Merge remote-tracking branch 'upstream/master' into JAVA-3570

atomikos/pom.xml

@@ -51,7 +51,7 @@
 		</dependency>
 		<dependency>
 			<groupId>org.hibernate</groupId>
-			<artifactId>hibernate-entitymanager</artifactId>
+			<artifactId>hibernate-core</artifactId>
 			<version>${hibernate.version}</version>
 			<scope>provided</scope>
 			<exclusions>

core-java-modules/core-java-14/README.md

@@ -10,3 +10,4 @@ This module contains articles about Java 14.
 - [Helpful NullPointerExceptions in Java 14](https://www.baeldung.com/java-14-nullpointerexception)
 - [Foreign Memory Access API in Java 14](https://www.baeldung.com/java-foreign-memory-access)
 - [Java 14 Record Keyword](https://www.baeldung.com/java-record-keyword)
+- [Java 14 – New Features](https://www.baeldung.com/java-14-new-features)

core-java-modules/core-java-collections-maps-3/README.md

@@ -6,4 +6,5 @@ This module contains articles about Map data structures in Java.
 - [Java TreeMap vs HashMap](https://www.baeldung.com/java-treemap-vs-hashmap)
 - [Comparing Two HashMaps in Java](https://www.baeldung.com/java-compare-hashmaps)
 - [The Map.computeIfAbsent() Method](https://www.baeldung.com/java-map-computeifabsent)
+- [Collections.synchronizedMap vs. ConcurrentHashMap](https://www.baeldung.com/java-synchronizedmap-vs-concurrenthashmap)
 - More articles: [[<-- prev]](/core-java-modules/core-java-collections-maps-2)

core-java-modules/core-java-collections-maps-3/pom.xml

@@ -15,7 +15,11 @@
     </parent>
 
     <dependencies>
-        
+        <dependency>
+            <groupId>org.openjdk.jmh</groupId>
+            <artifactId>jmh-core</artifactId>
+            <version>${jmh-core.version}</version>
+        </dependency>
     </dependencies>
 
     <properties>

core-java-modules/core-java-collections-maps-3/src/main/java/com/baeldung/map/concurrenthashmap/MapPerformanceComparison.java

@@ -0,0 +1,96 @@
+package com.baeldung.map.concurrenthashmap;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
+
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Threads;
+import org.openjdk.jmh.annotations.Warmup;
+
+@Fork(5)
+@Threads(10)
+@Warmup(iterations = 5)
+@State(Scope.Benchmark)
+@BenchmarkMode(Mode.AverageTime)
+@OutputTimeUnit(TimeUnit.NANOSECONDS)
+public class MapPerformanceComparison {
+    
+    private int TEST_NO_ITEMS;
+    
+    public static void main(String[] args) throws Exception {
+        org.openjdk.jmh.Main.main(args);
+    }
+    
+    @Setup
+    public void setup() {
+        TEST_NO_ITEMS = 1000;
+    }
+    
+    @Benchmark
+    public void randomReadAndWriteSynchronizedMap() {
+        Map<String, Integer> map = Collections.synchronizedMap(new HashMap<String, Integer>());
+        performReadAndWriteTest(map);
+    }
+    
+    @Benchmark
+    public void randomReadAndWriteConcurrentHashMap() {
+        Map<String, Integer> map = new ConcurrentHashMap<>();
+        performReadAndWriteTest(map);
+    }
+    
+    private void performReadAndWriteTest(final Map<String, Integer> map) {
+        for (int i = 0; i < TEST_NO_ITEMS; i++) {
+            Integer randNumber = (int) Math.ceil(Math.random() * TEST_NO_ITEMS);
+            map.get(String.valueOf(randNumber));
+            map.put(String.valueOf(randNumber), randNumber);
+        }
+    }
+    
+    @Benchmark
+    public void randomWriteSynchronizedMap() {
+        Map<String, Integer> map = Collections.synchronizedMap(new HashMap<String, Integer>());
+        performWriteTest(map);
+    }
+    
+    @Benchmark
+    public void randomWriteConcurrentHashMap() {
+        Map<String, Integer> map = new ConcurrentHashMap<>();
+        performWriteTest(map);
+    }
+    
+    private void performWriteTest(final Map<String, Integer> map) {
+        for (int i = 0; i < TEST_NO_ITEMS; i++) {
+            Integer randNumber = (int) Math.ceil(Math.random() * TEST_NO_ITEMS);
+            map.put(String.valueOf(randNumber), randNumber);
+        }
+    }
+    
+    @Benchmark
+    public void randomReadSynchronizedMap() {
+        Map<String, Integer> map = Collections.synchronizedMap(new HashMap<String, Integer>());
+        performReadTest(map);
+    }
+    
+    @Benchmark
+    public void randomReadConcurrentHashMap() {
+        Map<String, Integer> map = new ConcurrentHashMap<>();
+        performReadTest(map);
+    }
+    
+    private void performReadTest(final Map<String, Integer> map) {
+        for (int i = 0; i < TEST_NO_ITEMS; i++) {
+            Integer randNumber = (int) Math.ceil(Math.random() * TEST_NO_ITEMS);
+            map.get(String.valueOf(randNumber));
+        }
+    }
+}

