diff --git a/abstract-document/src/main/java/com/iluwatar/abstractdocument/App.java b/abstract-document/src/main/java/com/iluwatar/abstractdocument/App.java index a0d9d13c8..99be4ee12 100644 --- a/abstract-document/src/main/java/com/iluwatar/abstractdocument/App.java +++ b/abstract-document/src/main/java/com/iluwatar/abstractdocument/App.java @@ -23,14 +23,13 @@ package com.iluwatar.abstractdocument; -import java.util.Arrays; -import java.util.HashMap; - +import com.iluwatar.abstractdocument.domain.Car; +import com.iluwatar.abstractdocument.domain.enums.Property; import org.slf4j.Logger; import org.slf4j.LoggerFactory; -import com.iluwatar.abstractdocument.domain.Car; -import com.iluwatar.abstractdocument.domain.enums.Property; +import java.util.List; +import java.util.Map; /** * The Abstract Document pattern enables handling additional, non-static @@ -52,21 +51,20 @@ public class App { public App() { LOGGER.info("Constructing parts and car"); - var carProperties = new HashMap(); - carProperties.put(Property.MODEL.toString(), "300SL"); - carProperties.put(Property.PRICE.toString(), 10000L); + var wheelProperties = Map.of( + Property.TYPE.toString(), "wheel", + Property.MODEL.toString(), "15C", + Property.PRICE.toString(), 100L); - var wheelProperties = new HashMap(); - wheelProperties.put(Property.TYPE.toString(), "wheel"); - wheelProperties.put(Property.MODEL.toString(), "15C"); - wheelProperties.put(Property.PRICE.toString(), 100L); + var doorProperties = Map.of( + Property.TYPE.toString(), "door", + Property.MODEL.toString(), "Lambo", + Property.PRICE.toString(), 300L); - var doorProperties = new HashMap(); - doorProperties.put(Property.TYPE.toString(), "door"); - doorProperties.put(Property.MODEL.toString(), "Lambo"); - doorProperties.put(Property.PRICE.toString(), 300L); - - carProperties.put(Property.PARTS.toString(), Arrays.asList(wheelProperties, doorProperties)); + var carProperties = Map.of( + Property.MODEL.toString(), "300SL", + Property.PRICE.toString(), 10000L, + Property.PARTS.toString(), List.of(wheelProperties, doorProperties)); var car = new Car(carProperties); diff --git a/abstract-document/src/test/java/com/iluwatar/abstractdocument/AbstractDocumentTest.java b/abstract-document/src/test/java/com/iluwatar/abstractdocument/AbstractDocumentTest.java index 7f3e1eada..0514c750a 100644 --- a/abstract-document/src/test/java/com/iluwatar/abstractdocument/AbstractDocumentTest.java +++ b/abstract-document/src/test/java/com/iluwatar/abstractdocument/AbstractDocumentTest.java @@ -31,9 +31,7 @@ import java.util.List; import java.util.Map; import java.util.stream.Stream; -import static org.junit.jupiter.api.Assertions.assertEquals; -import static org.junit.jupiter.api.Assertions.assertNotNull; -import static org.junit.jupiter.api.Assertions.assertTrue; +import static org.junit.jupiter.api.Assertions.*; /** * AbstractDocument test class @@ -60,9 +58,7 @@ public class AbstractDocumentTest { @Test public void shouldRetrieveChildren() { - Map child1 = new HashMap<>(); - Map child2 = new HashMap<>(); - List> children = Arrays.asList(child1, child2); + var children = List.of(Map.of(), Map.of()); document.put(KEY, children); @@ -80,8 +76,7 @@ public class AbstractDocumentTest { @Test public void shouldIncludePropsInToString() { - Map props = new HashMap<>(); - props.put(KEY, VALUE); + Map props = Map.of(KEY, VALUE); DocumentImplementation document = new DocumentImplementation(props); assertTrue(document.toString().contains(KEY)); assertTrue(document.toString().contains(VALUE)); diff --git a/abstract-document/src/test/java/com/iluwatar/abstractdocument/DomainTest.java b/abstract-document/src/test/java/com/iluwatar/abstractdocument/DomainTest.java index 2dde49a1e..663071f6a 100644 --- a/abstract-document/src/test/java/com/iluwatar/abstractdocument/DomainTest.java +++ b/abstract-document/src/test/java/com/iluwatar/abstractdocument/DomainTest.java @@ -23,17 +23,16 @@ package com.iluwatar.abstractdocument; -import static org.junit.jupiter.api.Assertions.assertEquals; - -import java.util.Arrays; -import java.util.HashMap; -import java.util.Map; - -import org.junit.jupiter.api.Test; - import com.iluwatar.abstractdocument.domain.Car; import com.iluwatar.abstractdocument.domain.Part; import com.iluwatar.abstractdocument.domain.enums.Property; +import org.junit.jupiter.api.Test; + +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import static org.junit.jupiter.api.Assertions.assertEquals; /** * Test for Part and Car @@ -49,10 +48,10 @@ public class DomainTest { @Test public void shouldConstructPart() { - Map partProperties = new HashMap<>(); - partProperties.put(Property.TYPE.toString(), TEST_PART_TYPE); - partProperties.put(Property.MODEL.toString(), TEST_PART_MODEL); - partProperties.put(Property.PRICE.toString(), TEST_PART_PRICE); + Map partProperties = Map.of( + Property.TYPE.toString(), TEST_PART_TYPE, + Property.MODEL.toString(), TEST_PART_MODEL, + Property.PRICE.toString(), TEST_PART_PRICE); Part part = new Part(partProperties); assertEquals(TEST_PART_TYPE, part.getType().get()); @@ -62,10 +61,10 @@ public class DomainTest { @Test public void shouldConstructCar() { - Map carProperties = new HashMap<>(); - carProperties.put(Property.MODEL.toString(), TEST_CAR_MODEL); - carProperties.put(Property.PRICE.toString(), TEST_CAR_PRICE); - carProperties.put(Property.PARTS.toString(), Arrays.asList(new HashMap<>(), new HashMap<>())); + Map carProperties = Map.of( + Property.MODEL.toString(), TEST_CAR_MODEL, + Property.PRICE.toString(), TEST_CAR_PRICE, + Property.PARTS.toString(), List.of(new HashMap<>(), new HashMap<>())); Car car = new Car(carProperties); assertEquals(TEST_CAR_MODEL, car.getModel().get()); diff --git a/collection-pipeline/src/test/java/com/iluwatar/collectionpipeline/AppTest.java b/collection-pipeline/src/test/java/com/iluwatar/collectionpipeline/AppTest.java index 5cec263cd..6bc035920 100644 --- a/collection-pipeline/src/test/java/com/iluwatar/collectionpipeline/AppTest.java +++ b/collection-pipeline/src/test/java/com/iluwatar/collectionpipeline/AppTest.java @@ -23,17 +23,15 @@ package com.iluwatar.collectionpipeline; -import static org.junit.jupiter.api.Assertions.assertEquals; - -import java.util.Arrays; -import java.util.HashMap; -import java.util.List; -import java.util.Map; - import org.junit.jupiter.api.Test; import org.slf4j.Logger; import org.slf4j.LoggerFactory; +import java.util.List; +import java.util.Map; + +import static org.junit.jupiter.api.Assertions.assertEquals; + /** * Tests that Collection Pipeline methods work as expected. */ @@ -44,27 +42,27 @@ public class AppTest { @Test public void testGetModelsAfter2000UsingFor() { - List models = ImperativeProgramming.getModelsAfter2000(cars); - assertEquals(Arrays.asList("Avenger", "Wrangler", "Focus", "Cascada"), models); + var models = ImperativeProgramming.getModelsAfter2000(cars); + assertEquals(List.of("Avenger", "Wrangler", "Focus", "Cascada"), models); } @Test public void testGetModelsAfter2000UsingPipeline() { - List models = FunctionalProgramming.getModelsAfter2000(cars); - assertEquals(Arrays.asList("Avenger", "Wrangler", "Focus", "Cascada"), models); + var models = FunctionalProgramming.getModelsAfter2000(cars); + assertEquals(List.of("Avenger", "Wrangler", "Focus", "Cascada"), models); } @Test public void testGetGroupingOfCarsByCategory() { - Map> modelsExpected = new HashMap<>(); - modelsExpected.put(Category.CONVERTIBLE, Arrays.asList(new Car("Buick", "Cascada", 