diff --git a/lightrun/README.md b/lightrun/README.md new file mode 100644 index 0000000000..732d9b03cd --- /dev/null +++ b/lightrun/README.md @@ -0,0 +1,29 @@ +# Lightrun Example Application - Tasks Management + +This application exists as an example for the Lightrun series of articles. + +## Building +This application requires [Apache Maven](https://maven.apache.org/) and [Java 17+](https://www.oracle.com/java/technologies/downloads/). + +Building the code is done by executing: +``` +$ mvn install +``` +from the top level. + +## Running +The application consists of three services: +* Tasks +* Users +* API + +These are all Spring Boot applications. + +The Tasks and Users services exist as microservices for managing one facet of data. Each uses a database, and utilise a JMS queue between them as well. For convenience this infrastructure is all embedded in the applications. + +This does mean that the startup order is important. The JMS queue exists within the Tasks service and is connected to from the Users service. As such, the Tasks service must be started before the others. + +Each service can be started either by executing `mvn spring-boot:run` from within the appropriate directory. Alternatively, as Spring Boot applications, the build will produce an executable JAR file within the `target` directory that can be executed as, for example: +``` +$ java -jar ./target/tasks-service-0.0.1-SNAPSHOT.jar +``` diff --git a/lightrun/api-service/.gitignore b/lightrun/api-service/.gitignore new file mode 100644 index 0000000000..549e00a2a9 --- /dev/null +++ b/lightrun/api-service/.gitignore @@ -0,0 +1,33 @@ +HELP.md +target/ +!.mvn/wrapper/maven-wrapper.jar +!**/src/main/**/target/ +!**/src/test/**/target/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ +build/ +!**/src/main/**/build/ +!**/src/test/**/build/ + +### VS Code ### +.vscode/ diff --git a/lightrun/api-service/pom.xml b/lightrun/api-service/pom.xml new file mode 100644 index 0000000000..c72d66748c --- /dev/null +++ b/lightrun/api-service/pom.xml @@ -0,0 +1,45 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 2.6.7 + + + com.baeldung + api-service + 0.0.1-SNAPSHOT + api-service + Aggregator Service for LightRun Article + + 17 + + + + org.springframework.boot + spring-boot-starter-actuator + + + org.springframework.boot + spring-boot-starter-web + + + + org.springframework.boot + spring-boot-starter-test + test + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + + diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/ApiServiceApplication.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/ApiServiceApplication.java new file mode 100644 index 0000000000..4d7e2f3ff7 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/ApiServiceApplication.java @@ -0,0 +1,13 @@ +package com.baeldung.apiservice; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class ApiServiceApplication { + + public static void main(String[] args) { + SpringApplication.run(ApiServiceApplication.class, args); + } + +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/RequestIdGenerator.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/RequestIdGenerator.java new file mode 100644 index 0000000000..3ad137ca4d --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/RequestIdGenerator.java @@ -0,0 +1,33 @@ +package com.baeldung.apiservice; + +import org.slf4j.MDC; +import org.springframework.stereotype.Component; +import org.springframework.web.context.request.RequestContextHolder; +import org.springframework.web.servlet.HandlerInterceptor; +import org.springframework.web.servlet.ModelAndView; + +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import java.util.UUID; + +@Component +public class RequestIdGenerator implements HandlerInterceptor { + @Override + public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { + String requestId = UUID.randomUUID().toString(); + + MDC.put(RequestIdGenerator.class.getCanonicalName(), requestId); + response.addHeader("X-Request-Id", requestId); + + return true; + } + + @Override + public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception { + MDC.remove(RequestIdGenerator.class.getCanonicalName()); + } + + public static String getRequestId() { + return MDC.get(RequestIdGenerator.class.getCanonicalName()); + } +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/RestTemplateConfig.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/RestTemplateConfig.java new file mode 100644 index 0000000000..278e1520c4 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/RestTemplateConfig.java @@ -0,0 +1,20 @@ +package com.baeldung.apiservice; + +import org.springframework.boot.web.client.RestTemplateBuilder; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; +import org.springframework.web.client.RestTemplate; + +@Configuration +public class RestTemplateConfig { + @Bean + public RestTemplate restTemplate(RestTemplateBuilder builder) { + return builder + .additionalInterceptors((request, body, execution) -> { + request.getHeaders().add("X-Request-Id", RequestIdGenerator.getRequestId()); + + return execution.execute(request, body); + }) + .build(); + } +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/WebConfig.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/WebConfig.java new file mode 100644 index 0000000000..9edfcff6f6 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/WebConfig.java @@ -0,0 +1,17 @@ +package com.baeldung.apiservice; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.context.annotation.Configuration; +import org.springframework.web.servlet.config.annotation.InterceptorRegistry; +import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; + +@Configuration +public class WebConfig implements WebMvcConfigurer { + @Autowired + private RequestIdGenerator requestIdGenerator; + + @Override + public void addInterceptors(InterceptorRegistry registry) { + registry.addInterceptor(requestIdGenerator); + } +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/TaskResponse.