core-java-modules/core-java-collections-maps-3/src/test/java/com/baeldung/map/concurrenthashmap/ConcurrentModificationErrorUnitTest.java

@@ -0,0 +1,70 @@
+package com.baeldung.map.concurrenthashmap;
+
+import java.util.Collections;
+import java.util.ConcurrentModificationException;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.TreeMap;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class ConcurrentModificationErrorUnitTest {
+
+    @Test(expected = ConcurrentModificationException.class)
+    public void whenRemoveAndAddOnHashMap_thenConcurrentModificationError() {
+        Map<Integer, String> map = new HashMap<>();
+        map.put(1, "baeldung");
+        map.put(2, "HashMap");
+        Map<Integer, String> synchronizedMap = Collections.synchronizedMap(map);
+        Iterator<Entry<Integer, String>> iterator = synchronizedMap.entrySet().iterator();
+        while (iterator.hasNext()) {
+            synchronizedMap.put(3, "Modification");
+            iterator.next();
+        }
+    }
+    
+    @Test(expected = ConcurrentModificationException.class)
+    public void whenRemoveAndAddOnTreeMap_thenConcurrentModificationError() {
+        Map<Integer, String> map = new TreeMap<>();
+        map.put(1, "baeldung");
+        map.put(2, "HashMap");
+        Map<Integer, String> synchronizedMap = Collections.synchronizedMap(map);
+        Iterator<Entry<Integer, String>> iterator = synchronizedMap.entrySet().iterator();
+        while (iterator.hasNext()) {
+            synchronizedMap.put(3, "Modification");
+            iterator.next();
+        }
+    }
+    
+    @Test(expected = ConcurrentModificationException.class)
+    public void whenRemoveAndAddOnLinkedHashMap_thenConcurrentModificationError() {
+        Map<Integer, String> map = new LinkedHashMap<>();
+        map.put(1, "baeldung");
+        map.put(2, "HashMap");
+        Map<Integer, String> synchronizedMap = Collections.synchronizedMap(map);
+        Iterator<Entry<Integer, String>> iterator = synchronizedMap.entrySet().iterator();
+        while (iterator.hasNext()) {
+            synchronizedMap.put(3, "Modification");
+            iterator.next();
+        }
+    }
+
+    @Test
+    public void whenRemoveAndAddOnConcurrentHashMap_thenNoError() {
+        Map<Integer, String> map = new ConcurrentHashMap<>();
+        map.put(1, "baeldung");
+        map.put(2, "HashMap");
+        Iterator<Entry<Integer, String>> iterator = map.entrySet().iterator();
+        while (iterator.hasNext()) {
+            map.put(3, "Modification");
+            iterator.next();
+        }
+
+        Assert.assertEquals(3, map.size());
+    }
+}

core-java-modules/core-java-collections-maps-3/src/test/java/com/baeldung/map/concurrenthashmap/NullAllowInMapUnitTest.java