2016, Category.CONVERTIBLE), - new Car("Chevrolet", "Geo Metro", 1992, Category.CONVERTIBLE))); - modelsExpected.put(Category.SEDAN, Arrays.asList(new Car("Dodge", "Avenger", 2010, Category.SEDAN), - new Car("Ford", "Focus", 2012, Category.SEDAN))); - modelsExpected.put(Category.JEEP, Arrays.asList(new Car("Jeep", "Wrangler", 2011, Category.JEEP), - new Car("Jeep", "Comanche", 1990, Category.JEEP))); - Map> modelsFunctional = FunctionalProgramming.getGroupingOfCarsByCategory(cars); - Map> modelsImperative = ImperativeProgramming.getGroupingOfCarsByCategory(cars); + var modelsExpected = Map.of( + Category.CONVERTIBLE, List.of(new Car("Buick", "Cascada", 2016, Category.CONVERTIBLE), + new Car("Chevrolet", "Geo Metro", 1992, Category.CONVERTIBLE)), + Category.SEDAN, List.of(new Car("Dodge", "Avenger", 2010, Category.SEDAN), + new Car("Ford", "Focus", 2012, Category.SEDAN)), + Category.JEEP, List.of(new Car("Jeep", "Wrangler", 2011, Category.JEEP), + new Car("Jeep", "Comanche", 1990, Category.JEEP))); + var modelsFunctional = FunctionalProgramming.getGroupingOfCarsByCategory(cars); + var modelsImperative = ImperativeProgramming.getGroupingOfCarsByCategory(cars); LOGGER.info("Category " + modelsFunctional); assertEquals(modelsExpected, modelsFunctional); assertEquals(modelsExpected, modelsImperative); @@ -72,11 +70,11 @@ public class AppTest { @Test public void testGetSedanCarsOwnedSortedByDate() { - Person john = new Person(cars); - List modelsExpected = Arrays.asList(new Car("Dodge", "Avenger", 2010, Category.SEDAN), + var john = new Person(cars); + var modelsExpected = List.of(new Car("Dodge", "Avenger", 2010, Category.SEDAN), new Car("Ford", "Focus", 2012, Category.SEDAN)); - List modelsFunctional = FunctionalProgramming.getSedanCarsOwnedSortedByDate(Arrays.asList(john)); - List modelsImperative = ImperativeProgramming.getSedanCarsOwnedSortedByDate(Arrays.asList(john)); + var modelsFunctional = FunctionalProgramming.getSedanCarsOwnedSortedByDate(List.of(john)); + var modelsImperative = ImperativeProgramming.getSedanCarsOwnedSortedByDate(List.of(john)); assertEquals(modelsExpected, modelsFunctional); assertEquals(modelsExpected, modelsImperative); } diff --git a/commander/src/main/java/com/iluwatar/commander/Service.java b/commander/src/main/java/com/iluwatar/commander/Service.java index f3b1940c7..2e293520b 100644 --- a/commander/src/main/java/com/iluwatar/commander/Service.java +++ b/commander/src/main/java/com/iluwatar/commander/Service.java @@ -23,10 +23,8 @@ package com.iluwatar.commander; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Hashtable; -import java.util.Random; +import java.util.*; + import com.iluwatar.commander.exceptions.DatabaseUnavailableException; /** @@ -49,7 +47,7 @@ public abstract class Service { protected Service(Database db, Exception...exc) { this.database = db; - this.exceptionsList = new ArrayList(Arrays.asList(exc)); + this.exceptionsList = new ArrayList<>(List.of(exc)); } public abstract String receiveRequest(Object...parameters) throws DatabaseUnavailableException; diff --git a/commander/src/main/java/com/iluwatar/commander/queue/QueueDatabase.java b/commander/src/main/java/com/iluwatar/commander/queue/QueueDatabase.java index 0010ce1f4..6b9007b9f 100644 --- a/commander/src/main/java/com/iluwatar/commander/queue/QueueDatabase.java +++ b/commander/src/main/java/com/iluwatar/commander/queue/QueueDatabase.java @@ -23,12 +23,13 @@ package com.iluwatar.commander.queue; -import java.util.ArrayList; -import java.util.Arrays; import com.iluwatar.commander.Database; import com.iluwatar.commander.exceptions.DatabaseUnavailableException; import com.iluwatar.commander.exceptions.IsEmptyException; +import java.util.ArrayList; +import java.util.List; + /** * QueueDatabase