages(in.nextInt());

System.out.println("Enter the book Edition");
b.setEdition(in.nextInt());

//save the book in txt file.

break;
case 2:
if(Menu.menuChoice == 2 && Library.bookList.size() > 0){
Library.removeBook();
}

if(Menu.menuChoice == 2 && Library.bookList.isEmpty()){
System.out.println(Messages.invalidInputMessage);
Menu.displayMenu();
}

break;
case 3:
break;
case 4: System.exit(0);
break;

[GregBrannon]

Welcome to the forum! Please read this topic to learn how to post code in code or highlight tags and other useful info for new members.

Please post your code correctly using code or highlight tags per the above link.

Describe exactly what you need help with, post errors you'd like help with, ask specific questions. You list several ToDos. Where would you like to start? Once you decide, provide as many details as you can.

[iizo6]

im sorry i have only 7 hours to submit the project ... i need help

 import java.util.Scanner;
public class Books
public static void main (String[]args)
{
int a;
Scanner a = new Scanner(System.in);
System.out.println("1. Add new Book");
System.out.println("2. Remove old Book");
System.out.println("3. Update book  information");
System.out.println("4. Quit the application");
System.out.println("   Enter an option:");
a = in.nextInt();
switch(a);
}
int Isbn;
String Title;
int Npages;
int Edition;
int getIsbn(){
return Isbn;
}
void setIsbn(int vIsbn){
this.Isbn=vIsbn;
}
String getTitle(){
return Title;
}
void setTitle(String vTitle){
this.Title=vTitle;
}
int getNpages(){
return Npages;
}
void setNpages(int vNpages){
this.Npages=vNpages;
}
int getEdition(){
return Edition;
}
void setEdition(int vEdition){
this.Edition=vEdition
}
 
 
  case 1: Scanner in = new Scanner(System.in);
          Books b = new Books();
 
          System.out.println("Enter the book ISBN");
          b.setISBN(in.nextInt());
 
          System.out.println("Enter the book Title");
          b.setTitle(in.nextLine());
 
          System.out.println("Enter the book NBPages");
          b.setNBPages(in.nextInt());
 
          System.out.println("Enter the book Edition");
          b.setEdition(in.nextInt());
 
      //save the book in txt file.
 
          break;
  case 2: 
				if(Menu.menuChoice == 2 && Library.bookList.size() > 0){
						Library.removeBook();
				}
 
				if(Menu.menuChoice == 2 && Library.bookList.isEmpty()){
					System.out.println(Messages.invalidInputMessage);
					Menu.displayMenu();
				}
 
          break;
  case 3: 
          break;
  case 4: System.exit(0);
          break;

[iizo6]

upppp.jpg

it must become like this

[GregBrannon]

Number 1: There are multiple syntax issues that must be fixed before you can move forward. Just a few:

- the entire Books class must be enclosed in braces, { and }.
- the switch() statement needs to be connected to the case statements and completed