@@ -0,0 +1,73 @@
+package com.baeldung.map.concurrenthashmap;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.TreeMap;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class NullAllowInMapUnitTest {
+
+    @Test
+    public void givenHashMapBackedSynchronizedMap_whenNullAsKey_thenNoError() {
+        Map<String, Integer> map = Collections
+                .synchronizedMap(new HashMap<String, Integer>());
+        map.put(null, 1);
+        Assert.assertTrue(map.get(null).equals(1));
+    }
+
+
+    @Test(expected = NullPointerException.class)
+    public void givenTreeMapBackedSynchronizedMap_whenNullAsKey_thenException() {
+        Map<String, Integer> map = Collections.synchronizedMap(new TreeMap<String, Integer>());
+        map.put(null, 1);
+        Assert.assertTrue(map.get(null).equals(1));
+    }
+    
+    @Test
+    public void givenLinkedHashMapBackedSynchronizedMap_whenNullAsKey_thenNoError() {
+        Map<String, Integer> map = Collections
+                .synchronizedMap(new LinkedHashMap<String, Integer>());
+        map.put(null, 1);
+        Assert.assertTrue(map.get(null).equals(1));
+    }
+    
+    @Test(expected = NullPointerException.class)
+    public void givenConcurrentHasMap_whenNullAsKey_thenException() {
+        Map<String, Integer> map = new ConcurrentHashMap<>();
+        map.put(null, 1);
+    }
+    
+    @Test
+    public void givenHashMapBackedSynchronizedMap_whenNullAsValue_thenNoError() {
+        Map<String, Integer> map = Collections.synchronizedMap(new HashMap<String, Integer>());
+        map.put("1", null);
+        Assert.assertNull(map.get("1"));
+    }
+    
+    @Test
+    public void givenTreeMapBackedSynchronizedMap_whenNullAsValue_thenNoError() {
+        Map<String, Integer> map = Collections.synchronizedMap(new TreeMap<String, Integer>());
+        map.put("1", null);
+        Assert.assertNull(map.get("1"));
+    }
+    
+    @Test
+    public void givenLinkedHashMapBackedSynchronizedMap_whenNullAsValue_thenNoError() {
+        Map<String, Integer> map = Collections
+                .synchronizedMap(new LinkedHashMap<String, Integer>());
+        map.put("1", null);
+        Assert.assertNull(map.get("1"));
+    }
+    
+    @Test(expected = NullPointerException.class)
+    public void givenConcurrentHasMap_whenNullAsValue_thenException() {
+        Map<String, Integer> map = new ConcurrentHashMap<>();
+        map.put("1", null);
+    }
+
+}

persistence-modules/querydsl/pom.xml

@@ -31,7 +31,7 @@
         <!-- JPA Persistence Dependencies -->
         <dependency>
             <groupId>org.hibernate</groupId>
-            <artifactId>hibernate-entitymanager</artifactId>
+            <artifactId>hibernate-core</artifactId>
             <version>${hibernate.version}</version>
             <scope>compile</scope>
         </dependency>

persistence-modules/spring-jpa-2/pom.xml

@@ -46,7 +46,7 @@
         <!-- persistence -->
         <dependency>
             <groupId>org.hibernate</groupId>
-            <artifactId>hibernate-entitymanager</artifactId>
+            <artifactId>hibernate-core</artifactId>
             <version>${hibernate.version}</version>
         </dependency>
         <dependency>

persistence-modules/spring-jpa/pom.xml

@@ -41,7 +41,7 @@
 
         <dependency>
             <groupId>org.hibernate</groupId>
-            <artifactId>hibernate-entitymanager</artifactId>
+            <artifactId>hibernate-core</artifactId>
             <version>${hibernate.version}</version>
         </dependency>
         <dependency>

pom.xml

@@ -606,9 +606,6 @@
                 <module>spring-5-reactive-client</module>
                 <module>spring-5-reactive-oauth</module>
                 <module>spring-5-reactive-security</module>
-                <module>spring-5-security</module>
-                <module>spring-5-security-cognito</module>
-                <module>spring-5-security-oauth</module>
                 <module>spring-5-webflux</module>
 
                 <module>spring-activiti</module>
@@ -658,16 +655,9 @@
                 <module>spring-kafka</module>
                 <module>spring-katharsis</module>
 
-                <module>spring-ldap</module>
-
                 <module>spring-mobile</module>
                 <module>spring-mockito</module>
 
