LabWork3 is done with extra task.

.gradle/buildOutputCleanup/cache.properties

@@ -1,2 +1,2 @@
-#Thu Feb 10 13:21:42 GMT+04:00 2022
+#Tue Mar 21 10:03:06 GMT+04:00 2023
 gradle.version=7.3.3

.idea/.gitignore

@@ -1,3 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml

.idea/.name

@@ -0,0 +1 @@
+sbapp

.idea/compiler.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="CompilerConfiguration">
-    <bytecodeTargetLevel target="17" />
+    <bytecodeTargetLevel target="11" />
   </component>
 </project>

.idea/misc.xml

@@ -1,8 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="17" project-jdk-type="JavaSDK" />
-  <component name="ProjectType">
-    <option name="id" value="jpab" />
-  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" project-jdk-name="17" project-jdk-type="JavaSDK" />
 </project>

.idea/vcs.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+    <mapping directory="" vcs="Git" />
   </component>
 </project>

src/main/java/ru/ulstu/is/sbapp/Models/Customer.java

@@ -19,7 +19,7 @@ public class Customer
     @Column()
     private String middle_name;
 
-    @ManyToMany
+    @OneToMany(fetch = FetchType.EAGER)
     private List<Movie> movies;
 
 
@@ -49,9 +49,10 @@ public class Customer
         return first_name;
     }
 
-    public void setFirst_name(String first_name)
+    public void setFirst_name(String fullName)
     {
-        this.first_name = first_name;
+        String[] partsName = fullName.split(" ");
+        this.first_name = partsName[0];
     }
 
     public String getLast_name()
@@ -59,9 +60,10 @@ public class Customer
         return last_name;
     }
 
-    public void setLast_name(String last_name)
+    public void setLast_name(String fullName)
     {
-        this.last_name = last_name;
+        String[] partsName = fullName.split(" ");
+        this.last_name = partsName[1];
     }
 
     public String getMiddle_name()
@@ -70,11 +72,12 @@ public class Customer
         return middle_name.isBlank() ? null : middle_name;
     }
 
-    public void setMiddle_name(String middle_name)
+    public void setMiddle_name(String fullName)
     {
-        if(!middle_name.isBlank())
+        String[] partsName = fullName.split(" ");
+        if(partsName.length == 3)
         {
-            this.middle_name = middle_name;
+            this.middle_name = partsName[2];
         }
     }
 

src/main/java/ru/ulstu/is/sbapp/Models/Movie.java

@@ -21,8 +21,6 @@ public class Movie
     @JoinColumn(name = "genre_fk")
     private Genre genre;
 
-    @ManyToMany(mappedBy = "movies")
-    private List<Customer> customers;
 
     public Movie()
     {
@@ -34,7 +32,6 @@ public class Movie
         this.length = length;
         this.score = score;
         this.genre = genre;
-        this.customers = new ArrayList<>();
     }
 
     public Long getId()
@@ -82,10 +79,6 @@ public class Movie
         this.genre = genre;
     }
 
-    public List<Customer> getCustomers()
-    {
-        return customers;
-    }
 
     public boolean equals(Object o) {
         if (this == o) return true;

src/main/java/ru/ulstu/is/sbapp/Services/CustomerService.java

@@ -46,16 +46,16 @@ public class CustomerService
     }
 
     @Transactional
-    public Customer updateCustomer(Long id, String firstName, String lastName, String middleName)
+    public Customer updateCustomer(Long id, String fullName)
     {
-        if(!StringUtils.hasText(firstName) || !StringUtils.hasText(lastName))
+        if(!StringUtils.hasText(fullName))
         {
             throw new IllegalArgumentException("Customer's name or surname is missing");
         }
         final Customer specificCustomer = findCustomer(id);
-        specificCustomer.setFirst_name(firstName);
-        specificCustomer.setLast_name(lastName);
-        specificCustomer.setMiddle_name(middleName);
+        specificCustomer.setFirst_name(fullName);
+        specificCustomer.setLast_name(fullName);
+        specificCustomer.setMiddle_name(fullName);
         return em.merge(specificCustomer);
     }
 

src/main/java/ru/ulstu/is/sbapp/Services/GenreService.java

@@ -48,7 +48,7 @@ public class GenreService
     @Transactional
     public Genre updateGenre(Long id, String name)
     {
-        if(StringUtils.hasText(name))
+        if(!StringUtils.hasText(name))
         {
             throw new IllegalArgumentException("Genre's name is missing");
         }

src/main/java/ru/ulstu/is/sbapp/Services/MovieService.java

@@ -11,8 +11,6 @@ import javax.persistence.EntityManager;
 import javax.persistence.EntityNotFoundException;
 import javax.persistence.PersistenceContext;
 import java.util.List;
-import java.util.Map;
-import java.util.stream.Collectors;
 
 @Service
 public class MovieService
@@ -77,6 +75,12 @@ public class MovieService
         return specificMovie;
     }
 