id where the instructions to be implemented are queued. */ @@ -39,8 +40,8 @@ public class QueueDatabase extends Database { public ArrayList exceptionsList; public QueueDatabase(Exception...exc) { - this.data = new Queue(); - this.exceptionsList = new ArrayList(Arrays.asList(exc)); + this.data = new Queue<>(); + this.exceptionsList = new ArrayList<>(List.of(exc)); } @Override diff --git a/commander/src/test/java/com/iluwatar/commander/RetryTest.java b/commander/src/test/java/com/iluwatar/commander/RetryTest.java index 7dd142b9c..c4ee5caf7 100644 --- a/commander/src/test/java/com/iluwatar/commander/RetryTest.java +++ b/commander/src/test/java/com/iluwatar/commander/RetryTest.java @@ -23,18 +23,14 @@ package com.iluwatar.commander; -import static org.junit.jupiter.api.Assertions.*; -import java.util.ArrayList; -import java.util.Arrays; -import org.junit.jupiter.api.Test; - -import com.iluwatar.commander.Order; -import com.iluwatar.commander.Retry; -import com.iluwatar.commander.User; -import com.iluwatar.commander.Retry.HandleErrorIssue; -import com.iluwatar.commander.Retry.Operation; import com.iluwatar.commander.exceptions.DatabaseUnavailableException; import com.iluwatar.commander.exceptions.ItemUnavailableException; +import org.junit.jupiter.api.Test; + +import java.util.ArrayList; +import java.util.List; + +import static org.junit.jupiter.api.Assertions.assertTrue; class RetryTest { @@ -55,15 +51,15 @@ class RetryTest { e -> DatabaseUnavailableException.class.isAssignableFrom(e.getClass())); User user = new User("Jim", "ABCD"); Order order = new Order(user, "book", 10f); - ArrayList arr1 = new ArrayList(Arrays.asList(new Exception[] - {new ItemUnavailableException(), new DatabaseUnavailableException()})); + ArrayList arr1 = new ArrayList<>(List.of( + new ItemUnavailableException(), new DatabaseUnavailableException())); try { r1.perform(arr1, order); } catch (Exception e1) { e1.printStackTrace(); } - ArrayList arr2 = new ArrayList(Arrays.asList(new Exception[] - {new DatabaseUnavailableException(), new ItemUnavailableException()})); + ArrayList arr2 = new ArrayList<>(List.of( + new DatabaseUnavailableException(), new ItemUnavailableException())); try { r2.perform(arr2, order); } catch (Exception e1) { diff --git a/composite/README.md b/composite/README.md index 05ee70cbb..68d5339fb 100644 --- a/composite/README.md +++ b/composite/README.md @@ -94,27 +94,27 @@ Then we have a messenger to carry messages ```java public class Messenger { LetterComposite messageFromOrcs() { - List words = new ArrayList<>(); - words.add(new Word(Arrays.asList(new Letter('W'), new Letter('h'), new Letter('e'), new Letter('r'), new Letter('e')))); - words.add(new Word(Arrays.asList(new Letter('t'), new Letter('h'), new Letter('e'), new Letter('r'), new Letter('e')))); - words.add(new Word(Arrays.asList(new Letter('i'), new Letter('s')))); - words.add(new Word(Arrays.asList(new Letter('a')))); - words.add(new Word(Arrays.asList(new Letter('w'), new Letter('h'), new Letter('i'), new Letter('p')))); - words.add(new Word(Arrays.asList(new Letter('t'), new Letter('h'), new Letter('e'), new Letter('r'), new Letter('e')))); - words.add(new Word(Arrays.asList(new Letter('i'), new Letter('s')))); - words.add(new Word(Arrays.asList(new Letter('a')))); - words.add(new Word(Arrays.asList(new Letter('w'), new Letter('a'), new Letter('y')))); + List words = List.of( + new Word(List.of(new Letter('W'), new Letter('h'), new Letter('e'), new Letter('r'), new Letter('e'))), + new Word(List.of(new Letter('t'), new Letter('h'), new Letter('e'), new Letter('r'), new Letter('e'))), + new Word(List.of(new Letter('i'), new Letter('s'))), + new Word(List.of(new Letter('a'))), + new Word(List.of(new Letter('w'), new