-                <module>spring-mvc-basics-2</module>
-                <module>spring-mvc-basics-3</module>
-                <module>spring-mvc-basics-4</module>
-
-                <module>spring-mvc-forms-jsp</module>
                 <module>spring-mvc-forms-thymeleaf</module>
                 <module>spring-mvc-java</module>
                 <module>spring-mvc-java-2</module>
@@ -683,7 +673,6 @@
                 <module>spring-reactor</module>
                 <module>spring-remoting</module>
                 <module>spring-rest-angular</module>
-                <module>spring-rest-http</module>
                 <module>spring-rest-http-2</module>
                 <module>spring-rest-query-language</module>
                 <module>spring-rest-shell</module>
@@ -695,20 +684,15 @@
 
                 <module>spring-scheduling</module>
                 <module>spring-security-modules</module>
-                <module>spring-session</module>
                 <module>spring-shell</module>
                 <module>spring-sleuth</module>
                 <module>spring-soap</module>               
-                <module>spring-social-login</module>
                 <module>spring-spel</module>
                 <module>spring-state-machine</module>
                 <module>spring-static-resources</module>
                 <module>spring-swagger-codegen</module>
 
                 <module>spring-threads</module>
-                <module>spring-thymeleaf</module>
-                <module>spring-thymeleaf-2</module>
-                <module>spring-thymeleaf-3</module>
 
                 <module>spring-vault</module>
                 <module>spring-vertx</module>
@@ -1094,9 +1078,6 @@
                 <module>spring-5-reactive-client</module>
                 <module>spring-5-reactive-oauth</module>
                 <module>spring-5-reactive-security</module>
-                <module>spring-5-security</module>
-                <module>spring-5-security-cognito</module>
-                <module>spring-5-security-oauth</module>
                 <module>spring-5-webflux</module>
 
                 <module>spring-activiti</module>
@@ -1144,16 +1125,9 @@
                 <module>spring-kafka</module>
                 <module>spring-katharsis</module>
 
-                <module>spring-ldap</module>
-
                 <module>spring-mobile</module>
                 <module>spring-mockito</module>
 
-                <module>spring-mvc-basics-2</module>
-                <module>spring-mvc-basics-3</module>
-                <module>spring-mvc-basics-4</module>
-
-                <module>spring-mvc-forms-jsp</module>
                 <module>spring-mvc-forms-thymeleaf</module>
                 <module>spring-mvc-java</module>
                 <module>spring-mvc-java-2</module>
@@ -1162,7 +1136,6 @@
                 <module>spring-mvc-views</module>
                 <module>spring-mvc-webflow</module>
                 <module>spring-mvc-xml</module>
-                <module>spring-mvc-crash</module>
 
                 <module>spring-protobuf</module>
                 <module>spring-quartz</module>
@@ -1170,7 +1143,6 @@
                 <module>spring-reactor</module>
                 <module>spring-remoting</module>
                 <module>spring-rest-angular</module>
-                <module>spring-rest-http</module>
                 <module>spring-rest-query-language</module>
                 <module>spring-rest-shell</module>
                 <module>spring-rest-simple</module>
@@ -1181,20 +1153,14 @@
 
                 <module>spring-scheduling</module>
                 <module>spring-security-modules</module>
-                <module>spring-session</module>
                 <module>spring-shell</module>
                 <module>spring-sleuth</module>
                 <module>spring-soap</module>
-                <module>spring-social-login</module>
                 <module>spring-spel</module>
                 <module>spring-state-machine</module>
                 <module>spring-static-resources</module>
                 <module>spring-swagger-codegen</module>
 
-                <module>spring-thymeleaf</module>
-                <module>spring-thymeleaf-2</module>
-                <module>spring-thymeleaf-3</module>
-
                 <module>spring-vault</module>
                 <module>spring-vertx</module>
 

spring-5/README.md

@@ -2,9 +2,6 @@
 
 This module contains articles about Spring 5
 
-### The Course
-The "REST With Spring" Classes: http://bit.ly/restwithspring
-
 ### Relevant Articles
 
 - [Concurrent Test Execution in Spring 5](https://www.baeldung.com/spring-5-concurrent-tests)

spring-apache-camel/README.md

@@ -9,6 +9,7 @@ This module contains articles about Spring with Apache Camel
 - [Introduction To Apache Camel](http://www.baeldung.com/apache-camel-intro)
 - [Integration Patterns With Apache Camel](http://www.baeldung.com/camel-integration-patterns)
 - [Using Apache Camel with Spring](http://www.baeldung.com/spring-apache-camel-tutorial)
+- [Unmarshalling a JSON Array Using camel-jackson](https://www.baeldung.com/java-camel-jackson-json-array)
 
