diff --git a/src/main/java/com/epam/izh/rd/online/entity/Author.java b/src/main/java/com/epam/izh/rd/online/entity/Author.java index 166be587..29d83b7d 100644 --- a/src/main/java/com/epam/izh/rd/online/entity/Author.java +++ b/src/main/java/com/epam/izh/rd/online/entity/Author.java @@ -5,7 +5,7 @@ /** * Класс содержащий информацию об авторе. - * + *

* Необходимо: * 1) Создать список полей с указанными типами ровно в этом порядке: * - name с типом String и приватным модификатором доступа @@ -19,5 +19,73 @@ * 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 + '\'' + + '}'; + } } diff --git a/src/main/java/com/epam/izh/rd/online/entity/Book.java b/src/main/java/com/epam/izh/rd/online/entity/Book.java index 08bdccb8..5ec4d114 100644 --- a/src/main/java/com/epam/izh/rd/online/entity/Book.java +++ b/src/main/java/com/epam/izh/rd/online/entity/Book.java @@ -4,7 +4,7 @@ /** * Базовая сущность для книги. Содержит базовые поля. - * + *

* Необходимо: * 1) Создать список полей с указанными типами ровно в этом порядке: * - numberOfPages с типом int и приватным модификатором доступа @@ -16,5 +16,51 @@ * 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 + '\'' + + '}'; + } } diff --git a/src/main/java/com/epam/izh/rd/online/entity/SchoolBook.java b/src/main/java/com/epam/izh/rd/online/entity/SchoolBook.java index a9834db4..a3192dd3 100644 --- a/src/main/java/com/epam/izh/rd/online/entity/SchoolBook.java +++ b/src/main/java/com/epam/izh/rd/online/entity/SchoolBook.java @@ -5,7 +5,7 @@ /** * Сущность учебника. Он должен быть унаследован от сущности Book - * + *

