final commit

src/main/java/com/epam/izh/rd/online/Main.java

@@ -1,9 +1,18 @@
 package com.epam.izh.rd.online;
 
+import com.epam.izh.rd.online.entity.Author;
+import com.epam.izh.rd.online.entity.Book;
+import com.epam.izh.rd.online.entity.SchoolBook;
+import com.epam.izh.rd.online.service.SimpleAuthorService;
+import com.epam.izh.rd.online.service.SimpleSchoolBookService;
+
 public class Main {
 
+
     public static void main(String[] args) {
 
+
+
     }
 
 }

src/main/java/com/epam/izh/rd/online/entity/Author.java

@@ -19,5 +19,76 @@
  * 6) Переопределить метод toString с выводом всех полей (не забывайте alt+inset)
  */
 public class Author {
+    private String name;
+    private String lastName;
+    private LocalDate birthdate;
+    private String country;
 
+    public Author() {
+    }
+
+    public Author(String name, String lastName, LocalDate birthdate, String country) {
+        this.name = name;
+        this.lastName = lastName;
+        this.birthdate = birthdate;
+        this.country = country;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    public LocalDate getBirthdate() {
+        return birthdate;
+    }
+
+    public void setBirthdate(LocalDate birthdate) {
+        this.birthdate = birthdate;
+    }
+    public String getCountry() {
+
+        return country;
+    }
+
+    public void setCountry(String country) {
+        this.country = country;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Author author = (Author) o;
+        return Objects.equals(name, author.name) &&
+                Objects.equals(lastName, author.lastName) &&
+                Objects.equals(birthdate, author.birthdate) &&
+                Objects.equals(country, author.country);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(name, lastName, birthdate, country);
+    }
+
+    @Override
+    public String toString() {
+        return "Author{" +
+                "name='" + name + '\'' +
+                ", lastName='" + lastName + '\'' +
+                ", birthdate=" + birthdate +
+                ", country='" + country + '\'' +
+                '}';
+    }
 }

src/main/java/com/epam/izh/rd/online/entity/Book.java

@@ -16,5 +16,54 @@
  * 6) Переопределить метод toString с выводом всех полей (не забывайте alt+inset)
  */
 public abstract class Book {
+    private int numberOfPages;
+    private String name;
+
+    public Book() {
+    }
+
+    public Book(int numberOfPages, String name) {
+        this.numberOfPages = numberOfPages;
+        this.name = name;
+    }
+
+    public int getNumberOfPages() {
+        return numberOfPages;
+    }
+
+    public void setNumberOfPages(int numberOfPages) {
+        this.numberOfPages = numberOfPages;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Book book = (Book) o;
+        return numberOfPages == book.numberOfPages &&
+                Objects.equals(name, book.name);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(numberOfPages, name);
+    }
+
+    @Override
+    public String toString() {
+        return "Book{" +
+                "numberOfPages=" + numberOfPages +
+                ", name='" + name + '\'' +
+                '}';
+    }
+
 
 }

src/main/java/com/epam/izh/rd/online/entity/SchoolBook.java

@@ -20,5 +20,66 @@
  * 6) Переопределить метод toString с выводом всех полей (не забывайте alt+inset)
  */
 public class SchoolBook extends Book {
+    private String authorName;
+    private String authorLastName;
+    private LocalDate publishDate;
 
+    public SchoolBook() {
+    }
+
+    public SchoolBook(int numberOfPages, String name, String authorName, String authorLastName, LocalDate publishDate) {
+        super(numberOfPages, name);
+        this.authorName = authorName;
+        this.authorLastName = authorLastName;
+        this.publishDate = publishDate;
+    }
+
+    public String getAuthorName() {
+        return authorName;
+    }
+
+    public void setAuthorName(String authorName) {
+        this.authorName = authorName;
+    }
+
+    public String getAuthorLastName() {
+        return authorLastName;
+    }
+
+    public void setAuthorLastName(String authorLastName) {
+        this.authorLastName = authorLastName;
+    }
+
+    public LocalDate getPublishDate() {
+        return publishDate;
+    }
+
+    public void setPublishDate(LocalDate publishDate) {
+        this.publishDate = publishDate;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        if (!super.equals(o)) return false;
+        SchoolBook that = (SchoolBook) o;
+        return Objects.equals(authorName, that.authorName) &&
+                Objects.equals(authorLastName, that.authorLastName) &&
+                Objects.equals(publishDate, that.publishDate);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(super.hashCode(), authorName, authorLastName, publishDate);
+    }
+
+    @Override
+    public String toString() {
+        return "SchoolBook{" +
+                "authorName='" + authorName + '\'' +
+                ", authorLastName='" + authorLastName + '\'' +
+                ", publishDate=" + publishDate +
+                '}';
+    }
 }

src/main/java/com/epam/izh/rd/online/repository/AuthorRepository.java

@@ -35,6 +35,7 @@ public interface AuthorRepository {
      * Метод должен находить в массиве authors автора по имени и фамилии (считаем, что двух авторов
      * с одинаковыми именем и фамилией быть не может.)
      * <p>
+     *
      * Если автор с таким именем и фамилией найден - возвращаем его, если же не найден, метод должен вернуть null.
      */
     Author findByFullName(String name, String lastname);
@@ -51,7 +52,6 @@ public interface AuthorRepository {
      * должен вернуть false.
      */
     boolean remove(Author author);
-
     /**
      * Метод возвращает количество сохраненных сущностей в массиве authors.
      */

src/main/java/com/epam/izh/rd/online/repository/BookRepository.java

@@ -1,6 +1,7 @@
 package com.epam.izh.rd.online.repository;
 
 import com.epam.izh.rd.online.entity.Book;
+import com.epam.izh.rd.online.entity.SchoolBook;
 
