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‎.gitignore

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HELP.md
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target/
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!.mvn/wrapper/maven-wrapper.jar
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!**/src/main/**
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!**/src/test/**
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### STS ###
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.apt_generated
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.classpath
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.factorypath
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.project
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.settings
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.springBeans
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.sts4-cache
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### IntelliJ IDEA ###
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.idea
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*.iws
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*.iml
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*.ipr
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### NetBeans ###
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/nbproject/private/
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/nbbuild/
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/dist/
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/nbdist/
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/.nb-gradle/
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build/
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### VS Code ###
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.vscode/
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/.mvn/
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/mvnw
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/mvnw.cmd

‎pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.1.6.RELEASE</version>
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<relativePath/> <!-- lookup parent from repository -->
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</parent>
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<groupId>com.crudapp</groupId>
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<artifactId>crudapp</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<name>demo</name>
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<description>Demo project for Spring Boot</description>
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<properties>
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<java.version>1.8</java.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-devtools</artifactId>
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<scope>runtime</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-websocket</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-amqp</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.security.oauth</groupId>
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<artifactId>spring-security-oauth2</artifactId>
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<version>2.2.0.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>io.jsonwebtoken</groupId>
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<artifactId>jjwt</artifactId>
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<version>0.9.1</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-security</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-reactor-netty</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-rest</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-hateoas</artifactId>
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</dependency>
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<dependency>
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<groupId>com.fasterxml.jackson.datatype</groupId>
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<artifactId>jackson-datatype-jsr310</artifactId>
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</dependency>
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<dependency>
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<groupId>io.springfox</groupId>
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<artifactId>springfox-swagger2</artifactId>
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<version>2.7.0</version>
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</dependency>
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<dependency>
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<groupId>org.projectlombok</groupId>
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<artifactId>lombok</artifactId>
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<version>1.18.4</version>
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<scope>provided</scope>
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</dependency>
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<dependency>
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<groupId>io.springfox</groupId>
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<artifactId>springfox-swagger-ui</artifactId>
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<version>2.7.0</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-actuator</artifactId>
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</dependency>
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<dependency>
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<groupId>org.hibernate</groupId>
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<artifactId>hibernate-java8</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-jpa</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-redis</artifactId>
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</dependency>
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<dependency>
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<groupId>mysql</groupId>
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<artifactId>mysql-connector-java</artifactId>
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<scope>runtime</scope>
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</dependency>
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<dependency>
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<groupId>redis.clients</groupId>
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<artifactId>jedis</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-websocket</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.security</groupId>
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<artifactId>spring-security-test</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</build>
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</project>

‎src/main/java/com/app/crud/DataInitializer.java

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package com.app.crud;
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import com.app.crud.entity.User;
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import com.app.crud.repository.UserRepository;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.CommandLineRunner;
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import org.springframework.security.crypto.password.PasswordEncoder;
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import org.springframework.stereotype.Component;
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import java.util.Arrays;
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@Component
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@Slf4j
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public class DataInitializer implements CommandLineRunner {
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//...
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@Autowired
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UserRepository users;
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@Autowired
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PasswordEncoder passwordEncoder;
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@Override
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public void run(String... args) throws Exception {
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//...
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this.users.save(User.builder()
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.username("user")
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.name("simple user")
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.password(this.passwordEncoder.encode("password"))
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.roles(Arrays.asList( "ROLE_USER"))
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.build()
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);
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this.users.save(User.builder()
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.username("admin")
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.name("simple admin")
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.password(this.passwordEncoder.encode("password"))
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.roles(Arrays.asList("ROLE_USER", "ROLE_ADMIN"))
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.build()
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);
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log.debug("printing all users...");
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this.users.findAll().forEach(v -> log.debug(" User :" + v.toString()));
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}
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}

‎src/main/java/com/app/crud/DemoApplication.java

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package com.app.crud;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.context.annotation.Bean;
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import org.springframework.security.crypto.factory.PasswordEncoderFactories;
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import org.springframework.security.crypto.password.PasswordEncoder;
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@SpringBootApplication
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public class DemoApplication {
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public static void main(String[] args) {
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SpringApplication.run(DemoApplication.class, args);
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}
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@Bean
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public PasswordEncoder passwordEncoder() {
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return PasswordEncoderFactories.createDelegatingPasswordEncoder();
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}
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}

