Test

01.framework-introductions/springboot-in-10-steps/pom.xml

@@ -35,18 +35,26 @@
 			<artifactId>spring-boot-starter-actuator</artifactId>
 		</dependency>
 
-		<dependency>
-			<groupId>org.springframework.data</groupId>
-			<artifactId>spring-data-rest-hal-browser</artifactId>
-		</dependency>
 
-<!-- 
+
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-data-jpa</artifactId>
 		</dependency>
-		 -->
+
+
+				<dependency>
+			<groupId>com.h2database</groupId>
+			<artifactId>h2</artifactId>
+			<scope>runtime</scope>
+		</dependency>
 
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-security</artifactId>
+			<scope>test</scope>
+		</dependency>
+
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
@@ -57,7 +65,27 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-devtools</artifactId>
 		</dependency>
+<dependency>
+    <groupId>org.projectlombok</groupId>
+    <artifactId>lombok</artifactId>
+    <version>1.18.10</version>
+    <scope>provided</scope>
+</dependency>
+
+
+
+
+<dependency>
+    <groupId>org.springdoc</groupId>
+    <artifactId>springdoc-openapi-ui</artifactId>
+    <version>1.5.9</version>
+</dependency>
 
+<dependency>
+    <groupId>org.mongodb</groupId>
+    <artifactId>mongo-java-driver</artifactId>
+    <version>3.12.10</version>
+</dependency>
 	</dependencies>
 
 	<build>

01.framework-introductions/springboot-in-10-steps/src/main/java/com/in28minutes/springboot/basics/springbootin10steps/com/in28minutes/springboot/basics/springbootin10steps/Book.java

@@ -0,0 +1,37 @@
+package com.in28minutes.springboot.basics.springbootin10steps;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter @Setter @AllArgsConstructor 
+public class Book {
+	long id;
+	String name;
+	String author;
+
+//	public Book(long id, String name, String author) {
+//		super();
+//		this.id = id;
+//		this.name = name;
+//		this.author = author;
+//	}
+
+//	public long getId() {
+//		return id;
+//	}
+//
+//	public String getName() {
+//		return name;
+//	}
+//
+//	public String getAuthor() {
+//		return author;
+//	}
+
+	@Override
+	public String toString() {
+		return String.format("Book [id=%s, name=%s, author=%s]", id, name, author);
+	}
+
+}

01.framework-introductions/springboot-in-10-steps/src/main/java/com/in28minutes/springboot/basics/springbootin10steps/com/in28minutes/springboot/basics/springbootin10steps/BookNotFoundException.java

@@ -0,0 +1,11 @@
+package com.in28minutes.springboot.basics.springbootin10steps;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(HttpStatus.NOT_IMPLEMENTED)
+public class BookNotFoundException extends RuntimeException {
+	BookNotFoundException(){
+		super("Book not found");
+	}
+}

01.framework-introductions/springboot-in-10-steps/src/main/java/com/in28minutes/springboot/basics/springbootin10steps/com/in28minutes/springboot/basics/springbootin10steps/BooksController.java

@@ -0,0 +1,74 @@
+package com.in28minutes.springboot.basics.springbootin10steps;
+
+import java.util.Arrays;
+import java.util.List;
+
+import org.bson.Document;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+import com.mongodb.MongoClient;
+import com.mongodb.MongoClientURI;
+import com.mongodb.client.AggregateIterable;
+import com.mongodb.client.MongoCollection;
+import com.mongodb.client.MongoDatabase;
+
+import io.swagger.v3.oas.annotations.Operation;
+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
+public class BooksController {
+
+
+	@Operation(summary = "Get a book by its id")
+	@ApiResponses(value = { 
+	  @ApiResponse(responseCode = "200", description = "Found the book", 
+	    content = { @Content(mediaType = "application/json", 
+	      schema = @Schema(implementation = Book.class)) }),
+	  @ApiResponse(responseCode = "400", description = "Invalid id supplied", 
+	    content = @Content), 
+	  @ApiResponse(responseCode = "404", description = "Book not found", 
+	    content = @Content) })
+
+
+	@GetMapping("/books")
+	public List<Book> getAllBooks() {
+
+MongoClient mongoClient = new MongoClient(
+    new MongoClientURI(
+        //MongoDBURL
+    )
+);
+MongoDatabase database = mongoClient.getDatabase("sample_airbnb");
+MongoCollection<Document> collection = database.getCollection("listingsAndReviews");
+
+AggregateIterable<Document> result = collection.aggregate(Arrays.asList(
+		new Document("$group",new Document("_id", "$address.country").append("c", new Document("$sum", 1L))), 
+    new Document("$sort",  new Document("c", -1L))));
+
+Document first = result.first();
+
+		return Arrays.asList(
+				new Book(1l, "Mastering Spring 5.2", "Ranga Karanam"));
+	}
+
+	@DeleteMapping("/books")
+	public List<Book> getAllBooks1() {
+		throw new BookNotFoundException();
+	}
+
+	@PostMapping("/books")
+	public List<Book> getAllBooks1(@Validated @RequestBody Book book) {
+		//throw new BookNotFoundException();
+		return Arrays.asList(book);
+	}
+}

01.framework-introductions/springboot-in-10-steps/src/main/java/com/in28minutes/springboot/basics/springbootin10steps/com/in28minutes/springboot/basics/springbootin10steps/CustomResponseEntityExceptionHandler.java

@@ -0,0 +1,31 @@
+package com.in28minutes.springboot.basics.springbootin10steps;
+
+import java.util.Date;
+
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.lang.Nullable;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.context.request.WebRequest;
+import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
+import org.springframework.web.util.WebUtils;
+
+@ControllerAdvice
+@RestController
+public class CustomResponseEntityExceptionHandler extends ResponseEntityExceptionHandler {
+	@ExceptionHandler(Exception.class)
+	public final ResponseEntity<Object> handleExceptionInternal(Exception ex, WebRequest request) {
+ExceptionResponse exResponse = new ExceptionResponse(new Date(), ex.getMessage(), request.getDescription(false));
+		return new ResponseEntity<>(exResponse, HttpStatus.INTERNAL_SERVER_ERROR);
+	}
+
+	@ExceptionHandler(BookNotFoundException.class)
+	public final ResponseEntity<Object> handleExceptionInternal1(Exception ex, WebRequest request) {
+ExceptionResponse exResponse = new ExceptionResponse(new Date(), ex.getMessage(), request.getDescription(false));
+		return new ResponseEntity<>(exResponse, HttpStatus.NOT_IMPLEMENTED);
+	}
+}

01.framework-introductions/springboot-in-10-steps/src/main/java/com/in28minutes/springboot/basics/springbootin10steps/com/in28minutes/springboot/basics/springbootin10steps/ExceptionResponse.java

@@ -0,0 +1,14 @@
+package com.in28minutes.springboot.basics.springbootin10steps;
+
+import java.util.Date;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter @Setter @AllArgsConstructor
+public class ExceptionResponse {
+	private Date timestamp;
+	private String message;
+	private String details;
+}

01.framework-introductions/springboot-in-10-steps/src/main/resources/application.properties

@@ -1,2 +1,10 @@
-#logging.level.org.springframework = DEBUG
-management.security.enabled=false
+logging.level.org.springframework = DEBUG
+management.security.enabled=false
+management.endpoints.web.exposure.include=*
+security.user.name=username
+security.user.password=password
+
+spring.datasource.url=jdbc:h2:mem:testdb
+spring.jpa.defer-datasource-initialization=true
+spring.jpa.show-sql=true
+spring.h2.console.enabled=true