Commit da12ead7 authored by Ravinder Pannala's avatar Ravinder Pannala

First WebFlux Poc

parent 78c22b5c
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/
distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.6/apache-maven-3.8.6-bin.zip
wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar
This diff is collapsed.
@REM ----------------------------------------------------------------------------
@REM Licensed to the Apache Software Foundation (ASF) under one
@REM or more contributor license agreements. See the NOTICE file
@REM distributed with this work for additional information
@REM regarding copyright ownership. The ASF licenses this file
@REM to you under the Apache License, Version 2.0 (the
@REM "License"); you may not use this file except in compliance
@REM with the License. You may obtain a copy of the License at
@REM
@REM https://www.apache.org/licenses/LICENSE-2.0
@REM
@REM Unless required by applicable law or agreed to in writing,
@REM software distributed under the License is distributed on an
@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
@REM KIND, either express or implied. See the License for the
@REM specific language governing permissions and limitations
@REM under the License.
@REM ----------------------------------------------------------------------------
@REM ----------------------------------------------------------------------------
@REM Maven Start Up Batch script
@REM
@REM Required ENV vars:
@REM JAVA_HOME - location of a JDK home dir
@REM
@REM Optional ENV vars
@REM M2_HOME - location of maven2's installed home dir
@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
@REM e.g. to debug Maven itself, use
@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
@REM ----------------------------------------------------------------------------
@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
@echo off
@REM set title of command window
title %0
@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO%
@REM set %HOME% to equivalent of $HOME
if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
@REM Execute a user defined script before this one
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
@REM check for pre script, once with legacy .bat ending and once with .cmd ending
if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %*
if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %*
:skipRcPre
@setlocal
set ERROR_CODE=0
@REM To isolate internal variables from possible post scripts, we use another setlocal
@setlocal
@REM ==== START VALIDATION ====
if not "%JAVA_HOME%" == "" goto OkJHome
echo.
echo Error: JAVA_HOME not found in your environment. >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
:OkJHome
if exist "%JAVA_HOME%\bin\java.exe" goto init
echo.
echo Error: JAVA_HOME is set to an invalid directory. >&2
echo JAVA_HOME = "%JAVA_HOME%" >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
@REM ==== END VALIDATION ====
:init
@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
@REM Fallback to current working directory if not found.
set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
set EXEC_DIR=%CD%
set WDIR=%EXEC_DIR%
:findBaseDir
IF EXIST "%WDIR%"\.mvn goto baseDirFound
cd ..
IF "%WDIR%"=="%CD%" goto baseDirNotFound
set WDIR=%CD%
goto findBaseDir
:baseDirFound
set MAVEN_PROJECTBASEDIR=%WDIR%
cd "%EXEC_DIR%"
goto endDetectBaseDir
:baseDirNotFound
set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
cd "%EXEC_DIR%"
:endDetectBaseDir
IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
@setlocal EnableExtensions EnableDelayedExpansion
for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
:endReadAdditionalConfig
SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
)
@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
if exist %WRAPPER_JAR% (
if "%MVNW_VERBOSE%" == "true" (
echo Found %WRAPPER_JAR%
)
) else (
if not "%MVNW_REPOURL%" == "" (
SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
)
if "%MVNW_VERBOSE%" == "true" (
echo Couldn't find %WRAPPER_JAR%, downloading it ...
echo Downloading from: %DOWNLOAD_URL%
)
powershell -Command "&{"^
"$webclient = new-object System.Net.WebClient;"^
"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
"}"^
"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
"}"
if "%MVNW_VERBOSE%" == "true" (
echo Finished downloading %WRAPPER_JAR%
)
)
@REM End of extension
@REM Provide a "standardized" way to retrieve the CLI args that will
@REM work with both Windows and non-Windows executions.