 ### Framework Versions:
 

spring-boot-modules/spring-boot-crud/src/main/java/com/baeldung/crud/controllers/UserController.java

@@ -23,6 +23,12 @@ public class UserController {
         this.userRepository = userRepository;
     }
     
+    @GetMapping("/index")
+    public String showUserList(Model model) {
+        model.addAttribute("users", userRepository.findAll());
+        return "index";
+    }
+    
     @GetMapping("/signup")
     public String showSignUpForm(User user) {
         return "add-user";
@@ -35,7 +41,6 @@ public class UserController {
         }
         
         userRepository.save(user);
-        model.addAttribute("users", userRepository.findAll());
         return "redirect:/index";
     }
     
@@ -43,6 +48,7 @@ public class UserController {
     public String showUpdateForm(@PathVariable("id") long id, Model model) {
         User user = userRepository.findById(id).orElseThrow(() -> new IllegalArgumentException("Invalid user Id:" + id));
         model.addAttribute("user", user);
+        
         return "update-user";
     }
     
@@ -54,7 +60,7 @@ public class UserController {
         }
         
         userRepository.save(user);
-        model.addAttribute("users", userRepository.findAll());
+
         return "redirect:/index";
     }
     
@@ -62,7 +68,7 @@ public class UserController {
     public String deleteUser(@PathVariable("id") long id, Model model) {
         User user = userRepository.findById(id).orElseThrow(() -> new IllegalArgumentException("Invalid user Id:" + id));
         userRepository.delete(user);
-        model.addAttribute("users", userRepository.findAll());
-        return "index";
+        
+        return "redirect:/index";
     }
 }

spring-boot-modules/spring-boot-crud/src/test/java/com/baeldung/crud/UserControllerUnitTest.java

@@ -28,6 +28,11 @@ public class UserControllerUnitTest {
         userController = new UserController(mockedUserRepository);
     }
 
+    @Test
+    public void whenCalledIndex_thenCorrect() {
+        assertThat(userController.showUserList(mockedModel)).isEqualTo("index");
+    }
+
     @Test
     public void whenCalledshowSignUpForm_thenCorrect() {
         User user = new User("John", "john@domain.com");
@@ -78,6 +83,6 @@ public class UserControllerUnitTest {
     
     @Test(expected = IllegalArgumentException.class)
     public void whenCalleddeleteUser_thenIllegalArgumentException() {
-        assertThat(userController.deleteUser(1l, mockedModel)).isEqualTo("index");
+        assertThat(userController.deleteUser(1l, mockedModel)).isEqualTo("redirect:/index");
     }
 }

spring-boot-modules/spring-boot-data-2/README.md

@@ -0,0 +1,3 @@
+### Relevant Articles:
+
+- [Spring Boot: Customize the Jackson ObjectMapper](https://www.baeldung.com/spring-boot-customize-jackson-objectmapper)

spring-boot-modules/spring-boot-libraries/README.md

@@ -15,3 +15,21 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
 - [Spring Boot and Togglz Aspect](https://www.baeldung.com/spring-togglz)
 - [Getting Started with GraphQL and Spring Boot](https://www.baeldung.com/spring-graphql)
 - [An Introduction to Kong](https://www.baeldung.com/kong)
+
+### GraphQL sample queries
+
+Query
+```shell script
+curl \
+--request POST 'localhost:8081/graphql' \
+--header 'Content-Type: application/json' \
+--data-raw '{"query":"query {\n    recentPosts(count: 2, offset: 0) {\n        id\n        title\n        author {\n            id\n            posts {\n                id\n            }\n        }\n    }\n}"}'
+```
+
+Mutation
+```shell script
+curl \
+--request POST 'localhost:8081/graphql' \
+--header 'Content-Type: application/json' \
+--data-raw '{"query":"mutation {\n    writePost(title: \"New Title\", author: \"Author2\", text: \"New Text\") {\n        id\n        category\n        author {\n            id\n            name\n        }\n    }\n}"}'
+```

spring-boot-modules/spring-boot-libraries/pom.xml

@@ -6,7 +6,6 @@
     <artifactId>spring-boot-libraries</artifactId>
     <name>spring-boot-libraries</name>
     <packaging>war</packaging>
-    <description>This is simple boot application for Spring boot actuator test</description>
 
