Feature

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

@@ -3,7 +3,6 @@
 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 +16,52 @@
  * 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 +
+                "} " + super.toString();
+    }
 }

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

@@ -0,0 +1,87 @@
+package com.epam.izh.rd.online.repository;
+
+import com.epam.izh.rd.online.entity.Author;
+import com.epam.izh.rd.online.service.AuthorService;
+
+import java.util.Arrays;
+
+public class SimpleAuthorRepository implements AuthorRepository {
+
+    @Override
+    public boolean save(Author author) {
+        if (authors.length == 0) {
+            authors = new Author[1];
+            authors[authors.length-1] = author;
+
+            return true;
+        } else {
+            for (int i = 0; i < authors.length; i++) {
+                if (author.getName().equals(authors[i].getName()) && author.getLastName().equals(authors[i].getLastName())) {
+                    return false;
+                }
+            }
+
+            authors = Arrays.copyOf(authors, authors.length + 1);
+            authors[authors.length - 1] = author;
+
+            return true;
+        }
+    }
+
+    @Override
+    public Author findByFullName(String name, String lastname) {
+        for (Author element: authors) {
+            if (element.getName().equals(name) && element.getLastName().equals(lastname)){
+                return element;
+            }
+        }
+
+    return null;
+    }
+
+    @Override
+    public boolean remove(Author author) {
+        Author[] checkLength = Arrays.copyOf(authors, authors.length);
+        int valueOfIndexArray = 0;
+
+        for (int i = 0; i < authors.length; i++) {
+            if (author.getName().equals(authors[i].getName()) && author.getLastName().equals(authors[i].getLastName())) {
+                valueOfIndexArray = i;
+                authors[i] = null;
+            }
+        }
+
+        if (!Arrays.equals(authors, checkLength)) {
+            if (valueOfIndexArray != 0) {
+                for (int i = valueOfIndexArray; i < authors.length - 1; i++){
+                    authors[i-1] = authors[i];
+                }
+
+                authors = new Author[authors.length - 1];
+                authors = Arrays.copyOf(checkLength, authors.length);
+
+                return true;
+            } else {
+                for (int j = 0; j < authors.length / 2; j++) {
+                    Author element = authors[j];
+                    authors[j] = authors[authors.length -j -1];
+                    authors[authors.length -j -1] = element;
+                }
+
+                authors = new Author[authors.length - 1];
+                authors = Arrays.copyOf(checkLength, authors.length);
+
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    @Override
+    public int count() {
+        return authors.length;
+    }
+
+    private Author[] authors = new Author[]{};
+}

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

@@ -0,0 +1,89 @@
+package com.epam.izh.rd.online.repository;
+
+import com.epam.izh.rd.online.entity.SchoolBook;
+
+import java.util.Arrays;
+
+public class SimpleSchoolBookRepository implements BookRepository<SchoolBook> {
+
+    @Override
+    public boolean save(SchoolBook book) {
+        if (schoolBooks.length == 0) {
+            schoolBooks = new SchoolBook[1];
+            schoolBooks[0] = book;
+        } else {
+            schoolBooks = Arrays.copyOf(schoolBooks, schoolBooks.length + 1);
+            schoolBooks[schoolBooks.length - 1] = book;
+        }
+
+        return true;
+    }
+
+    @Override
+    public SchoolBook[] findByName(String name) {
+        int neededBooksInArray = 0;
+        SchoolBook neededBook = null;
+
+        for (SchoolBook element : schoolBooks) {
+            if (name.equals(element.getName())) {
+                neededBooksInArray += 1;
+                neededBook = element;
+            }
+        }
+
+        SchoolBook[] arrayForSend = new SchoolBook[neededBooksInArray];
+
+        if (neededBooksInArray != 0) {
+            Arrays.fill(arrayForSend, neededBook);
+        }
+
+        return arrayForSend;
+    }
+
+    @Override
+    public boolean removeByName(String name) {
+        int booksForRemove = 0;
+        SchoolBook bookForSearchInArray = null;
+
+        for (SchoolBook element : schoolBooks) {
+            if (name.equals(element.getName())) {
+                booksForRemove += 1;
+                bookForSearchInArray = element;
+            }
+        }
+
+        if (booksForRemove != 0) {
+            if (booksForRemove == schoolBooks.length) {
+                schoolBooks = new SchoolBook[]{};
+            } else {
+                for (int i = 0; i < schoolBooks.length; i++) {
+                    if (bookForSearchInArray.equals(schoolBooks[i])) {
+                        schoolBooks[i] = null;
+                    }
+                }
+
+                for (int j = 0; j < schoolBooks.length; j++) {
+                    if (schoolBooks[j] == null) {
+                        for (int l = j + 1; l < schoolBooks.length; l++) {
+                            schoolBooks[l - 1] = schoolBooks[l];
+                            schoolBooks[l] = null;
+                        }
+                    }
+                }
+
+                schoolBooks = Arrays.copyOf(schoolBooks, schoolBooks.length - booksForRemove);
+            }
+
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public int count() {
+        return schoolBooks.length;
+    }
+
+    private SchoolBook[] schoolBooks = new SchoolBook[]{};
+}