set MAVEN_CMD_LINE_ARGS=%*
%MAVEN_JAVA_EXE% ^
%JVM_CONFIG_MAVEN_PROPS% ^
%MAVEN_OPTS% ^
%MAVEN_DEBUG_OPTS% ^
-classpath %WRAPPER_JAR% ^
"-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
%WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
if ERRORLEVEL 1 goto error
goto end
:error
set ERROR_CODE=1
:end
@endlocal & set ERROR_CODE=%ERROR_CODE%
if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost
@REM check for post script, once with legacy .bat ending and once with .cmd ending
if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat"
if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd"
:skipRcPost
@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
if "%MAVEN_BATCH_PAUSE%"=="on" pause
if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE%
cmd /C exit /B %ERROR_CODE%
<?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>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.7.1</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.example.nisum</groupId>
<artifactId>WebfluxMongodb</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>WebfluxMongodb</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-mongodb-reactive</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-webflux</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>io.projectreactor</groupId>
<artifactId>reactor-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<excludes>
<exclude>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
</project>
package com.example.nisum.WebfluxMongodb;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class WebfluxMongodbApplication {
public static void main(String[] args) {
SpringApplication.run(WebfluxMongodbApplication.class, args);
}
}
package com.example.nisum.WebfluxMongodb.client;
import com.example.nisum.WebfluxMongodb.entity.Product;
import com.example.nisum.WebfluxMongodb.entity.ProductAggregate;
import com.example.nisum.WebfluxMongodb.entity.Promotion;
import com.example.nisum.WebfluxMongodb.entity.Review;
import lombok.AllArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import reactor.core.publisher.Mono;
import reactor.util.function.Tuple3;
import java.util.List;
@Service
@AllArgsConstructor
public class ProductAggregateService {
private final ProductClient productClient;
private final PromotionClient promotionClient;
private final ReviewClient reviewClient;
public Mono<ProductAggregate> getProduct(String productId){
return Mono.zip(productClient.getProduct(productId),promotionClient.getPromotion(productId),reviewClient.getReview(productId)).log().map(this::combine);
}
private ProductAggregate combine(Tuple3<Product, Promotion, List<Review>> tuple3) {
return ProductAggregate.create(tuple3.getT1(),tuple3.getT2(),tuple3.getT3());
}
}
package com.example.nisum.WebfluxMongodb.client;
import com.example.nisum.WebfluxMongodb.entity.Product;
import org.springframework.stereotype.Service;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.core.publisher.Mono;
import java.util.Collections;
@Service
public class ProductClient {
private WebClient webClient;
public ProductClient(WebClient.Builder webClient) {
this.webClient = webClient.baseUrl("http://localhost:8080/api/product/").build();
}
public Mono<Product> getProduct(String productId) {
return webClient.get()
.uri(uriBuilder -> uriBuilder
.path("{productId}")
.build(productId))
.retrieve()
.bodyToMono(Product.class).log().onErrorResume(e -> Mono.empty());
}
}
package com.example.nisum.WebfluxMongodb.client;
import com.example.nisum.WebfluxMongodb.entity.Promotion;
import org.springframework.stereotype.Service;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.core.publisher.Mono;
import java.time.LocalDate;
@Service
public class PromotionClient {
private WebClient webClient;
private final Promotion noPromotion = new Promotion("no-promotion", 0.0, LocalDate.of(2999, 12, 31) ,"");
public PromotionClient(WebClient.Builder webClient) {
this.webClient = webClient.baseUrl("http://localhost:8080/api/promotion/").build();
}
public Mono<Promotion> getPromotion(String productId) {
return webClient.get()
.uri(uriBuilder -> uriBuilder
.path("{productId}")
.build(productId))
.retrieve()
.bodyToMono(Promotion.class).log()
.onErrorReturn(noPromotion);
