From f793d036259f890f24f5bd7b54537b14701abd6a Mon Sep 17 00:00:00 2001
From: mh <mmdhosseinvd@gmail.com>
Date: Mon, 19 May 2025 15:47:44 +0330
Subject: [PATCH 1/2] Book is finished

---
 src/model/Book.java | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/model/Book.java b/src/model/Book.java
index 1191b14..af409b7 100644
--- a/src/model/Book.java
+++ b/src/model/Book.java
@@ -8,17 +8,18 @@ public class Book {
   private boolean isBorrowed;
 
   public void borrowBook() {
-    // TODO: Implement method 'borrowBook'.
-    throw new UnsupportedOperationException("Unimplemented method 'borrowBook'");
+      this.isBorrowed=true;
   }
 
   public void returnBook() {
-    // TODO: Implement method 'returnBook'.
-    throw new UnsupportedOperationException("Unimplemented method 'returnBook'");
+      this.isBorrowed=false;
   }
 
-  public void getDetails() {
-    // TODO: Implement method 'getDetails'.
-    throw new UnsupportedOperationException("Unimplemented method 'getDetails'");
-  }
+  public void getDetails(String title,String author,String isbn,int publicationYear,boolean  isBorrowed) {
+      this.title=title;
+      this.author=author;
+      this.isbn=isbn;
+      this.publicationYear=publicationYear;
+      this.isBorrowed=isBorrowed;
+ }
 }

From 2471d8b9f5c11544dc72a9d467b5215a25262e08 Mon Sep 17 00:00:00 2001
From: mh <mmdhosseinvd@gmail.com>
Date: Mon, 19 May 2025 16:19:17 +0330
Subject: [PATCH 2/2] Book fixed

---
 src/model/Book.java     | 23 +++++++++++++++--------
 src/model/Category.java | 18 ++++++++++--------
 2 files changed, 25 insertions(+), 16 deletions(-)

diff --git a/src/model/Book.java b/src/model/Book.java
index af409b7..ddd15a1 100644
--- a/src/model/Book.java
+++ b/src/model/Book.java
@@ -7,6 +7,15 @@ public class Book {
   private int publicationYear;
   private boolean isBorrowed;
 
+
+//Constructor
+  public Book(String title,String author,String isbn,int publicationYear,boolean isBorrowed){
+      this.title=title;
+      this.author=author;
+      this.isbn=isbn;this.publicationYear=publicationYear;
+      this.isBorrowed=isBorrowed;
+  }
+//Setter
   public void borrowBook() {
       this.isBorrowed=true;
   }
@@ -14,12 +23,10 @@ public void borrowBook() {
   public void returnBook() {
       this.isBorrowed=false;
   }
-
-  public void getDetails(String title,String author,String isbn,int publicationYear,boolean  isBorrowed) {
-      this.title=title;
-      this.author=author;
-      this.isbn=isbn;
-      this.publicationYear=publicationYear;
-      this.isBorrowed=isBorrowed;
- }
+//Getter
+  public String  getTitle()           {return this.title;}
+  public String  getAuthor()          {return this.author;}
+  public String  getIsbn()            {return this.isbn;}
+  public Integer getPublicationYear() {return this.publicationYear;}
+  public boolean getIsBorrowed()      {return this.isBorrowed;}
 }
diff --git a/src/model/Category.java b/src/model/Category.java
index 81700eb..e1e52ac 100644
--- a/src/model/Category.java
+++ b/src/model/Category.java
@@ -3,14 +3,16 @@
 public class Category {
   private String name;
   private String description;
-
-  public void getName() {
-    // TODO: Implement method 'getName'.
-    throw new UnsupportedOperationException("Unimplemented method 'getName'");
+//Constructor
+  public Category(String name,String description){
+      this.name=name;
+      this.description=description;
   }
-
-  public void getDescription() {
-    // TODO: Implement method 'getDescription'.
-    throw new UnsupportedOperationException("Unimplemented method 'getDescription'");
+//Getter
+  public String getName() {
+      return this.name;
+  }
+  public String getDescription() {
+      return this.description;
   }
 }