 /**
  * Интерфейс репозитория для хранения данных о книгах
@@ -51,4 +52,6 @@ public interface BookRepository<T extends Book> {
      * Метод возвращает количество сохраненных сущностей в массиве schoolBooks.
      */
     int count();
+
+
 }

src/main/java/com/epam/izh/rd/online/repository/SimpleAuthorRepository.java

@@ -0,0 +1,63 @@
+package com.epam.izh.rd.online.repository;
+
+import com.epam.izh.rd.online.entity.Author;
+import com.epam.izh.rd.online.entity.SchoolBook;
+
+import java.util.Arrays;
+
+public class SimpleAuthorRepository implements AuthorRepository {
+    private static int count = 0;
+    private Author[] authors = new Author[count];
+
+    @Override
+    public boolean save(Author author) {
+        if (findByFullName(author.getName(), author.getLastName()) == null) {
+            Author[] authors1 = new Author[0];
+            authors1 = Arrays.copyOf(authors, count);
+            count++;
+            authors = Arrays.copyOf(authors1, count);
+            authors[authors.length - 1] = author;
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    @Override
+    public Author findByFullName(String name, String lastname) {
+        for (Author author : authors) {
+            if (author.getName().equals(name) && author.getLastName().equals(lastname)) {
+                return author;
+            }
+        }
+        return null;
+    }
+
+
+    @Override
+    public boolean remove(Author author) {
+        Author[] authors1 = new Author[0];
+        authors1 = Arrays.copyOf(authors, count);
+        if (findByFullName(author.getName(), author.getLastName()) != null) {
+            for (int i = 0; i < authors1.length; i++) {
+                if (authors1[i].getName().equals(author.getName()) && authors1[i].getLastName().equals(author.getLastName())) {
+                    Author author1 = new Author();
+                    author1 = authors1[i];
+                    if (authors1[i].equals(author1)) {
+                        authors1[i] = authors1[authors1.length - 1];
+                        authors1[authors1.length - 1] = author1;
+                        count--;
+                    }
+                }
+            }
+            authors = Arrays.copyOf(authors1, count);
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public int count() {
+        return count;
+    }
+}

src/main/java/com/epam/izh/rd/online/repository/SimpleSchoolBookRepository.java

@@ -0,0 +1,72 @@
+package com.epam.izh.rd.online.repository;
+
+import com.epam.izh.rd.online.entity.Author;
+import com.epam.izh.rd.online.entity.SchoolBook;
+
+import java.util.Arrays;
+
+public class SimpleSchoolBookRepository implements BookRepository<SchoolBook> {
+    private static int count = 0;
+    private SchoolBook[] schoolBooks = new SchoolBook[count];
+
+
+    @Override
+    public boolean save(SchoolBook book) {
+        SchoolBook[] schoolBooks1 = new SchoolBook[count];
+        schoolBooks1 = Arrays.copyOf(schoolBooks, count);
+        count++;
+        schoolBooks = Arrays.copyOf(schoolBooks1, count);
+        schoolBooks[schoolBooks.length - 1] = book;
+        return true;
+    }
+
+
+    @Override
+    public SchoolBook[] findByName(String name) {
+        int index = 0;
+        SchoolBook[] foundBook = new SchoolBook[0];
+        for (SchoolBook book : schoolBooks) {
+            if (book.getName().equals(name)) {
+                index++;
+            }
+        }
+        foundBook = new SchoolBook[index];
+        int foundBookIndex = 0;
+        for (SchoolBook schoolBook : schoolBooks) {
+            if (schoolBook.getName().equals(name)) {
+                foundBook[foundBookIndex] = schoolBook;
+                foundBookIndex++;
+            }
+        }
+        return foundBook;
+    }
+
+    @Override
+    public boolean removeByName(String name) {
+        SchoolBook[] schoolBooks1 = new SchoolBook[0];
+        schoolBooks1 = Arrays.copyOf(schoolBooks, count);
+        if (findByName(name).length != 0) {
+            for (int i = 0; i < schoolBooks1.length; i++) {
+                if (schoolBooks1[i].getName().equals(name)) {
+                    SchoolBook schoolBook = new SchoolBook();
+                    schoolBook = schoolBooks1[i];
+                    count--;
+                    if (schoolBooks1[i].equals(schoolBook)) {
+                        schoolBooks1[i] = schoolBooks1[schoolBooks1.length - 1];
+                        schoolBooks1[schoolBooks1.length - 1] = schoolBook;
+                    }
+                }
+            }
+            schoolBooks = Arrays.copyOf(schoolBooks1, count);
+            return true;
+        }
+
+        return false;
+    }
+
+
+    @Override
+    public int count() {
+        return count;
+    }
+}

src/main/java/com/epam/izh/rd/online/service/BookService.java

@@ -65,7 +65,7 @@ public interface BookService<T extends Book> {
     /**
      * Метод должен возвращать автора книги по названию книги.
      *
-     * То есть приждется сходить и в репозиторий с книгами и в сервис авторов.
+     * То есть придется сходить и в репозиторий с книгами и в сервис авторов.
      *
      * Если такой книги не найдено, метод должен вернуть null.
      */