}
}
package com.example.nisum.WebfluxMongodb.client;
import com.example.nisum.WebfluxMongodb.entity.Review;
import org.springframework.stereotype.Service;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.core.publisher.Mono;
import java.util.Collections;
import java.util.List;
@Service
public class ReviewClient {
private WebClient webClient;
public ReviewClient(WebClient.Builder webClient) {
this.webClient = webClient.baseUrl("http://localhost:8080/api/review/").build();
}
public Mono<List<Review>> getReview(String productId) {
return webClient.get()
.uri(uriBuilder -> uriBuilder
.path("{productId}").build(productId))
.retrieve()
.bodyToFlux(Review.class)
.collectList().log()
.onErrorReturn(Collections.emptyList());
}
}
package com.example.nisum.WebfluxMongodb.controller;
import com.example.nisum.WebfluxMongodb.entity.Employee;
import com.example.nisum.WebfluxMongodb.repository.EmployeeRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import reactor.util.function.Tuple2;
import java.time.Duration;
import java.util.stream.Stream;
@RestController
@RequestMapping("/api/employee")
public class EmployeeController {
@Autowired
private EmployeeRepository employeeRepository;
@PostMapping("/save")
public Mono<ResponseEntity<Employee>> save(@RequestBody Employee employee) {
return employeeRepository.save(employee).map(e -> new ResponseEntity<>(e, HttpStatus.CREATED));
}
@GetMapping("/getAll")
public Flux<Employee> getAll() {
return employeeRepository.findAll();
}
@PutMapping("/update/{id}")
public Mono<ResponseEntity<Employee>> update(@PathVariable String id, @RequestBody Employee employee) {
return employeeRepository.findById(id).flatMap(existingEmp -> {
existingEmp.setAddress(employee.getAddress());
existingEmp.setAge(employee.getAge());
return employeeRepository.save(existingEmp);
}).map(e -> ResponseEntity.ok(e)).defaultIfEmpty(ResponseEntity.notFound().build());
}
@GetMapping("/{id}")
public Mono<ResponseEntity<Employee>> getEmployeeById(@PathVariable String id) {
return employeeRepository.findById(id).map(e -> ResponseEntity.ok(e)).defaultIfEmpty(ResponseEntity.notFound().build());
}
@DeleteMapping("/{id}")
public void delete(@PathVariable String id) {
employeeRepository.findById(id).
flatMap(e -> employeeRepository.delete(e)
.then(Mono.just(new ResponseEntity<Void>(HttpStatus.OK))))
.defaultIfEmpty(ResponseEntity.notFound().build());
}
@GetMapping(value = "/getStream", produces = MediaType.TEXT_EVENT_STREAM_VALUE)
public Flux<Employee> streamOfEmployees() {
return employeeRepository.findAll().flatMap(e -> {
Flux<Long> interval = Flux.interval(Duration.ofMillis(3));
Flux<Employee> employeeFlux = Flux.fromStream(
Stream.generate(() -> {
return e;
}));
return Flux.zip(interval, employeeFlux).map(Tuple2::getT2);
});
}
@GetMapping("/getByDept/{department}")
public Flux<Employee> findAllByDept(@PathVariable String department) {
return employeeRepository.findAllByDepartment(department);
}
}
package com.example.nisum.WebfluxMongodb.controller;
import com.example.nisum.WebfluxMongodb.client.ProductAggregateService;
import com.example.nisum.WebfluxMongodb.entity.ProductAggregate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import reactor.core.publisher.Mono;
@RestController
@RequestMapping("/aggregate")
public class ProductAggregateController {
@Autowired
ProductAggregateService productAggregateService;
@GetMapping("{productId}")
public Mono<ResponseEntity<ProductAggregate>> getProductAggregate(@PathVariable String productId) {
return productAggregateService.getProduct(productId).map(e -> ResponseEntity.ok(e)).defaultIfEmpty(ResponseEntity.notFound().build());
}
}
package com.example.nisum.WebfluxMongodb.controller;
import com.example.nisum.WebfluxMongodb.entity.Product;
import com.example.nisum.WebfluxMongodb.entity.Promotion;
import com.example.nisum.WebfluxMongodb.entity.Review;
import com.example.nisum.WebfluxMongodb.repository.ProductRepository;
import com.example.nisum.WebfluxMongodb.repository.ReviewRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import reactor.core.publisher.Mono;
@RestController
@RequestMapping("/api/product")
public class ProductController {
@Autowired
ProductRepository productRepository;
