BAEL-3557: Completed a simple web application in spring boot and groovy (#9152)

Co-authored-by: Vikas Ramsingh Rajput <vikas.rajput@crownconsult.com>

spring-boot-groovy/pom.xml

@@ -0,0 +1,83 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>com.baeldung.app</groupId>
+	<artifactId>spring-boot-groovy</artifactId>
+	<name>spring-boot-groovy</name>
+	<packaging>war</packaging>
+	<description>Spring Boot Todo Application with Groovy</description>
+
+	<parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-boot-2</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../parent-boot-2</relativePath>
+	</parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.codehaus.groovy</groupId>
+            <artifactId>groovy</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <scope>runtime</scope>
+        </dependency>
+        <dependency>
+            <groupId>net.bytebuddy</groupId>
+            <artifactId>byte-buddy-dep</artifactId>
+            <version>1.10.9</version>
+        </dependency>
+	</dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.codehaus.gmavenplus</groupId>
+                <artifactId>gmavenplus-plugin</artifactId>
+                <version>1.9.0</version>
+                <executions>
+	                <execution>
+                        <goals>
+                            <goal>addSources</goal>
+                            <goal>addTestSources</goal>
+                            <goal>generateStubs</goal>
+                            <goal>compile</goal>
+                            <goal>generateTestStubs</goal>
+                            <goal>compileTests</goal>
+                            <goal>removeStubs</goal>
+                            <goal>removeTestStubs</goal>
+                        </goals>
+	                </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+    <properties>
+        <start-class>com.baeldung.app.SpringBootGroovyApplication</start-class>
+    </properties>
+
+</project>

spring-boot-groovy/src/main/groovy/com/baeldung/app/SpringBootGroovyApplication.groovy

@@ -0,0 +1,13 @@
+package com.baeldung.app
+
+import org.springframework.boot.SpringApplication
+import org.springframework.boot.autoconfigure.SpringBootApplication
+
+import com.baeldung.app.SpringBootGroovyApplication
+
+@SpringBootApplication
+class SpringBootGroovyApplication {
+    static void main(String[] args) {
+        SpringApplication.run SpringBootGroovyApplication, args
+    }
+}

spring-boot-groovy/src/main/groovy/com/baeldung/app/controller/TodoController.groovy

@@ -0,0 +1,48 @@
+package com.baeldung.app.controller
+
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.web.bind.annotation.DeleteMapping
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.PathVariable
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.PutMapping
+import org.springframework.web.bind.annotation.RequestBody
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RequestMethod
+import org.springframework.web.bind.annotation.RestController
+
+import com.baeldung.app.entity.Todo
+import com.baeldung.app.service.TodoService
+
+@RestController
+@RequestMapping('todo')
+public class TodoController {
+
+    @Autowired
+    TodoService todoService
+
+    @GetMapping
+    List<Todo> getAllTodoList(){
+        todoService.findAll()
+    }
+
+    @PostMapping
+    Todo saveTodo(@RequestBody Todo todo){
+        todoService.saveTodo todo
+    }
+
+    @PutMapping
+    Todo updateTodo(@RequestBody Todo todo){
+        todoService.updateTodo todo
+    }
+
+    @DeleteMapping('/{todoId}')
+    deleteTodo(@PathVariable Integer todoId){
+        todoService.deleteTodo todoId
+    }
+
+    @GetMapping('/{todoId}')
+    Todo getTodoById(@PathVariable Integer todoId){
+        todoService.findById todoId
+    }
+}

spring-boot-groovy/src/main/groovy/com/baeldung/app/entity/Todo.groovy

@@ -0,0 +1,23 @@
+package com.baeldung.app.entity
+
+import javax.persistence.Column
+import javax.persistence.Entity
+import javax.persistence.GeneratedValue
+import javax.persistence.GenerationType
+import javax.persistence.Id
+import javax.persistence.Table
+
+@Entity
+@Table(name = 'todo')
+class Todo {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    Integer id
+    
+    @Column
+    String task
+    
+    @Column
+    Boolean isCompleted
+
+}

spring-boot-groovy/src/main/groovy/com/baeldung/app/repository/TodoRepository.groovy

@@ -0,0 +1,9 @@
+package com.baeldung.app.repository
+
+import org.springframework.data.jpa.repository.JpaRepository
+import org.springframework.stereotype.Repository
+
+import com.baeldung.app.entity.Todo
+
+@Repository
+interface TodoRepository extends JpaRepository<Todo, Integer> {}

spring-boot-groovy/src/main/groovy/com/baeldung/app/service/TodoService.groovy

@@ -0,0 +1,16 @@
+package com.baeldung.app.service
+
+import com.baeldung.app.entity.Todo
+
+interface TodoService {
+
+    List<Todo> findAll()
+
+    Todo findById(Integer todoId)
+
+    Todo saveTodo(Todo todo)
+
+    Todo updateTodo(Todo todo)
+
+    Todo deleteTodo(Integer todoId)
+}

spring-boot-groovy/src/main/groovy/com/baeldung/app/service/impl/TodoServiceImpl.groovy