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/TaskResponse.java new file mode 100644 index 0000000000..cec3105c04 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/TaskResponse.java @@ -0,0 +1,11 @@ +package com.baeldung.apiservice.adapters.http; + +import java.time.Instant; + +public record TaskResponse(String id, + String title, + Instant created, + UserResponse createdBy, + UserResponse assignedTo, + String status) { +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/TasksController.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/TasksController.java new file mode 100644 index 0000000000..e11eaac35f --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/TasksController.java @@ -0,0 +1,54 @@ +package com.baeldung.apiservice.adapters.http; + +import com.baeldung.apiservice.adapters.tasks.Task; +import com.baeldung.apiservice.adapters.tasks.TaskRepository; +import com.baeldung.apiservice.adapters.users.UserRepository; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.http.HttpStatus; +import org.springframework.web.bind.annotation.*; + +@RequestMapping("/") +@RestController +public class TasksController { + @Autowired + private TaskRepository taskRepository; + @Autowired + private UserRepository userRepository; + + @GetMapping("/{id}") + public TaskResponse getTaskById(@PathVariable("id") String id) { + Task task = taskRepository.getTaskById(id); + + if (task == null) { + throw new UnknownTaskException(); + } + + return buildResponse(task); + } + + private TaskResponse buildResponse(Task task) { + return new TaskResponse(task.id(), + task.title(), + task.created(), + getUser(task.createdBy()), + getUser(task.assignedTo()), + task.status()); + } + + private UserResponse getUser(String userId) { + if (userId == null) { + return null; + } + + var user = userRepository.getUserById(userId); + if (user == null) { + return null; + } + + return new UserResponse(user.id(), user.name()); + } + @ExceptionHandler(UnknownTaskException.class) + @ResponseStatus(HttpStatus.NOT_FOUND) + public void handleUnknownTask() { + } +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/UnknownTaskException.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/UnknownTaskException.java new file mode 100644 index 0000000000..1635ca8796 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/UnknownTaskException.java @@ -0,0 +1,4 @@ +package com.baeldung.apiservice.adapters.http; + +public class UnknownTaskException extends RuntimeException { +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/UserResponse.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/UserResponse.java new file mode 100644 index 0000000000..f311b895a8 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/http/UserResponse.java @@ -0,0 +1,4 @@ +package com.baeldung.apiservice.adapters.http; + +public record UserResponse(String id, String name) { +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/tasks/Task.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/tasks/Task.java new file mode 100644 index 0000000000..a83192f188 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/tasks/Task.java @@ -0,0 +1,11 @@ +package com.baeldung.apiservice.adapters.tasks; + +import java.time.Instant; + +public record Task(String id, + String title, + Instant created, + String createdBy, + String assignedTo, + String status) { +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/tasks/TaskRepository.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/tasks/TaskRepository.java new file mode 100644 index 0000000000..49ffa51818 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/tasks/TaskRepository.java @@ -0,0 +1,30 @@ +package com.baeldung.apiservice.adapters.tasks; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Repository; +import org.springframework.web.client.HttpClientErrorException; +import org.springframework.web.client.RestTemplate; +import org.springframework.web.util.UriComponentsBuilder; + +@Repository +public class TaskRepository { + @Autowired + private RestTemplate restTemplate; + + @Value("${tasks-service.url}") + private String tasksService; + + public Task getTaskById(String id) { + var uri = UriComponentsBuilder.fromUriString(tasksService) + .path(id) + .build() + .toUri(); + + try { + return restTemplate.getForObject(uri, Task.class); + } catch (HttpClientErrorException.NotFound e) { + return null; + } + } +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/users/User.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/users/User.java new file mode 100644 index 0000000000..a3a53c0805 --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/users/User.java @@ -0,0 +1,4 @@ +package com.baeldung.apiservice.adapters.users; + +public record User(String id, String name) { +} diff --git a/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/users/UserRepository.java b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/users/UserRepository.java new file mode 100644 index 0000000000..5a0e4eb64f --- /dev/null +++ b/lightrun/api-service/src/main/java/com/baeldung/apiservice/adapters/users/UserRepository.java @@ -0,0 +1,31 @@ +package com.baeldung.apiservice.adapters.users; + +import com.baeldung.apiservice.adapters.users.User; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Repository; +import