@PostMapping("/save")
public Mono<Product> save(@RequestBody Product product) {
return productRepository.save(product);
}
@GetMapping("/{productId}")
public Mono<Product> getById(@PathVariable String productId) {
return productRepository.findById(productId);
}
}
package com.example.nisum.WebfluxMongodb.controller;
import com.example.nisum.WebfluxMongodb.entity.Product;
import com.example.nisum.WebfluxMongodb.entity.Promotion;
import com.example.nisum.WebfluxMongodb.entity.Review;
import com.example.nisum.WebfluxMongodb.repository.PromotionRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import reactor.core.publisher.Mono;
import java.time.LocalDate;
@RestController
@RequestMapping("/api/promotion")
public class PromotionController {
@Autowired
private PromotionRepository promotionRepository;
private final Promotion noPromotion = new Promotion("no-promotion", 0.0, LocalDate.of(2999, 12, 31) ,"");
@PostMapping("/save")
public Mono<Promotion> save(@RequestBody Promotion product) {
return promotionRepository.save(product);
}
@GetMapping("/{productId}")
public Mono<Promotion> getById(@PathVariable String productId) {
return promotionRepository.findByProductId(productId).onErrorReturn(noPromotion);
}
}
package com.example.nisum.WebfluxMongodb.controller;
import com.example.nisum.WebfluxMongodb.entity.Review;
import com.example.nisum.WebfluxMongodb.repository.ReviewRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
@RestController
@RequestMapping("/api/review")
public class ReviewController {
@Autowired
private ReviewRepository reviewRepository;
@PostMapping("/save")
public Mono<Review> save(@RequestBody Review review){
return reviewRepository.save(review);
}
@GetMapping("/{productId}")
public Flux<Review> getById(@PathVariable String productId){
return reviewRepository.findByProductId(productId);
}
}
package com.example.nisum.WebfluxMongodb.entity;
import lombok.*;
import org.springframework.data.annotation.Id;
import org.springframework.data.mongodb.core.mapping.Document;
@Data
@Document
@Setter
@Getter
@ToString
@AllArgsConstructor
@NoArgsConstructor
public class Employee {
@Id
private String id;
private String name;
private String age;
private String department;
private String address;
}
package com.example.nisum.WebfluxMongodb.entity;
import lombok.Data;
import lombok.Getter;
import lombok.Setter;
import org.springframework.data.annotation.Id;
import org.springframework.data.mongodb.core.mapping.Document;
@Data
@Document
@Getter
@Setter
public class Product {
@Id
private String id;
private String description;
private String category;
}
package com.example.nisum.WebfluxMongodb.entity;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.ToString;
import java.util.List;
@Data
@ToString
@AllArgsConstructor(staticName = "create")
public class ProductAggregate {
private Product product;
private Promotion promotion;
private List<Review> reviews;
}
\ No newline at end of file
package com.example.nisum.WebfluxMongodb.entity;
import lombok.*;
import org.springframework.data.annotation.Id;
import org.springframework.data.mongodb.core.mapping.Document;
import java.time.LocalDate;
@Data
@Document
@Setter
@Getter
@AllArgsConstructor
@NoArgsConstructor
public class Promotion {
@Id
private String type;
private Double discount;
private LocalDate endDate;
private String productId;
}
package com.example.nisum.WebfluxMongodb.entity;
import lombok.Data;
import lombok.Getter;
import lombok.Setter;
import org.springframework.data.annotation.Id;
import org.springframework.data.mongodb.core.mapping.Document;
@Data
@Document
@Setter
@Getter
public class Review {
@Id
private String id;
private String user;
private Integer rating;
private String comment;
private String productId;
}
package com.example.nisum.WebfluxMongodb.repository;
import com.example.nisum.WebfluxMongodb.entity.Employee;
import org.springframework.data.mongodb.repository.Query;
import org.springframework.data.mongodb.repository.ReactiveMongoRepository;
import org.springframework.stereotype.Repository;
import reactor.core.publisher.Flux;
@Repository
public interface EmployeeRepository extends ReactiveMongoRepository<Employee,String> {
@Query("{department: ?0}")
Flux<Employee> findAllByDepartment(String dev);
