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..3611e45c 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 @@ -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 + '\'' + + '}'; + } } 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..d0dd7e2c 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 @@ -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 + '\'' + + '}'; + } } 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..eb053a76 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 @@ -20,5 +20,65 @@ * 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; + 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(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..e848dea0 --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/repository/SimpleAuthorRepository.java @@ -0,0 +1,88 @@ +package com.epam.izh.rd.online.repository; + +import com.epam.izh.rd.online.entity.Author; + +import java.util.Arrays; + +public class SimpleAuthorRepository implements AuthorRepository { + + private Author[] authors = new Author[1]; + + @Override + public boolean save(Author author) { + if (authors[0] == null) { + Author[] authorSave = new Author[authors.length]; + authorSave[0] = author; + authors = authorSave; + + return true; + } else if (findByFullName(author.getName(), author.getLastName()) == null) { + + Author[] authorSecondSave = Arrays.copyOf(authors, authors.length + 1); + + for (int i = 1; i < authorSecondSave.length; i++) { + if (authorSecondSave[i] == null) + authorSecondSave[i] = author; + } + authors = authorSecondSave; + + return true; + } else + return false; + + } + + @Override + public Author findByFullName(String name, String lastname) { + Author result = null; + for (Author author : authors) { + if (author == null) { + return null; + } + if (author.getName().equals(name) && author.getLastName().equals(lastname)) { + result = author; + break; + } + } + return result; + } + + @Override + public boolean remove(Author author) { + if (findByFullName(author.getName(), author.getLastName()) == null) { + return false; + } + Author findAuthor = findByFullName(author.getName(), author.getLastName()); + + Author[] authorRemove = Arrays.copyOf(authors, authors.length); + for (int i = 0; i < authorRemove.length; i++) { + if (authorRemove[i].equals(findAuthor)) { + authorRemove[i] = null; + } + } + if (authorRemove[0] == null) { + authorRemove[0] = authorRemove[authorRemove.length - 1]; + authorRemove[authorRemove.length - 1] = null; + Author[] authorRem = Arrays.copyOf(authorRemove, authorRemove.length - 1); + authors = authorRem; + + } else if (authorRemove[authorRemove.length - 1] == null) { + Author[] authorRem = Arrays.copyOf(authorRemove, authorRemove.length - 1); + authors = authorRem; + } else + for (int i = 1; i < authorRemove.length; i++) { + if (authorRemove[i] == null) { + authorRemove[i] = authorRemove[authorRemove.length - 1]; + authorRemove[authorRemove.length - 1] = null; + Author[] authorRem = Arrays.copyOf(authorRemove, authorRemove.length - 1); + authors = authorRem; + } + } + return true; + } + + @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..ac3a02cc --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/repository/SimpleSchoolBookRepository.java @@ -0,0 +1,85 @@ +package com.epam.izh.rd.online.repository; + +import com.epam.izh.rd.online.entity.Book; +import com.epam.izh.rd.online.entity.SchoolBook; + +import java.util.Arrays; + +public class SimpleSchoolBookRepository implements BookRepository { + private SchoolBook[] schoolBooks = new SchoolBook[1]; + + + @Override + public boolean save(SchoolBook book) { + if (schoolBooks[0] == null) { + SchoolBook[] saveSchoolBooks = new SchoolBook[schoolBooks.length]; + saveSchoolBooks[0] = book; + schoolBooks = saveSchoolBooks; + return true; + } else { + SchoolBook[] secondSaveSchoolBooks = Arrays.copyOf(schoolBooks, schoolBooks.length + 1); + for (int i = 0; i < secondSaveSchoolBooks.length; i++) { + if (secondSaveSchoolBooks[i] == null) + secondSaveSchoolBooks[i] = book; + } + schoolBooks = secondSaveSchoolBooks; + return true; + } + + } + + @Override + public SchoolBook[] findByName(String name) { + SchoolBook[] findSchoolBooks = new SchoolBook[schoolBooks.length]; + int count = 0; + + if (schoolBooks[0] == null) { + return findSchoolBooks; + } + for (int i = 0; i < schoolBooks.length; i++) { + + if (schoolBooks[i].getName().equals(name)) { + findSchoolBooks[count] = schoolBooks[i]; + count++; + } + + } + SchoolBook[] finishFind = new SchoolBook[count]; + + for (int i = 0; i < findSchoolBooks.length; i++) { + if (findSchoolBooks[i] != null) { + finishFind[i] = findSchoolBooks[i]; + } + } + return finishFind; + } + + @Override + public boolean removeByName(String name) { + if (findByName(name).length != 0) { + int count = 0; + SchoolBook[] removeBook = Arrays.copyOf(schoolBooks, schoolBooks.length); + for (int i = 0; i < removeBook.length; i++) { + if (removeBook[i].getName().equals(name)) { + removeBook[i] = null; + } + } + SchoolBook[] finishRemoveBook = new SchoolBook[schoolBooks.length - findByName(name).length]; + for (int i = 0; i < removeBook.length; i++) { + if (removeBook[i] != null) { + + finishRemoveBook[count] = removeBook[i]; + count++; + } + } + schoolBooks = finishRemoveBook; + 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..2eb78dd6 --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/service/SimpleAuthorService.java @@ -0,0 +1,38 @@ +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..18d6fb19 --- /dev/null +++ b/src/main/java/com/epam/izh/rd/online/service/SimpleSchoolBookService.java @@ -0,0 +1,61 @@ +package com.epam.izh.rd.online.service; + +import com.epam.izh.rd.online.entity.Author; +import com.epam.izh.rd.online.entity.SchoolBook; +import com.epam.izh.rd.online.repository.BookRepository; + +public class SimpleSchoolBookService implements BookService { + + private BookRepository schoolBookBookRepository; + private 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; + } else { + 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) { + + if (authorService.findByFullName(schoolBookBookRepository.findByName(name)[0].getAuthorName(), schoolBookBookRepository.findByName(name)[0].getAuthorLastName()) != null) { + return authorService.findByFullName(schoolBookBookRepository.findByName(name)[0].getAuthorName(), schoolBookBookRepository.findByName(name)[0].getAuthorLastName()); + } else + return null; + } +}