     <parent>
         <groupId>com.baeldung.spring-boot-modules</groupId>

spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/demo/DemoApplication.java

@@ -2,12 +2,14 @@ package com.baeldung.demo;
 
 import com.baeldung.graphql.GraphqlConfiguration;
 import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-
+import org.springframework.boot.autoconfigure.security.servlet.SecurityAutoConfiguration;
 import org.springframework.context.annotation.Import;
 
 @SpringBootApplication
 @Import(GraphqlConfiguration.class)
+@EnableAutoConfiguration(exclude = {SecurityAutoConfiguration.class})
 public class DemoApplication {
 
     public static void main(String[] args) {

spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/graphql/PostResolver.java

@@ -1,7 +1,5 @@
 package com.baeldung.graphql;
 
-import java.util.Optional;
-
 import com.coxautodev.graphql.tools.GraphQLResolver;
 
 public class PostResolver implements GraphQLResolver<Post> {
@@ -11,7 +9,7 @@ public class PostResolver implements GraphQLResolver<Post> {
         this.authorDao = authorDao;
     }
 
-    public Optional<Author> getAuthor(Post post) {
-        return authorDao.getAuthor(post.getAuthorId());
+    public Author getAuthor(Post post) {
+        return authorDao.getAuthor(post.getAuthorId()).orElseThrow(RuntimeException::new);
     }
 }

spring-boot-modules/spring-boot-libraries/src/main/resources/demo.yml

@@ -0,0 +1,2 @@
+server:
+  port: 8081

spring-boot-modules/spring-boot-libraries/src/main/resources/graphql/post.graphqls

@@ -3,7 +3,7 @@ type Post {
     title: String!
     text: String!
     category: String
-    author: Author
+    author: Author!
 }
 
 type Author {

spring-boot-modules/spring-boot-runtime/src/main/resources/application-tomcat.properties

@@ -9,7 +9,7 @@ server.error.include-exception=true
 server.error.include-stacktrace=always
 
 ## Server connections configuration
-server.tomcat.max-threads=200
+server.tomcat.threads.max=200
 server.connection-timeout=5s
 server.max-http-header-size=8KB
 server.tomcat.max-swallow-size=2MB

spring-boot-modules/spring-boot-springdoc/pom.xml

@@ -171,7 +171,7 @@
     <properties>
         <java.version>1.8</java.version>
         <hibernate.version>5.2.10.Final</hibernate.version>
-        <springdoc.version>1.2.32</springdoc.version>
+        <springdoc.version>1.5.2</springdoc.version>
         <asciidoctor-plugin.version>1.5.6</asciidoctor-plugin.version>
         <kotlin.version>1.4.0</kotlin.version>
         <snippetsDirectory>${project.build.directory}/generated-snippets</snippetsDirectory>

spring-boot-modules/spring-boot-springdoc/src/main/java/com/baeldung/springdoc/controller/BookController.java

@@ -5,6 +5,17 @@ import java.util.Collection;
 import javax.validation.Valid;
 import javax.validation.constraints.NotNull;
 
+import com.baeldung.springdoc.exception.BookNotFoundException;
+import com.baeldung.springdoc.model.Book;
+import com.baeldung.springdoc.repository.BookRepository;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import org.springdoc.api.annotations.ParameterObject;
+
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
@@ -21,17 +32,6 @@ import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
-import com.baeldung.springdoc.exception.BookNotFoundException;
-import com.baeldung.springdoc.model.Book;
-import com.baeldung.springdoc.repository.BookRepository;
-
-import io.swagger.v3.oas.annotations.Operation;
-import io.swagger.v3.oas.annotations.Parameter;
-import io.swagger.v3.oas.annotations.media.Content;
-import io.swagger.v3.oas.annotations.media.Schema;
-import io.swagger.v3.oas.annotations.responses.ApiResponse;
-import io.swagger.v3.oas.annotations.responses.ApiResponses;
-
 @RestController
 @RequestMapping("/api/book")
 public class BookController {
@@ -58,7 +58,7 @@ public class BookController {
     }
 