org.springframework.web.client.HttpClientErrorException; +import org.springframework.web.client.RestTemplate; +import org.springframework.web.util.UriComponentsBuilder; + +@Repository +public class UserRepository { + @Autowired + private RestTemplate restTemplate; + + @Value("${users-service.url}") + private String usersService; + + public User getUserById(String id) { + var uri = UriComponentsBuilder.fromUriString(usersService) + .path(id) + .build() + .toUri(); + + try { + return restTemplate.getForObject(uri, User.class); + } catch (HttpClientErrorException.NotFound e) { + return null; + } + } +} diff --git a/lightrun/api-service/src/main/resources/application.properties b/lightrun/api-service/src/main/resources/application.properties new file mode 100644 index 0000000000..f3f227f46f --- /dev/null +++ b/lightrun/api-service/src/main/resources/application.properties @@ -0,0 +1,2 @@ +users-service.url=http://localhost:8081 +tasks-service.url=http://localhost:8082 \ No newline at end of file diff --git a/lightrun/pom.xml b/lightrun/pom.xml new file mode 100644 index 0000000000..cfe275848f --- /dev/null +++ b/lightrun/pom.xml @@ -0,0 +1,17 @@ + + + 4.0.0 + com.baelduung + lightrun-demo + 0.0.1-SNAPSHOT + pom + lightrun + Services for LightRun Article + + + tasks-service + users-service + api-service + + diff --git a/lightrun/tasks-service/.gitignore b/lightrun/tasks-service/.gitignore new file mode 100644 index 0000000000..549e00a2a9 --- /dev/null +++ b/lightrun/tasks-service/.gitignore @@ -0,0 +1,33 @@ +HELP.md +target/ +!.mvn/wrapper/maven-wrapper.jar +!**/src/main/**/target/ +!**/src/test/**/target/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ +build/ +!**/src/main/**/build/ +!**/src/test/**/build/ + +### VS Code ### +.vscode/ diff --git a/lightrun/tasks-service/pom.xml b/lightrun/tasks-service/pom.xml new file mode 100644 index 0000000000..e56a3a9edf --- /dev/null +++ b/lightrun/tasks-service/pom.xml @@ -0,0 +1,67 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 2.6.7 + + + com.baeldung + tasks-service + 0.0.1-SNAPSHOT + tasks-service + Tasks Service for LightRun Article + + 17 + + + + org.springframework.boot + spring-boot-starter-actuator + + + org.springframework.boot + spring-boot-starter-artemis + + + org.springframework.boot + spring-boot-starter-data-jpa + + + org.springframework.boot + spring-boot-starter-web + + + org.flywaydb + flyway-core + + + + com.h2database + h2 + runtime + + + org.apache.activemq + artemis-jms-server + + + + org.springframework.boot + spring-boot-starter-test + test + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + + diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/ArtemisConfig.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/ArtemisConfig.java new file mode 100644 index 0000000000..56ee3bbc93 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/ArtemisConfig.java @@ -0,0 +1,23 @@ +package com.baeldung.tasksservice; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.boot.autoconfigure.jms.artemis.ArtemisConfigurationCustomizer; +import org.springframework.context.annotation.Configuration; + +@Configuration +public class ArtemisConfig implements ArtemisConfigurationCustomizer { + @Value("${spring.artemis.host}") + private String hostname; + + @Value("${spring.artemis.port}") + private int port; + + @Override + public void customize(org.apache.activemq.artemis.core.config.Configuration configuration) { + try { + configuration.addAcceptorConfiguration("remote", "tcp://" + hostname + ":" + port); + } catch (Exception e) { + throw new RuntimeException("Failed to configure Artemis listener", e); + } + } +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/TasksServiceApplication.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/TasksServiceApplication.java new file mode 100644 index 0000000000..f8e0d64c0c --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/TasksServiceApplication.java @@ -0,0 +1,13 @@ +package com.baeldung.tasksservice; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class TasksServiceApplication { + + public static void main(String[] args) { + SpringApplication.run(TasksServiceApplication.class, args); + } + +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/CreateTaskRequest.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/CreateTaskRequest.java new file mode 100644 index 0000000000..64acea8b1b --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/CreateTaskRequest.java @@ -0,0 +1,15 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.adapters.http; + +public record CreateTaskRequest(String title, String createdBy) { +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/PatchTaskRequest.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/PatchTaskRequest.java new file mode 100644 index 0000000000..20974b1c1d --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/PatchTaskRequest.java @@ -0,0 +1,17 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.adapters.http; + +import java.util.Optional; + +public record PatchTaskRequest(Optional status, Optional assignedTo) { +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/TaskResponse.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/TaskResponse.java new file mode 100644 index 0000000000..ca13b2ee3d --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/TaskResponse.java @@ -0,0 +1,22 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.adapters.http; + +import java.time.Instant; + +public record TaskResponse(String id, + String title, + Instant created, + String createdBy, + String assignedTo, + String status) { +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/TasksController.