Letter('h'), new Letter('i'), new Letter('p'))), + new Word(List.of(new Letter('t'), new Letter('h'), new Letter('e'), new Letter('r'), new Letter('e'))), + new Word(List.of(new Letter('i'), new Letter('s'))), + new Word(List.of(new Letter('a'))), + new Word(List.of(new Letter('w'), new Letter('a'), new Letter('y')))); return new Sentence(words); } LetterComposite messageFromElves() { - List words = new ArrayList<>(); - words.add(new Word(Arrays.asList(new Letter('M'), new Letter('u'), new Letter('c'), new Letter('h')))); - words.add(new Word(Arrays.asList(new Letter('w'), new Letter('i'), new Letter('n'), new Letter('d')))); - words.add(new Word(Arrays.asList(new Letter('p'), new Letter('o'), new Letter('u'), new Letter('r'), new Letter('s')))); - words.add(new Word(Arrays.asList(new Letter('f'), new Letter('r'), new Letter('o'), new Letter('m')))); - words.add(new Word(Arrays.asList(new Letter('y'), new Letter('o'), new Letter('u'), new Letter('r')))); - words.add(new Word(Arrays.asList(new Letter('m'), new Letter('o'), new Letter('u'), new Letter('t'), new Letter('h')))); + List words = List.of( + new Word(List.of(new Letter('M'), new Letter('u'), new Letter('c'), new Letter('h'))), + new Word(List.of(new Letter('w'), new Letter('i'), new Letter('n'), new Letter('d'))), + new Word(List.of(new Letter('p'), new Letter('o'), new Letter('u'), new Letter('r'), new Letter('s'))), + new Word(List.of(new Letter('f'), new Letter('r'), new Letter('o'), new Letter('m'))), + new Word(List.of(new Letter('y'), new Letter('o'), new Letter('u'), new Letter('r'))), + new Word(List.of(new Letter('m'), new Letter('o'), new Letter('u'), new Letter('t'), new Letter('h')))); return new Sentence(words); } } diff --git a/composite/src/main/java/com/iluwatar/composite/Messenger.java b/composite/src/main/java/com/iluwatar/composite/Messenger.java index c4d99faf6..ba6a08161 100644 --- a/composite/src/main/java/com/iluwatar/composite/Messenger.java +++ b/composite/src/main/java/com/iluwatar/composite/Messenger.java @@ -23,8 +23,6 @@ package com.iluwatar.composite; -import java.util.ArrayList; -import java.util.Arrays; import java.util.List; /** @@ -36,21 +34,20 @@ public class Messenger { LetterComposite messageFromOrcs() { - List words = new ArrayList<>(); - - words.add(new Word(Arrays.asList(new Letter('W'), new Letter('h'), new Letter('e'), new Letter( - 'r'), new Letter('e')))); - words.add(new Word(Arrays.asList(new Letter('t'), new Letter('h'), new Letter('e'), new Letter( - 'r'), new Letter('e')))); - words.add(new Word(Arrays.asList(new Letter('i'), new Letter('s')))); - words.add(new Word(Arrays.asList(new Letter('a')))); - words.add(new Word(Arrays.asList(new Letter('w'), new Letter('h'), new Letter('i'), new Letter( - 'p')))); - words.add(new Word(Arrays.asList(new Letter('t'), new Letter('h'), new Letter('e'), new Letter( - 'r'), new Letter('e')))); - words.add(new Word(Arrays.asList(new Letter('i'), new Letter('s')))); - words.add(new Word(Arrays.asList(new Letter('a')))); - words.add(new Word(Arrays.asList(new Letter('w'), new Letter('a'), new Letter('y')))); + List words = List.of( + new Word(List.of(new Letter('W'), new Letter('h'), new Letter('e'), new Letter( + 'r'), new Letter('e'))), + new Word(List.of(new Letter('t'), new Letter('h'), new Letter('e'), new Letter( + 'r'), new Letter('e'))), + new Word(List.of(new Letter('i'), new Letter('s'))), + new Word(List.of(new Letter('a'))), + new Word(List.of(new Letter('w'), new Letter('h'), new Letter('i'), new Letter( + 'p'))), + new Word(List.of(new Letter('t'), new Letter('h'), new Letter('e'), new Letter( + 'r'), new Letter('e'))), + new Word(List.of(new Letter('i'), new Letter('s'))), + new Word(List.of(new Letter('a'))), + new Word(List.of(new