* Необходимо: * 1) Унаследовать данный класс от класса Book * 2) Создать список полей с указанными типами ровно в этом порядке: @@ -20,5 +20,64 @@ * 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 + + '}'; + } } diff --git a/src/main/java/com/epam/izh/rd/online/repository/SimpleAuthorRepository.java b/src/main/java/com/epam/izh/rd/online/repository/SimpleAuthorRepository.java new file mode 100644 index 00000000..88e24529 --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/repository/SimpleAuthorRepository.java @@ -0,0 +1,48 @@ +package com.epam.izh.rd.online.repository; + +import com.epam.izh.rd.online.entity.Author; +import org.apache.commons.lang3.ArrayUtils; + +import java.util.Arrays; +import java.util.List; + +public class SimpleAuthorRepository implements AuthorRepository { + private Author[] authors = new Author[0]; + + @Override + public boolean save(Author author) { + if (findByFullName(author.getName(), author.getLastName()) != null) { + return false; + } + int lengthArray = count(); + authors = Arrays.copyOf(authors, lengthArray + 1); + authors[lengthArray] = author; + return true; + } + + @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) { + for (int i = 0; i < count(); i++) { + if (authors[i].getName().equals(author.getName()) && authors[i].getLastName().equals(author.getLastName())) { + authors = ArrayUtils.remove(authors, i); + return true; + } + } + return false; + } + + @Override + public int count() { + return authors.length; + } +} diff --git a/src/main/java/com/epam/izh/rd/online/repository/SimpleSchoolBookRepository.java b/src/main/java/com/epam/izh/rd/online/repository/SimpleSchoolBookRepository.java new file mode 100644 index 00000000..dcb1014b --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/repository/SimpleSchoolBookRepository.java @@ -0,0 +1,64 @@ +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 { + private SchoolBook[] schoolBooks = new SchoolBook[0]; + + @Override + public boolean save(SchoolBook book) { + int lengthArray = count(); + schoolBooks = Arrays.copyOf(schoolBooks, lengthArray + 1); + schoolBooks[lengthArray] = book; + return true; + } + + @Override + public SchoolBook[] findByName(String name) { + int lengthArray = count(); + int quantityBooks = 0; + int numberOfIndex = 0; + for (int i = 0; i < lengthArray; i++) { + if (schoolBooks[i].getName().equals(name)) { + quantityBooks++; + } + } + if (quantityBooks == 0) { + return new SchoolBook[0]; + } + SchoolBook[] schoolBooksFindByName = new SchoolBook[quantityBooks]; + for (int i = 0; i < lengthArray; i++) { + if (schoolBooks[i].getName().equals(name)) { + schoolBooksFindByName[numberOfIndex] = schoolBooks[i]; + numberOfIndex++; + } + } + return schoolBooksFindByName; + } + + @Override + public boolean removeByName(String name) { + if (count() != 0) { + int numberOfNotRemoved = count() - findByName(name).length; + SchoolBook[] tempArray = new SchoolBook[numberOfNotRemoved]; + int numberOfIndex = 0; + for (int i = 0; i < count(); i++) { + if (!schoolBooks[i].getName().equals(name)) { + tempArray[numberOfIndex] = schoolBooks[i]; + numberOfIndex++; + } + } + schoolBooks = Arrays.copyOf(tempArray, numberOfNotRemoved); + return true; + } + return false; + } + + @Override + public int count() { + return schoolBooks.length; + } +} diff --git a/src/main/java/com/epam/izh/rd/online/service/SimpleAuthorService.java b/src/main/java/com/epam/izh/rd/online/service/SimpleAuthorService.java new file mode 100644 index 00000000..2ee18837 --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/service/SimpleAuthorService.java @@ -0,0 +1,35 @@ +package com.epam.izh.rd.online.service; + +import com.epam.izh.rd.online.entity.Author; +import com.epam.izh.rd.online.repository.AuthorRepository; + +public class SimpleAuthorService implements AuthorService{ + private AuthorRepository authorRepository; + + public SimpleAuthorService() { + } + + public SimpleAuthorService(AuthorRepository authorRepository) { + this.authorRepository = authorRepository; + } + + @Override + public boolean save(Author author) { + return authorRepository.save(author); + } + + @Override + public Author findByFullName(String name, String lastname) { + return authorRepository.findByFullName(name,lastname); + } + + @Override + public boolean remove(Author author) { + return authorRepository.remove(author); + } + + @Override + public int count() { + return authorRepository.count(); + } +} diff --git a/src/main/java/com/epam/izh/rd/online/service/SimpleSchoolBookService.java b/src/main/java/com/epam/izh/rd/online/service/SimpleSchoolBookService.java new file mode 100644 index 00000000..0c1e6b67 --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/service/SimpleSchoolBookService.java @@ -0,0 +1,57 @@ +package com.epam.izh.rd.online.service; + +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.repository.BookRepository; + +public class SimpleSchoolBookService implements BookService { + BookRepository schoolBookBookRepository; + AuthorService authorService; + + public SimpleSchoolBookService() { + } + + public SimpleSchoolBookService(BookRepository schoolBookBookRepository, AuthorService authorService) { + this.schoolBookBookRepository = schoolBookBookRepository; + this.authorService = authorService; + } + + @Override + public boolean save(SchoolBook book) { + if (authorService.findByFullName(book.getAuthorName(), book.getAuthorLastName()) != null) { + schoolBookBookRepository.save(book); + return true; + } + return false; + } + + @Override + public SchoolBook[] findByName(String name) { + return schoolBookBookRepository.findByName(name); + } + + @Override + public int getNumberOfBooksByName(String name) { + return schoolBookBookRepository.findByName(name).length; + } + + @Override + public boolean removeByName(String name) { + return schoolBookBookRepository.removeByName(name); + } + + @Override + public int count() { + return schoolBookBookRepository.count(); + } + + @Override + public Author findAuthorByBookName(String name) { + SchoolBook[] bookArray = schoolBookBookRepository.findByName(name); + if (bookArray.length == 0) { + return null; + } + return authorService.findByFullName(bookArray[0].getAuthorName(), bookArray[0].getAuthorLastName()); + } +}