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/TasksController.java new file mode 100644 index 0000000000..6502e43883 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/TasksController.java @@ -0,0 +1,86 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.adapters.http; + +import java.util.List; +import java.util.Optional; +import java.util.stream.Collectors; + +import com.baeldung.tasksservice.adapters.repository.TaskRecord; +import com.baeldung.tasksservice.service.TasksService; +import com.baeldung.tasksservice.service.UnknownTaskException; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.http.HttpStatus; +import org.springframework.web.bind.annotation.DeleteMapping; +import org.springframework.web.bind.annotation.ExceptionHandler; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.PatchMapping; +import org.springframework.web.bind.annotation.PathVariable; +import org.springframework.web.bind.annotation.PostMapping; +import org.springframework.web.bind.annotation.RequestBody; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RequestParam; +import org.springframework.web.bind.annotation.ResponseStatus; +import org.springframework.web.bind.annotation.RestController; + +@RestController +@RequestMapping("/") +class TasksController { + @Autowired + private TasksService tasksService; + + @PostMapping + @ResponseStatus(HttpStatus.CREATED) + public TaskResponse createTask(@RequestBody CreateTaskRequest body) { + var task = tasksService.createTask(body.title(), body.createdBy()); + return buildResponse(task); + } + + @GetMapping + public List searchTasks(@RequestParam("status") Optional status, + @RequestParam("createdBy") Optional createdBy) { + var tasks = tasksService.search(status, createdBy); + + return tasks.stream() + .map(this::buildResponse) + .collect(Collectors.toList()); + } + + @GetMapping("/{id}") + public TaskResponse getTask(@PathVariable("id") String id) { + var task = tasksService.getTaskById(id); + return buildResponse(task); + } + + @DeleteMapping("/{id}") + public void deleteTask(@PathVariable("id") String id) { + tasksService.deleteTaskById(id); + } + + @PatchMapping("/{id}") + public TaskResponse patchTask(@PathVariable("id") String id, + @RequestBody PatchTaskRequest body) { + var task = tasksService.updateTask(id, body.status(), body.assignedTo()); + + return buildResponse(task); + } + + private TaskResponse buildResponse(final TaskRecord task) { + return new TaskResponse(task.getId(), task.getTitle(), task.getCreated(), task.getCreatedBy(), + task.getAssignedTo(), task.getStatus()); + } + + @ExceptionHandler(UnknownTaskException.class) + @ResponseStatus(HttpStatus.NOT_FOUND) + public void handleUnknownTask() { + } +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/http-client.env.json b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/http-client.env.json new file mode 100644 index 0000000000..f27fc4325b --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/http-client.env.json @@ -0,0 +1,5 @@ +{ + "local-tasks": { + "host": "localhost:8082" + } +} \ No newline at end of file diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/tasks.http b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/tasks.http new file mode 100644 index 0000000000..eb7d578ac9 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/http/tasks.http @@ -0,0 +1,35 @@ +GET http://{{host}}/createdemoapplication1 HTTP/1.1 + +### +GET http://{{host}}/unknown HTTP/1.1 + +### +GET http://{{host}}?status=PENDING + +### +GET http://{{host}}?createdBy=baeldung + +### +GET http://{{host}}?createdBy=baeldung&status=COMPLETE + +### +DELETE http://{{host}}/createdemoapplication1 HTTP/1.1 + +### +DELETE http://{{host}}/unknown HTTP/1.1 + +### +POST http://{{host}} HTTP/1.1 +Content-Type: application/json + +{ + "title": "My Task", + "createdBy": "graham" +} +### +PATCH http://{{host}}/createdemoapplication1 HTTP/1.1 +Content-Type: application/json + +{ + "status": "COMPLETE" +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/jms/JmsConsumer.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/jms/JmsConsumer.java new file mode 100644 index 0000000000..d5a705f56f --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/jms/JmsConsumer.java @@ -0,0 +1,18 @@ +package com.baeldung.tasksservice.adapters.jms; + +import org.springframework.stereotype.Service; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.jms.annotation.JmsListener; + +import com.baeldung.tasksservice.service.DeletedUserService; + +@Service +public class JmsConsumer { + @Autowired + private DeletedUserService deletedUserService; + + @JmsListener(destination = "deleted_user") + public void receive(String user) { + deletedUserService.handleDeletedUser(user); + } +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/repository/TaskRecord.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/repository/TaskRecord.java new file mode 100644 index 0000000000..6646258c22 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/repository/TaskRecord.java @@ -0,0 +1,80 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.adapters.repository; + +import javax.persistence.Column; +import javax.persistence.Entity; +import javax.persistence.Id; +import javax.persistence.Table; +import java.time.Instant; + +@Entity +@Table(name = "tasks") +public class TaskRecord { + @Id + @Column(name = "task_id") + private String id; + private String title; + @Column(name = "created_at") + private Instant created; + @Column(name = "created_by") + private String createdBy; + @Column(name = "assigned_to") + private String assignedTo; + private String status; + + public TaskRecord(final String id, final String