Letter('w'), new Letter('a'), new Letter('y')))); return new Sentence(words); @@ -58,20 +55,15 @@ public class Messenger { LetterComposite messageFromElves() { - List words = new ArrayList<>(); - - words.add(new Word(Arrays.asList(new Letter('M'), new Letter('u'), new Letter('c'), new Letter( - 'h')))); - words.add(new Word(Arrays.asList(new Letter('w'), new Letter('i'), new Letter('n'), new Letter( - 'd')))); - words.add(new Word(Arrays.asList(new Letter('p'), new Letter('o'), new Letter('u'), new Letter( - 'r'), new Letter('s')))); - words.add(new Word(Arrays.asList(new Letter('f'), new Letter('r'), new Letter('o'), new Letter( - 'm')))); - words.add(new Word(Arrays.asList(new Letter('y'), new Letter('o'), new Letter('u'), new Letter( - 'r')))); - words.add(new Word(Arrays.asList(new Letter('m'), new Letter('o'), new Letter('u'), new Letter( - 't'), new Letter('h')))); + List words = List.of( + new Word(List.of(new Letter('M'), new Letter('u'), new Letter('c'), new Letter('h'))), + new Word(List.of(new Letter('w'), new Letter('i'), new Letter('n'), new Letter('d'))), + new Word(List.of(new Letter('p'), new Letter('o'), new Letter('u'), new Letter('r'), + new Letter('s'))), + new Word(List.of(new Letter('f'), new Letter('r'), new Letter('o'), new Letter('m'))), + new Word(List.of(new Letter('y'), new Letter('o'), new Letter('u'), new Letter('r'))), + new Word(List.of(new Letter('m'), new Letter('o'), new Letter('u'), new Letter('t'), + new Letter('h')))); return new Sentence(words); diff --git a/converter/src/main/java/com/iluwatar/converter/App.java b/converter/src/main/java/com/iluwatar/converter/App.java index 0d4666ae6..fab472328 100644 --- a/converter/src/main/java/com/iluwatar/converter/App.java +++ b/converter/src/main/java/com/iluwatar/converter/App.java @@ -24,11 +24,9 @@ package com.iluwatar.converter; -import com.google.common.collect.Lists; import org.slf4j.Logger; import org.slf4j.LoggerFactory; -import java.util.ArrayList; import java.util.List; /** @@ -38,7 +36,7 @@ import java.util.List; * objects between types. */ public class App { - + private static final Logger LOGGER = LoggerFactory.getLogger(App.class); /** * Program entry point @@ -52,7 +50,7 @@ public class App { User user = userConverter.convertFromDto(dtoUser); LOGGER.info("Entity converted from DTO:" + user); - ArrayList users = Lists.newArrayList(new User("Camile", "Tough", false, "124sad"), + var users = List.of(new User("Camile", "Tough", false, "124sad"), new User("Marti", "Luther", true, "42309fd"), new User("Kate", "Smith", true, "if0243")); LOGGER.info("Domain entities:"); users.stream().map(User::toString).forEach(LOGGER::info); diff --git a/converter/src/test/java/com/iluwatar/converter/ConverterTest.java b/converter/src/test/java/com/iluwatar/converter/ConverterTest.java index 90160c467..92d47bb41 100644 --- a/converter/src/test/java/com/iluwatar/converter/ConverterTest.java +++ b/converter/src/test/java/com/iluwatar/converter/ConverterTest.java @@ -23,10 +23,8 @@ package com.iluwatar.converter; -import com.google.common.collect.Lists; import org.junit.jupiter.api.Test; -import java.util.ArrayList; import java.util.List; import java.util.Random; @@ -81,8 +79,9 @@ public class ConverterTest { */ @Test public void testCollectionConversion() { - ArrayList users = Lists.newArrayList(new User("Camile", "Tough", false, "124sad"), - new User("Marti", "Luther", true, "42309fd"), new User("Kate", "Smith", true, "if0243")); + List users = List.of(new User("Camile", "Tough", false, "124sad"), + new User("Marti", "Luther", true, "42309fd"), + new User("Kate", "Smith", true, "if0243")); List fromDtos = userConverter.createFromDtos(userConverter.createFromEntities(users)); assertEquals(users, fromDtos); }