}
package com.example.nisum.WebfluxMongodb.repository;
import com.example.nisum.WebfluxMongodb.entity.Product;
import org.springframework.data.mongodb.repository.ReactiveMongoRepository;
import org.springframework.stereotype.Repository;
@Repository
public interface ProductRepository extends ReactiveMongoRepository<Product,String> {
}
package com.example.nisum.WebfluxMongodb.repository;
import com.example.nisum.WebfluxMongodb.entity.Employee;
import com.example.nisum.WebfluxMongodb.entity.Product;
import com.example.nisum.WebfluxMongodb.entity.Promotion;
import org.springframework.data.mongodb.repository.Query;
import org.springframework.data.mongodb.repository.ReactiveMongoRepository;
import org.springframework.stereotype.Repository;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
@Repository
public interface PromotionRepository extends ReactiveMongoRepository<Promotion,String> {
@Query("{productId: ?0}")
Mono<Promotion> findByProductId(String productId);
}
package com.example.nisum.WebfluxMongodb.repository;
import com.example.nisum.WebfluxMongodb.entity.Product;
import com.example.nisum.WebfluxMongodb.entity.Promotion;
import com.example.nisum.WebfluxMongodb.entity.Review;
import org.springframework.data.mongodb.repository.Query;
import org.springframework.data.mongodb.repository.ReactiveMongoRepository;
import org.springframework.stereotype.Repository;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import java.util.List;
@Repository
public interface ReviewRepository extends ReactiveMongoRepository<Review,String> {
@Query("{productId: ?0}")
Flux<Review> findByProductId(String productId);
}
spring.data.mongodb.uri=mongodb://localhost:27017/
spring.data.mongodb.database=EMP
\ No newline at end of file
package com.example.nisum.WebfluxMongodb;
import com.example.nisum.WebfluxMongodb.entity.Employee;
import com.example.nisum.WebfluxMongodb.repository.EmployeeRepository;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.reactive.server.WebTestClient;
import reactor.core.publisher.Mono;
import java.util.Collections;
//@RunWith(SpringRunner.class)
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
public class EmployeeControllerTest {
@Autowired
WebTestClient webTestClient;
@Autowired
EmployeeRepository employeeRepository;
@Test
public void save() {
Employee employee = new Employee("1", "Ravi", "28", "DEV", "12-32");
webTestClient.post().uri("/api/employee/save")
.contentType(MediaType.APPLICATION_JSON)
.body(Mono.just(employee), Employee.class)
.exchange().expectStatus().isCreated().expectBody()
.jsonPath("$.id").isNotEmpty()
.jsonPath("$.name").isEqualTo("Ravi");
}
@Test
public void getAll() {
webTestClient.get().uri("/api/employee/getAll")
.exchange()
.expectStatus()
.isOk()
.expectBodyList(Employee.class);
}
@Test
public void getById() {
Employee e = employeeRepository.save(new Employee("2", "Aran", "24", "QA", "234 234")).block();
webTestClient.get()
.uri("/api/employee/{id}", Collections.singletonMap("id", e.getId()))
.exchange()
.expectStatus()
.isOk()
.expectBody(Employee.class);
}
}
package com.example.nisum.WebfluxMongodb;
import com.example.nisum.WebfluxMongodb.entity.Employee;
import com.example.nisum.WebfluxMongodb.repository.EmployeeRepository;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.web.reactive.server.WebTestClient;
import org.springframework.util.Assert;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import reactor.test.StepVerifier;
@SpringBootTest
class WebfluxMongodbApplicationTests {
@Autowired
EmployeeRepository employeeRepository;
@Test
public void save() {
Mono<Employee> save = employeeRepository.save(new Employee("1", "Ravi", "29", "EV", "HYD"));
StepVerifier.create(save).assertNext(e -> Assert.notNull(e, e.getId())).expectComplete().verify();
}
@Test
public void getAllBy() {
Employee save = employeeRepository.save(new Employee("2", "Raju", "30", "DEV", "HYD")).block();
Flux<Employee> findAll = employeeRepository.findAllByDepartment("DEV");
StepVerifier.create(findAll).assertNext(emp -> {
Assert.notNull(emp.getName());
Assert.hasLength(emp.getName(), String.valueOf(4));
}).expectNextCount(2).verifyComplete();
}
}
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