title, final Instant created, final String createdBy, + final String assignedTo, final String status) { + this.id = id; + this.title = title; + this.created = created; + this.createdBy = createdBy; + this.assignedTo = assignedTo; + this.status = status; + } + + private TaskRecord() { + // Needed for JPA + } + + public String getId() { + return id; + } + + public String getTitle() { + return title; + } + + public Instant getCreated() { + return created; + } + + public String getCreatedBy() { + return createdBy; + } + + public String getAssignedTo() { + return assignedTo; + } + + public String getStatus() { + return status; + } + + public void setAssignedTo(final String assignedTo) { + this.assignedTo = assignedTo; + } + + public void setStatus(final String status) { + this.status = status; + } +} \ No newline at end of file diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/repository/TasksRepository.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/repository/TasksRepository.java new file mode 100644 index 0000000000..9b6f041fd2 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/adapters/repository/TasksRepository.java @@ -0,0 +1,28 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.adapters.repository; + +import java.util.List; + +import org.springframework.data.jpa.repository.JpaRepository; +import org.springframework.stereotype.Repository; + +@Repository +public interface TasksRepository extends JpaRepository { + List findByStatus(String status); + + List findByCreatedBy(String createdBy); + + List findByStatusAndCreatedBy(String status, String createdBy); + + List findByAssignedTo(String assignedTo); +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/DeletedUserService.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/DeletedUserService.java new file mode 100644 index 0000000000..50d35d3f93 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/DeletedUserService.java @@ -0,0 +1,27 @@ +package com.baeldung.tasksservice.service; + +import javax.transaction.Transactional; + +import com.baeldung.tasksservice.adapters.repository.TaskRecord; +import com.baeldung.tasksservice.adapters.repository.TasksRepository; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Service; + +@Service +public class DeletedUserService { + @Autowired + private TasksRepository tasksRepository; + + @Transactional + public void handleDeletedUser(String user) { + var ownedByUser = tasksRepository.findByCreatedBy(user); + tasksRepository.deleteAll(ownedByUser); + + var assignedToUser = tasksRepository.findByAssignedTo(user); + for (TaskRecord record : assignedToUser) { + record.setAssignedTo(null); + record.setStatus("PENDING"); + } + } +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/TasksService.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/TasksService.java new file mode 100644 index 0000000000..e9ba1a9f70 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/TasksService.java @@ -0,0 +1,72 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.service; + +import javax.transaction.Transactional; +import java.time.Instant; +import java.util.List; +import java.util.Optional; +import java.util.UUID; + +import com.baeldung.tasksservice.adapters.repository.TaskRecord; +import com.baeldung.tasksservice.adapters.repository.TasksRepository; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Service; + +@Service +public class TasksService { + @Autowired + private TasksRepository tasksRepository; + + public TaskRecord getTaskById(String id) { + return tasksRepository.findById(id).orElseThrow(() -> new UnknownTaskException(id)); + } + + @Transactional + public void deleteTaskById(String id) { + var task = tasksRepository.findById(id).orElseThrow(() -> new UnknownTaskException(id)); + tasksRepository.delete(task); + } + + public List search(Optional createdBy, Optional status) { + if (createdBy.isPresent() && status.isPresent()) { + return tasksRepository.findByStatusAndCreatedBy(status.get(), createdBy.get()); + } else if (createdBy.isPresent()) { + return tasksRepository.findByCreatedBy(createdBy.get()); + } else if (status.isPresent()) { + return tasksRepository.findByStatus(status.get()); + } else { + return tasksRepository.findAll(); + } + } + + @Transactional + public TaskRecord updateTask(String id, Optional newStatus, Optional newAssignedTo) { + var task = tasksRepository.findById(id).orElseThrow(() -> new UnknownTaskException(id)); + + newStatus.ifPresent(task::setStatus); + newAssignedTo.ifPresent(task::setAssignedTo); + + return task; + } + + public TaskRecord createTask(String title, String createdBy) { + var task = new TaskRecord(UUID.randomUUID().toString(), + title, + Instant.now(), + createdBy, + null, + "PENDING"); + tasksRepository.save(task); + return task; + } +} diff --git a/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/UnknownTaskException.java b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/UnknownTaskException.java new file mode 100644 index 0000000000..fd9fce4d16 --- /dev/null +++ b/lightrun/tasks-service/src/main/java/com/baeldung/tasksservice/service/UnknownTaskException.java @@ -0,0 +1,24 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.tasksservice.service; + +public class UnknownTaskException extends RuntimeException { + private final String id; + + public UnknownTaskException(final String id) { + this.id = id; + } + + public String getId() { + return id; + } +} diff --git a/lightrun/tasks-service/src/main/resources/application.properties b/lightrun/tasks-service/src/main/resources/application.properties new file mode 100644 index 0000000000..83bbf1a1b8 --- /dev/null +++ b/lightrun/tasks-service/src/main/resources/application.properties @@ -0,0 +1,13 @@ +server.port=8082 + +spring.artemis.mode=EMBEDDED +spring.artemis.host=localhost +spring.artemis.port=61616 + +spring.artemis.embedded.enabled=true + +spring.jms.template.default-destination=my-queue-1 + +logging.level.org.apache.activemq.audit.base=WARN +logging.level.org.apache.activemq.audit.message=WARN + diff --git a/lightrun/tasks-service/src/main/resources/db/migration/V1_0_0__create-tasks-table.sql b/lightrun/tasks-service/src/main/resources/db/migration/V1_0_0__create-tasks-table.sql new file mode 100644 index 0000000000..f2365c2687 --- /dev/null +++ b/lightrun/tasks-service/src/main/resources/db/migration/V1_0_0__create-tasks-table.sql @@ -0,0 +1,13 @@ +CREATE TABLE tasks ( + task_id VARCHAR(36) PRIMARY KEY, + title VARCHAR(100) NOT NULL, + created_at DATETIME NOT NULL, + created_by VARCHAR(36) NOT NULL, + assigned_to VARCHAR(36) NULL, + status VARCHAR(20) NOT NULL +); + +INSERT INTO tasks(task_id, title, created_at, created_by, assigned_to, status) VALUES + ('createdemoapplication1', 'Create demo applications - Tasks', '2022-05-05 12:34:56', 'baeldung', 'coxg', 'IN_PROGRESS'), + ('createdemoapplication2', 'Create demo applications - Users', '2022-05-05 12:34:56', 'baeldung', NULL, 'PENDING'), + ('createdemoapplication3', 'Create demo applications - API', '2022-05-05 12:34:56', 'baeldung', NULL, 'PENDING'); \ No newline at end of file diff --git a/lightrun/users-service/.gitignore b/lightrun/users-service/.gitignore new file mode 100644 index 0000000000..549e00a2a9 --- /dev/null +++ b/lightrun/users-service/.gitignore @@ -0,0 +1,33 @@ +HELP.md +target/ +!.mvn/wrapper/maven-wrapper.jar +!**/src/main/**/target/ +!**/src/test/**/target/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ +build/ +!**/src/main/**/build/ +!**/src/test/**/build/ + +### VS Code ### +.vscode/ diff --git a/lightrun/users-service/README.md b/lightrun/users-service/README.md new file mode 100644 index 0000000000..7c713e6638 --- /dev/null +++ b/lightrun/users-service/README.md @@ -0,0 +1,29 @@ +# Lightrun Example Application - Tasks Management + +This application exists as an example for the Lightrun series of articles. + +## Building +This application requires [Apache Maven](https://maven.apache.org/) and [Java 17+](https://www.oracle.com/java/technologies/downloads/). It does use the Maven Wrapper, so it can be built with only Java available on the path. + +As such, building the code is done by executing: +``` +$ ./mvnw install +``` +from the top level. + +## Running +The application consists of three services: +* Tasks +* Users +* API + +These are all Spring Boot applications. + +The Tasks and Users services exist as microservices for managing one facet of data. Each uses a database, and utilise a JMS queue between them as well. For convenience this infrastructure is all embedded in the applications. + +This does mean that the startup order is important. The JMS queue exists within the Tasks service and is connected to from the Users service. As such, the Tasks service must be started before the others. + +Each service can be started either by executing `mvn spring-boot:run` from within the appropriate directory. Alternatively, as Spring Boot applications, the build will produce an executable JAR file within the `target` directory that can be executed as, for example: +``` +$ java -jar ./target/tasks-service-0.0.1-SNAPSHOT.jar +``` diff --git a/lightrun/users-service/pom.xml b/lightrun/users-service/pom.xml new file mode 100644 index 0000000000..a961e4093b --- /dev/null +++ b/lightrun/users-service/pom.xml @@ -0,0 +1,63 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 2.6.7 + + + com.baeldung + users-service + 0.0.1-SNAPSHOT + users-service + Users Service for LightRun Article + + 17 + + + + org.springframework.boot + spring-boot-starter-actuator + + + org.springframework.boot + spring-boot-starter-artemis + + + org.springframework.boot + spring-boot-starter-data-jpa + + + org.springframework.boot + spring-boot-starter-web + + + org.flywaydb + flyway-core + + + + com.h2database + h2 + runtime + + + + org.springframework.boot + spring-boot-starter-test + test + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + + diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/JmsConfig.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/JmsConfig.java new file mode 100644 index 0000000000..c803c9af13 --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/JmsConfig.java @@ -0,0 +1,29 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice; + +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; +import org.springframework.jms.support.converter.MappingJackson2MessageConverter; +import org.springframework.jms.support.converter.MessageConverter; +import org.springframework.jms.support.converter.MessageType; + +@Configuration +public class JmsConfig { + @Bean + public MessageConverter jacksonJmsMessageConverter() { + MappingJackson2MessageConverter converter = new MappingJackson2MessageConverter(); + converter.setTargetType(MessageType.TEXT); + converter.setTypeIdPropertyName("_type"); + return converter; + } +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/UsersServiceApplication.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/UsersServiceApplication.java new file mode 100644 index 0000000000..487e8de45b --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/UsersServiceApplication.java @@ -0,0 +1,13 @@ +package com.baeldung.usersservice; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class UsersServiceApplication { + + public static void main(String[] args) { + SpringApplication.run(UsersServiceApplication.class, args); + } + +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/CreateUserRequest.