‎src/main/java/com/app/crud/config/JpaConfig.java

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package com.app.crud.config;
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import org.springframework.boot.autoconfigure.domain.EntityScan;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.data.jpa.convert.threeten.Jsr310JpaConverters;
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import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
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@Configuration
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@EnableJpaRepositories("com.app.crud.repository")
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@EntityScan(basePackageClasses = {Jsr310JpaConverters.class}, basePackages = {"com.app.crud.entity"})
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public class JpaConfig {
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}

‎src/main/java/com/app/crud/config/RedisConfig.java

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package com.app.crud.config;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.data.redis.connection.RedisConnectionFactory;
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import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
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import org.springframework.data.redis.serializer.StringRedisSerializer;
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import redis.clients.jedis.JedisPoolConfig;
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@Configuration
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public class RedisConfig {
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@Bean
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public RedisConnectionFactory redisConnectionFactory() {
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final JedisPoolConfig poolConfig = new JedisPoolConfig();
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poolConfig.setMaxTotal(5);
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poolConfig.setTestOnBorrow(true);
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poolConfig.setTestOnReturn(true);
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final JedisConnectionFactory connectionFactory = new JedisConnectionFactory(poolConfig);
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connectionFactory.setUsePool(true);
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connectionFactory.setHostName("localhost");
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connectionFactory.setPort(6379);
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return connectionFactory;
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}
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@Bean
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public RedisTemplate<?, ?> redisTemplate() {
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final RedisTemplate<?, ?> redisTemplate = new RedisTemplate<>();
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redisTemplate.setConnectionFactory(redisConnectionFactory());
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redisTemplate.setEnableTransactionSupport(true);
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redisTemplate.setKeySerializer(new StringRedisSerializer());
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redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer());
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return redisTemplate;
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}
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}

‎src/main/java/com/app/crud/config/SecurityConfig.java

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package com.app.crud.config;
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import com.app.crud.security.JwtConfigurer;
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import com.app.crud.security.JwtTokenProvider;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.http.HttpMethod;
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import org.springframework.security.authentication.AuthenticationManager;
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import org.springframework.security.config.annotation.web.builders.HttpSecurity;
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import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
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import org.springframework.security.config.http.SessionCreationPolicy;
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@Configuration
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public class SecurityConfig extends WebSecurityConfigurerAdapter {
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@Autowired
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JwtTokenProvider jwtTokenProvider;
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@Bean
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@Override
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public AuthenticationManager authenticationManagerBean() throws Exception {
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return super.authenticationManagerBean();
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}
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@Override
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protected void configure(HttpSecurity http) throws Exception {
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//@formatter:off
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http
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.httpBasic().disable()
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.csrf().disable()
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.sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
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.and()
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.authorizeRequests()
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.antMatchers("/auth/signin").permitAll()
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.antMatchers(HttpMethod.POST, "/api/users/**").hasRole("ADMIN")
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.antMatchers(HttpMethod.PUT, "/api/users/**").hasRole("ADMIN")
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.antMatchers(HttpMethod.DELETE, "/api/users/**").hasRole("ADMIN")
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.antMatchers(HttpMethod.GET, "/api/users/**").permitAll()
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.anyRequest().authenticated()
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.and()
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.apply(new JwtConfigurer(jwtTokenProvider));
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//@formatter:on
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}
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}

‎src/main/java/com/app/crud/config/SwaggerConfig.java

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package com.app.crud.config;
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import com.google.common.base.Predicates;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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import springfox.documentation.builders.ApiInfoBuilder;
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import springfox.documentation.builders.PathSelectors;
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import springfox.documentation.builders.RequestHandlerSelectors;
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import springfox.documentation.service.ApiInfo;
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import springfox.documentation.spi.DocumentationType;
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import springfox.documentation.spring.web.plugins.Docket;
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import springfox.documentation.swagger2.annotations.EnableSwagger2;
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@Configuration
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@EnableSwagger2
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@ComponentScan("com.app.crud.controller")
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public class SwaggerConfig {
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@Bean
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public Docket api() {
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return new Docket(DocumentationType.SWAGGER_2)
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.select()
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.apis(RequestHandlerSelectors.any())
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.paths(Predicates.not(PathSelectors.regex("/error")))
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.build()
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.apiInfo(apiInfo());
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}
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private ApiInfo apiInfo() {
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return new ApiInfoBuilder()
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.title("Crud Application")
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.description("This app is built using Spring boot, redis, MySQL and RabbitMQ")
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.termsOfServiceUrl("github")
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.license("MIT")
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.licenseUrl("")
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.version("1.0")
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.build();
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}
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}

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