+    @Transactional
+    public List<Movie> findAllSpecificMovies(Genre specGenre)
+    {
+        return em.createQuery("SELECT m FROM Movie m WHERE m.genre = :genre",Movie.class).setParameter("genre",specGenre).getResultList();
+    }
+
     @Transactional
     public void deleteAllMovies()
     {

src/test/java/ru/ulstu/is/sbapp/JpaCustomerTests.java

@@ -67,4 +67,27 @@ public class JpaCustomerTests
         log.info(customers.toString());
         Assertions.assertEquals(customers.size(), 0);
     }
+
+    @Test
+    void testCustomerChanges()
+    {
+        customerService.deleteAllCustomers();
+        final Customer customer = customerService.addCustomer("Nikita Lisov");
+        log.info(customer.toString());
+        final Customer changedCustomer = customerService.updateCustomer(customer.getId(),"Evelina Potter");
+        log.info(changedCustomer.toString());
+        Assertions.assertEquals("Evelina",changedCustomer.getFirst_name());
+    }
+
+    @Test
+    void testDeleteSpecificCustomer()
+    {
+        customerService.deleteAllCustomers();
+
+        final Customer customer1 = customerService.addCustomer("Nikita Lisov");
+        final Customer customer2 = customerService.addCustomer("Evelina Potter");
+        customerService.deleteCustomer(customer1.getId());
+        Assertions.assertThrows(EntityNotFoundException.class, () -> customerService.findCustomer(customer1.getId()));
+
+    }
 }

src/test/java/ru/ulstu/is/sbapp/JpaGenreTests.java

@@ -6,6 +6,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
+import ru.ulstu.is.sbapp.Models.Customer;
 import ru.ulstu.is.sbapp.Models.Genre;
 import ru.ulstu.is.sbapp.Services.GenreService;
 
@@ -66,4 +67,27 @@ public class JpaGenreTests
         log.info(customers.toString());
         Assertions.assertEquals(customers.size(), 0);
     }
+
+    @Test
+    void testGenreChanges()
+    {
+        genreService.deleteAllGenres();
+        final Genre genre = genreService.addGenre("Fantasy");
+        log.info(genre.toString());
+        final Genre changedGenre = genreService.updateGenre(genre.getId(),"Sci-Fi");
+        log.info(changedGenre.toString());
+        Assertions.assertEquals("Sci-Fi",changedGenre.getName());
+    }
+
+    @Test
+    void testDeleteSpecificGenre()
+    {
+        genreService.deleteAllGenres();
+
+        final Genre genre1 = genreService.addGenre("Nikita Lisov");
+        final Genre genre2 = genreService.addGenre("Evelina Potter");
+        genreService.deleteGenre(genre1.getId());
+        Assertions.assertThrows(EntityNotFoundException.class, () -> genreService.findGenre(genre1.getId()));
+
+    }
 }

src/test/java/ru/ulstu/is/sbapp/JpaMovieTests.java

@@ -14,6 +14,7 @@ import ru.ulstu.is.sbapp.Models.Genre;
 import ru.ulstu.is.sbapp.Services.GenreService;
 
 import javax.persistence.EntityNotFoundException;
+import java.util.ArrayList;
 import java.util.List;
 
 @SpringBootTest
@@ -45,6 +46,7 @@ public class JpaMovieTests
         log.info(movie.toString());
 
         Assertions.assertNotNull(movie.getId());
+        Assertions.assertTrue(customer.getMovies().contains(movie));
     }
 
     @Test
@@ -164,4 +166,39 @@ public class JpaMovieTests
         Assertions.assertEquals(movies.size(),0);
 
     }
+
+    @Test
+    void testGetAllGenreMovies()
+    {
+        movieService.deleteAllMovies();
+        customerService.deleteAllCustomers();
+        genreService.deleteAllGenres();
+
+        final Genre genre1 = genreService.addGenre("Fantasy");
+        log.info(genre1.toString());
+
+        final Genre genre2 = genreService.addGenre("Sci-Fi");
+        log.info(genre2.toString());
+
+        final Customer customer = customerService.addCustomer("Nikita Lisov");
+        log.info(customer.toString());
+
+        final Movie movie1 = movieService.addMovie("Arcane",36,4.5, genre1, customer);
+        log.info(movie1.toString());
+
+        final Movie movie2 = movieService.addMovie("Harry Potter",128,10.0, genre1, customer);
+        log.info(movie2.toString());
+
+        final Movie movie3 = movieService.addMovie("Interstellar",2,9.5, genre2, customer);
+        log.info(movie3.toString());
+
+        List<Movie> movies = new ArrayList<>(){};
+        movies.add(movie1);
+        movies.add(movie2);
+
+        List<Movie> expectedMovies = movieService.findAllSpecificMovies(genre1);
+        log.info(expectedMovies.toString());
+
+        Assertions.assertArrayEquals(movies.toArray(),expectedMovies.toArray());
+    }
 }