Swagger and Exception Handler

pom.xml

@@ -25,7 +25,6 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>
-
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-devtools</artifactId>
@@ -47,6 +46,17 @@
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+
+<!--		Swagger-->
+		<!-- https://mvnrepository.com/artifact/org.springdoc/springdoc-openapi-starter-webmvc-ui -->
+		<dependency>
+			<groupId>org.springdoc</groupId>
+			<artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
+			<version>2.5.0</version>
+		</dependency>
+
+
+
 	</dependencies>
 
 	<build>

src/main/java/com/example/rest/DTO/ProjectDTO.java

@@ -6,7 +6,7 @@
 @Component
 public class ProjectDTO {
     private String name;
-    private String description;gi
+    private String description;
 
     public ProjectDTO() {
     }

src/main/java/com/example/rest/Exceptions/ApiException.java

@@ -0,0 +1,35 @@
+package com.example.rest.Exceptions;
+
+import org.springframework.http.HttpStatus;
+
+import java.time.ZonedDateTime;
+
+public class ApiException {
+    private final String message;
+    private final Throwable throwable;
+    private final HttpStatus httpStatus;
+    private final ZonedDateTime timestamp;
+
+    public ApiException(String message, Throwable throwable, HttpStatus httpStatus, ZonedDateTime timestamp) {
+        this.message = message;
+        this.throwable = throwable;
+        this.httpStatus = httpStatus;
+        this.timestamp = timestamp;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public Throwable getThrowable() {
+        return throwable;
+    }
+
+    public HttpStatus getHttpStatus() {
+        return httpStatus;
+    }
+
+    public ZonedDateTime getTimestamp() {
+        return timestamp;
+    }
+}

src/main/java/com/example/rest/Exceptions/ApiExceptionHandler.java

@@ -0,0 +1,20 @@
+package com.example.rest.Exceptions;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+import java.time.ZoneId;
+import java.time.ZonedDateTime;
+
+@ControllerAdvice
+public class ApiExceptionHandler {
+
+    @ExceptionHandler(value = {ApiRequestException.class})
+    public ResponseEntity<Object> handleApiRequestException (ApiRequestException e) {
+        HttpStatus badRequest = HttpStatus.BAD_REQUEST;
+        ApiException apiException = new ApiException(e.getMessage(), e, badRequest, ZonedDateTime.now(ZoneId.of("Z")));
+        return new ResponseEntity<>(apiException, badRequest);
+    }
+}

src/main/java/com/example/rest/Exceptions/ApiRequestException.java

@@ -0,0 +1,11 @@
+package com.example.rest.Exceptions;
+
+public class ApiRequestException extends RuntimeException {
+    public ApiRequestException(String message) {
+        super(message);
+    }
+
+    public ApiRequestException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}

src/main/java/com/example/rest/Services/ProjectServiceImpl.java

@@ -1,6 +1,7 @@
 package com.example.rest.Services;
 
 import com.example.rest.DTO.ProjectDTO;
+import com.example.rest.Exceptions.ApiRequestException;
 import com.example.rest.entities.Project;
 import com.example.rest.entities.projectStatus;
 import com.example.rest.repositories.ProjectRepository;
@@ -46,7 +47,7 @@ public Project editProject(Long id, Project project) {
 
             return project;
         } else {
-            throw new RuntimeException("El proyecto no existe"); // Cambiar por exp personalizada
+            throw new ApiRequestException("El proyecto no existe con expresion personalizada");
         }
     }
 
@@ -56,7 +57,7 @@ public void deleteProject(Long id) {
         if(projectOptional.isPresent()){
             projectRepository.deleteById(id);
         } else {
-            throw new RuntimeException("Proyecto con el id: " + id + " no existe.");
+            throw new ApiRequestException("Proyecto con el id: " + id + " no existe.");
         }
     }
 
@@ -66,7 +67,7 @@ public Project getProjectById(Long id) {
         if(projectOptional.isPresent()) {
             return projectOptional.get();
         } else {
-            throw new RuntimeException("Proyecto con el id: " + id + " no existe.");
+            throw new ApiRequestException("Proyecto con el id: " + id + " no existe.");
         }
     }
 

src/main/java/com/example/rest/Services/TaskServiceImpl.java

@@ -1,6 +1,7 @@
 package com.example.rest.Services;
 
 import com.example.rest.DTO.TaskDTO;
+import com.example.rest.Exceptions.ApiRequestException;
 import com.example.rest.entities.Project;
 import com.example.rest.entities.Task;
 import com.example.rest.entities.TaskStatus;
@@ -28,7 +29,7 @@ public Task createTask(long project_id, TaskDTO taskDTO) {
 
         Project proyectoBaseDeDatos = projectRepository.findProjectById(project_id);
         if (proyectoBaseDeDatos != null) {
-            throw new RuntimeException("Ya existe en la base de datos");
+            throw new ApiRequestException("Ya existe en la base de datos");
         }
 
         Task newTask = new Task();
@@ -51,7 +52,7 @@ public void deleteTask(Long task_id) {
         if(taskOptional.isPresent()){
             taskRepository.deleteById(task_id);
         } else {
-            throw new RuntimeException("La tarea no existe"); // cambiar
+            throw new ApiRequestException("La tarea no existe");
         }
     }
 
@@ -61,7 +62,7 @@ public Task getTaskById(Long task_id) {
         if(taskOptional.isPresent()){
             return taskOptional.get();
         } else {
-            throw new RuntimeException("La tarea no existe"); // cambiar
+            throw new ApiRequestException("La tarea no existe");
         }
     }
 }

src/main/resources/application.properties

@@ -7,4 +7,7 @@ spring.datasource.password=Hola123@123
 spring.jpa.database-platform=org.hibernate.dialect.MySQLDialect
 spring.jpa.hibernate.ddl-auto=update
 spring.jpa.show-sql=true
-spring.jpa.properties.hibernate.format_sql=true
+spring.jpa.properties.hibernate.format_sql=true
+
+#Configuracion de Swagger
+# http://localhost:8080/swagger-ui/index.html