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/CreateUserRequest.java new file mode 100644 index 0000000000..c3dfc8d068 --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/CreateUserRequest.java @@ -0,0 +1,15 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.adapters.http; + +public record CreateUserRequest(String name) { +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/PatchUserRequest.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/PatchUserRequest.java new file mode 100644 index 0000000000..acaf7e635f --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/PatchUserRequest.java @@ -0,0 +1,17 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.adapters.http; + +import java.util.Optional; + +public record PatchUserRequest(Optional name) { +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/UserResponse.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/UserResponse.java new file mode 100644 index 0000000000..b9a20c415b --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/UserResponse.java @@ -0,0 +1,16 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.adapters.http; + +public record UserResponse(String id, + String name) { +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/UsersController.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/UsersController.java new file mode 100644 index 0000000000..a5138e31d6 --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/UsersController.java @@ -0,0 +1,69 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.adapters.http; + +import com.baeldung.usersservice.adapters.repository.UserRecord; +import com.baeldung.usersservice.service.UsersService; +import com.baeldung.usersservice.service.UnknownUserException; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.http.HttpStatus; +import org.springframework.web.bind.annotation.DeleteMapping; +import org.springframework.web.bind.annotation.ExceptionHandler; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.PatchMapping; +import org.springframework.web.bind.annotation.PathVariable; +import org.springframework.web.bind.annotation.PostMapping; +import org.springframework.web.bind.annotation.RequestBody; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.ResponseStatus; +import org.springframework.web.bind.annotation.RestController; + +@RestController +@RequestMapping("/") +class UsersController { + @Autowired + private UsersService usersService; + + @GetMapping("/{id}") + public UserResponse getUser(@PathVariable("id") String id) { + var user = usersService.getUserById(id); + return buildResponse(user); + } + + @DeleteMapping("/{id}") + public void deleteUser(@PathVariable("id") String id) { + usersService.deleteUserById(id); + } + + @PostMapping + @ResponseStatus(HttpStatus.CREATED) + public UserResponse createUser(@RequestBody CreateUserRequest body) { + var user = usersService.createUser(body.name()); + return buildResponse(user); + } + + @PatchMapping("/{id}") + public UserResponse patchUser(@PathVariable("id") String id, + @RequestBody PatchUserRequest body) { + var user = usersService.updateUser(id, body.name()); + + return buildResponse(user); + } + private UserResponse buildResponse(final UserRecord user) { + return new UserResponse(user.getId(), user.getName()); + } + + @ExceptionHandler(UnknownUserException.class) + @ResponseStatus(HttpStatus.NOT_FOUND) + public void handleUnknownUser() { + } +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/http-client.env.json b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/http-client.env.json new file mode 100644 index 0000000000..3be2f710ff --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/http-client.env.json @@ -0,0 +1,5 @@ +{ + "local-users": { + "host": "localhost:8081" + } +} \ No newline at end of file diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/users.http b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/users.http new file mode 100644 index 0000000000..904c5f1cf1 --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/http/users.http @@ -0,0 +1,25 @@ +GET http://{{host}}/baeldung HTTP/1.1 + +### +GET http://{{host}}/unknown HTTP/1.1 + +### +DELETE http://{{host}}/baeldung HTTP/1.1 + +### +DELETE http://{{host}}/unknown HTTP/1.1 + +### +POST http://{{host}} HTTP/1.1 +Content-Type: application/json + +{ + "name": "Testing" +} +### +PATCH http://{{host}}/coxg HTTP/1.1 +Content-Type: application/json + +{ + "name": "Test Name" +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/jms/JmsSender.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/jms/JmsSender.java new file mode 100644 index 0000000000..f5d5d7900f --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/jms/JmsSender.java @@ -0,0 +1,26 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.adapters.jms; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.jms.core.JmsTemplate; +import org.springframework.stereotype.Repository; + +@Repository +public class JmsSender { + @Autowired + private JmsTemplate jmsTemplate; + + public void sendDeleteUserMessage(String userId) { + jmsTemplate.convertAndSend("deleted_user", userId); + } +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/repository/UserRecord.