     @GetMapping("/filter")
-    public Page<Book> filterBooks(Pageable pageable) {
+    public Page<Book> filterBooks(@ParameterObject Pageable pageable) {
         return repository.getBooks(pageable);
     }
 

spring-boot-modules/spring-boot/src/test/resources/GraphQL collection.postman_collection.json

@@ -1,169 +0,0 @@
-{
-    "info": {
-        "_postman_id": "910d9690-f629-4491-bbbd-adb30982a386",
-        "name": "GraphQL collection",
-        "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json"
-    },
-    "item": [
-        {
-            "name": "mutations",
-            "item": [
-                {
-                    "name": "writePost",
-                    "request": {
-                        "method": "POST",
-                        "header": [],
-                        "body": {
-                            "mode": "graphql",
-                            "graphql": {
-                                "query": "mutation writePost ($title: String!, $text: String!, $category: String) {\n    writePost (title: $title, text: $text, category: $category) {\n        id\n        title\n        text\n        category\n    }\n}",
-                                "variables": "{\n  \"title\": \"\",\n  \"text\": \"\",\n  \"category\": \"\"\n}"
-                            },
-                            "options": {
-                                "graphql": {}
-                            }
-                        },
-                        "url": {
-                            "raw": "http://localhost:9090/springbootapp/graphql",
-                            "protocol": "http",
-                            "host": [
-                                "localhost"
-                            ],
-                            "port": "9090",
-                            "path": [
-                                "springbootapp",
-                                "graphql"
-                            ]
-                        }
-                    },
-                    "response": []
-                }
-            ],
-            "protocolProfileBehavior": {}
-        },
-        {
-            "name": "queries",
-            "item": [
-                {
-                    "name": "get recent posts",
-                    "request": {
-                        "method": "POST",
-                        "header": [],
-                        "body": {
-                            "mode": "graphql",
-                            "graphql": {
-                                "query": "{\r\n    recentPosts(count: 10, offset: 0) {\r\n        id\r\n        title\r\n        category\r\n        text\r\n        author {\r\n            id\r\n            name\r\n            thumbnail\r\n        }\r\n    }\r\n}",
-                                "variables": ""
-                            }
-                        },
-                        "url": {
-                            "raw": "http://localhost:9090/springbootapp/graphql",
-                            "protocol": "http",
-                            "host": [
-                                "localhost"
-                            ],
-                            "port": "9090",
-                            "path": [
-                                "springbootapp",
-                                "graphql"
-                            ]
-                        }
-                    },
-                    "response": []
-                },
-                {
-                    "name": "recentPosts - variables",
-                    "request": {
-                        "method": "POST",
-                        "header": [],
-                        "body": {
-                            "mode": "graphql",
-                            "graphql": {
-                                "query": "query recentPosts ($count: Int, $offset: Int) {\n    recentPosts (count: $count, offset: $offset) {\n        id\n        title\n        text\n        category\n    }\n}",
-                                "variables": "{\n  \"count\": 1,\n  \"offset\": 0\n}"
-                            },
-                            "options": {
-                                "graphql": {}
-                            }
-                        },
-                        "url": {
-                            "raw": "http://localhost:9090/springbootapp/graphql",
-                            "protocol": "http",
-                            "host": [
-                                "localhost"
-                            ],
-                            "port": "9090",
-                            "path": [
-                                "springbootapp",
-                                "graphql"
-                            ]
-                        }
-                    },
-                    "response": []
-                },
-                {
-                    "name": "get recent posts - raw",
-                    "request": {
-                        "method": "POST",
-                        "header": [
-                            {
-                                "key": "Content-Type",
-                                "value": "application/graphql",
-                                "type": "text"
-                            }
-                        ],
-                        "body": {
-                            "mode": "raw",
-                            "raw": "query {\r\n    recentPosts(count: 10, offset: 0) {\r\n        id\r\n        title\r\n        category\r\n        author {\r\n            id\r\n            name\r\n            thumbnail\r\n        }\r\n    }\r\n}"
-                        },
-                        "url": {
-                            "raw": "http://localhost:9090/springbootapp/graphql",
-                            "protocol": "http",
-                            "host": [
-                                "localhost"
-                            ],
-                            "port": "9090",
-                            "path": [
-                                "springbootapp",
-                                "graphql"
-                            ]
-                        }
-                    },
-                    "response": []
-                }
-            ],
-            "protocolProfileBehavior": {}
-        }
-    ],
-    "event": [
-        {
-            "listen": "prerequest",
-            "script": {
-                "id": "b54f267b-c450-4f2d-8105-2f23bab4c922",
-                "type": "text/javascript",
-                "exec": [
-                    ""
-                ]
-            }
-        },
-        {
-            "listen": "test",
-            "script": {
-                "id": "00b575be-03d4-4b29-b137-733ead139638",
-                "type": "text/javascript",
-                "exec": [
-                    ""
-                ]
-            }
-        }
-    ],
-    "variable": [
-        {
-            "id": "20a274e5-6d51-40d6-81cb-af9eb115b21b",
-            "key": "url",
-            "value": "",
-            "type": "string"
-        }
-    ],
-    "protocolProfileBehavior": {}
-}