@@ -0,0 +1,40 @@
+package com.baeldung.app.service.impl
+
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.stereotype.Service
+
+import com.baeldung.app.entity.Todo
+import com.baeldung.app.repository.TodoRepository
+import com.baeldung.app.service.TodoService
+
+@Service
+class TodoServiceImpl implements TodoService {
+
+    @Autowired
+    TodoRepository todoRepository
+
+    @Override
+    List<Todo> findAll() {
+        todoRepository.findAll()
+    }
+
+    @Override
+    Todo findById(Integer todoId) {
+        todoRepository.findById todoId get()
+    }
+
+    @Override
+    Todo saveTodo(Todo todo){
+        todoRepository.save todo
+    }
+
+    @Override
+    Todo updateTodo(Todo todo){
+        todoRepository.save todo
+    }
+
+    @Override
+    Todo deleteTodo(Integer todoId){
+        todoRepository.deleteById todoId
+    }
+}

spring-boot-groovy/src/main/resources/application.properties

@@ -0,0 +1,5 @@
+spring.datasource.url=jdbc:h2:mem:todo
+spring.datasource.driverClassName=org.h2.Driver
+spring.datasource.username=sa
+spring.datasource.password=sa
+spring.jpa.database-platform=org.hibernate.dialect.H2Dialect

spring-boot-groovy/src/test/groovy/com/baeldung/app/TodoAppUnitTest.groovy

@@ -0,0 +1,97 @@
+package com.baeldung.app
+
+import static org.junit.jupiter.api.Assertions.assertEquals
+import static org.junit.jupiter.api.Assertions.assertTrue
+
+import org.junit.BeforeClass
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.springframework.boot.test.context.SpringBootTest
+import org.springframework.http.HttpStatus
+import org.springframework.http.MediaType
+import org.springframework.test.context.event.annotation.BeforeTestClass
+import org.springframework.test.context.junit4.SpringRunner
+
+import com.baeldung.app.entity.Todo
+
+import io.restassured.RestAssured
+import io.restassured.response.Response
+
+class TodoAppUnitTest {
+    static API_ROOT = 'http://localhost:8081/todo'
+    static readingTodoId
+    static writingTodoId
+
+    @BeforeClass
+    static void populateDummyData() {
+        Todo readingTodo = new Todo(task: 'Reading', isCompleted: false)
+        Todo writingTodo = new Todo(task: 'Writing', isCompleted: false)
+
+        final Response readingResponse = 
+          RestAssured.given()
+            .contentType(MediaType.APPLICATION_JSON_VALUE)
+              .body(readingTodo).post(API_ROOT)
+              
+        Todo cookingTodoResponse = readingResponse.as Todo.class
+        readingTodoId = cookingTodoResponse.getId()
+
+        final Response writingResponse = 
+          RestAssured.given()
+            .contentType(MediaType.APPLICATION_JSON_VALUE)
+              .body(writingTodo).post(API_ROOT)
+              
+        Todo writingTodoResponse = writingResponse.as Todo.class
+        writingTodoId = writingTodoResponse.getId()
+    }
+
+    @Test
+    void whenGetAllTodoList_thenOk(){
+        final Response response = RestAssured.get(API_ROOT)
+        
+        assertEquals HttpStatus.OK.value(),response.getStatusCode()
+        assertTrue response.as(List.class).size() > 0
+    }
+
+    @Test
+    void whenGetTodoById_thenOk(){
+        final Response response = 
+          RestAssured.get("$API_ROOT/$readingTodoId")
+        
+        assertEquals HttpStatus.OK.value(),response.getStatusCode()
+        Todo todoResponse = response.as Todo.class
+        assertEquals readingTodoId,todoResponse.getId()
+    }
+
+    @Test
+    void whenUpdateTodoById_thenOk(){
+        Todo todo = new Todo(id:readingTodoId, isCompleted: true)
+        final Response response = 
+          RestAssured.given()
+            .contentType(MediaType.APPLICATION_JSON_VALUE)
+              .body(todo).put(API_ROOT)
+              
+        assertEquals HttpStatus.OK.value(),response.getStatusCode()
+        Todo todoResponse = response.as Todo.class
+        assertTrue todoResponse.getIsCompleted()
+    }
+
+    @Test
+    void whenDeleteTodoById_thenOk(){
+        final Response response = 
+          RestAssured.given()
+            .delete("$API_ROOT/$writingTodoId")
+        
+        assertEquals HttpStatus.OK.value(),response.getStatusCode()
+    }
+
+    @Test
+    void whenSaveTodo_thenOk(){
+        Todo todo = new Todo(task: 'Blogging', isCompleted: false)
+        final Response response = 
+          RestAssured.given()
+            .contentType(MediaType.APPLICATION_JSON_VALUE)
+              .body(todo).post(API_ROOT)
+              
+        assertEquals HttpStatus.OK.value(),response.getStatusCode()
+    }
+}