Create Library_management.java

Library Management/Library_management.java

@@ -0,0 +1,49 @@
+package com.company;
+class Library{
+ String[] books;
+ int No_Of_Book;
+ Library(){
+ this.books=new String[100];
+ this.No_Of_Book=0;
+ }
+ void AddBook(String book){
+ this.books[No_Of_Book++]=book;
+ System.out.println(book + " Book has been Added Successfully! ");
+ }
+ void ShowAvailableBook(){
+ System.out.println("Available Book In Library");
+ for(String book:this.books){
+ if(book==null){
+ continue;
+ }
+ System.out.println( " * " + book );
+ }
+ }
+ void IssueBook(String book){
+ for(int i=0;i<this.books.length;i++){
+ if(this.books[i].equals(book)){
+ System.out.println("The book has been Issued ");
+ this.books[i]=null;
+ return;
+ }
+ }
+ System.out.println("This book does not exist");
+ }
+ void returnBook(String book){
+ AddBook(book);
+ }
+
+}
+public class Project_3 {
+ public static void main(String[] args) {
+ Library library_management=new Library();
+ library_management.AddBook("Operating System");
+ library_management.AddBook("C++");
+ library_management.AddBook("Data Structure");
+ //library_management.ShowAvailableBook();
+ library_management.IssueBook("C++");
+ library_management.ShowAvailableBook();
+ library_management.returnBook("C++");
+ library_management.ShowAvailableBook();
+ }
+}