spring-jinq/pom.xml

@@ -27,11 +27,6 @@
             <artifactId>h2</artifactId>
         </dependency>
 
-        <dependency>
-            <groupId>org.hibernate</groupId>
-            <artifactId>hibernate-entitymanager</artifactId>
-        </dependency>
-        
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-jpa</artifactId>

spring-rest-query-language/pom.xml

@@ -140,7 +140,7 @@
         </dependency>
         <dependency>
             <groupId>org.hibernate</groupId>
-            <artifactId>hibernate-entitymanager</artifactId>
+            <artifactId>hibernate-core</artifactId>
         </dependency>
         <dependency>
             <groupId>xml-apis</groupId>

spring-rest-testing/pom.xml

@@ -120,7 +120,7 @@
         </dependency>
         <dependency>
             <groupId>org.hibernate</groupId>
-            <artifactId>hibernate-entitymanager</artifactId>
+            <artifactId>hibernate-core</artifactId>
         </dependency>
         <dependency>
             <groupId>xml-apis</groupId>

spring-resttemplate-2/README.md

@@ -9,3 +9,4 @@ This module contains articles about Spring RestTemplate
 - [A Custom Media Type for a Spring REST API](https://www.baeldung.com/spring-rest-custom-media-type)
 - [RestTemplate Post Request with JSON](https://www.baeldung.com/spring-resttemplate-post-json)
 - [How to Compress Requests Using the Spring RestTemplate](https://www.baeldung.com/spring-resttemplate-compressing-requests)
+- [Get list of JSON objects with Spring RestTemplate](https://www.baeldung.com/spring-resttemplate-json-list)

spring-security-modules/pom.xml

@@ -14,6 +14,10 @@
     </parent>
 
     <modules>
+        <module>spring-ldap</module>
+        <module>spring-5-security</module>
+        <module>spring-5-security-cognito</module>
+        <module>spring-5-security-oauth</module>
         <module>spring-security-acl</module>
         <module>spring-security-auth0</module>
         <module>spring-security-web-angular/server</module>
@@ -38,6 +42,8 @@
         <module>spring-security-oauth2-sso</module>
         <module>spring-security-web-thymeleaf</module>
         <module>spring-security-web-x509</module>
+        <module>spring-session</module>
+        <module>spring-social-login</module>
     </modules>
 
 </project>

spring-security-modules/spring-5-security-cognito/pom.xml

@@ -12,7 +12,7 @@
         <groupId>com.baeldung</groupId>
         <artifactId>parent-boot-2</artifactId>
         <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../parent-boot-2</relativePath>
+        <relativePath>../../parent-boot-2</relativePath>
     </parent>
 
     <dependencies>

spring-security-modules/spring-5-security-oauth/pom.xml

@@ -12,7 +12,7 @@
         <groupId>com.baeldung</groupId>
         <artifactId>parent-boot-2</artifactId>
         <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../parent-boot-2</relativePath>
+        <relativePath>../../parent-boot-2</relativePath>
     </parent>
 
     <dependencies>

spring-security-modules/spring-5-security/pom.xml

@@ -12,7 +12,7 @@
         <groupId>com.baeldung</groupId>
         <artifactId>parent-boot-2</artifactId>
         <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../parent-boot-2</relativePath>
+        <relativePath>../../parent-boot-2</relativePath>
     </parent>
 
     <dependencies>