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/repository/UserRecord.java new file mode 100644 index 0000000000..fe87ac3ffe --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/repository/UserRecord.java @@ -0,0 +1,47 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.adapters.repository; + +import javax.persistence.Column; +import javax.persistence.Entity; +import javax.persistence.Id; +import javax.persistence.Table; + +@Entity +@Table(name = "users") +public class UserRecord { + @Id + @Column(name = "user_id") + private String id; + private String name; + + public UserRecord(final String id, final String name) { + this.id = id; + this.name = name; + } + + private UserRecord() { + // Needed for JPA + } + + public String getId() { + return id; + } + + public String getName() { + return name; + } + + public void setName(final String name) { + this.name = name; + } +} \ No newline at end of file diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/repository/UsersRepository.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/repository/UsersRepository.java new file mode 100644 index 0000000000..ed193a4955 --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/adapters/repository/UsersRepository.java @@ -0,0 +1,19 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.adapters.repository; + +import org.springframework.data.jpa.repository.JpaRepository; +import org.springframework.stereotype.Repository; + +@Repository +public interface UsersRepository extends JpaRepository { +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/service/UnknownUserException.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/service/UnknownUserException.java new file mode 100644 index 0000000000..d0ca79850c --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/service/UnknownUserException.java @@ -0,0 +1,24 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.service; + +public class UnknownUserException extends RuntimeException { + private final String id; + + public UnknownUserException(final String id) { + this.id = id; + } + + public String getId() { + return id; + } +} diff --git a/lightrun/users-service/src/main/java/com/baeldung/usersservice/service/UsersService.java b/lightrun/users-service/src/main/java/com/baeldung/usersservice/service/UsersService.java new file mode 100644 index 0000000000..46954b1ee0 --- /dev/null +++ b/lightrun/users-service/src/main/java/com/baeldung/usersservice/service/UsersService.java @@ -0,0 +1,61 @@ +/**************************************************************************************************************** + * + * Copyright (c) 2022 OCLC, Inc. All Rights Reserved. + * + * OCLC proprietary information: the enclosed materials contain + * proprietary information of OCLC, Inc. and shall not be disclosed in whole or in + * any part to any third party or used by any person for any purpose, without written + * consent of OCLC, Inc. Duplication of any portion of these materials shall include this notice. + * + ******************************************************************************************************************/ + +package com.baeldung.usersservice.service; + +import javax.transaction.Transactional; + +import java.time.Instant; +import java.util.Optional; +import java.util.UUID; + +import com.baeldung.usersservice.adapters.jms.JmsSender; +import com.baeldung.usersservice.adapters.repository.UserRecord; +import com.baeldung.usersservice.adapters.repository.UsersRepository; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.jms.core.JmsTemplate; +import org.springframework.stereotype.Service; + +@Service +public class UsersService { + @Autowired + private UsersRepository usersRepository; + + @Autowired + private JmsSender jmsSender; + + public UserRecord getUserById(String id) { + return usersRepository.findById(id).orElseThrow(() -> new UnknownUserException(id)); + } + + @Transactional + public void deleteUserById(String id) { + var user = usersRepository.findById(id).orElseThrow(() -> new UnknownUserException(id)); + usersRepository.delete(user); + + jmsSender.sendDeleteUserMessage(id); + } + + @Transactional + public UserRecord updateUser(String id, Optional newName) { + var user = usersRepository.findById(id).orElseThrow(() -> new UnknownUserException(id)); + + newName.ifPresent(user::setName); + + return user; + } + + public UserRecord createUser(String name) { + var user = new UserRecord(UUID.randomUUID().toString(), name); + usersRepository.save(user); + return user; + } +} diff --git a/lightrun/users-service/src/main/resources/application.properties b/lightrun/users-service/src/main/resources/application.properties new file mode 100644 index 0000000000..8cc8f67d92 --- /dev/null +++ b/lightrun/users-service/src/main/resources/application.properties @@ -0,0 +1,10 @@ +server.port=8081 + +spring.artemis.host=localhost +spring.artemis.port=61616 + +spring.jms.template.default-destination=my-queue-1 + +logging.level.org.apache.activemq.audit.base=WARN +logging.level.org.apache.activemq.audit.message=WARN + diff --git a/lightrun/users-service/src/main/resources/db/migration/V1_0_0__create-users-table.sql b/lightrun/users-service/src/main/resources/db/migration/V1_0_0__create-users-table.sql new file mode 100644 index 0000000000..d1ec9387e6 --- /dev/null +++ b/lightrun/users-service/src/main/resources/db/migration/V1_0_0__create-users-table.sql @@ -0,0 +1,8 @@ +CREATE TABLE users ( + user_id VARCHAR(36) PRIMARY KEY, + name VARCHAR(100) NOT NULL +); + +INSERT INTO users(user_id, name) VALUES + ('baeldung', 'Baeldung'), + ('coxg', 'Graham'); \ No newline at end of file diff --git a/pom.xml b/pom.xml index 106bb7516a..963267fee5 100644 --- a/pom.xml +++ b/pom.xml @@ -1329,6 +1329,7 @@ spring-boot-modules/spring-boot-camel testing-modules/testing-assertions persistence-modules/fauna + lightrun @@ -1396,6 +1397,7 @@ spring-boot-modules/spring-boot-camel testing-modules/testing-assertions persistence-modules/fauna + lightrun