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Adding OAuth 2.0 + Swagger ui + Spring boot + JWT
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‎authentication/.gitignore‎

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#target
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*/target/*
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target/*
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#intellij-files
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*.idea/*
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*.iml
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*.DS_Store
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*-pom.xml
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RemoteSystemsTempFiles/*
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.svn/*
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.settings/
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.project
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.metadata/
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.idea/
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.classpath
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../.DS_Store
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.idea/libraries/Maven*

‎authentication/README.md‎

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# Spring Boot + OAuth 2.0 + JWT + Swagger-UI 2?
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## How to start ?
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```
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$ mvn spring-boot:run
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```
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## Swagger-UI
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* After starting the application Click on [Swagger-home](http://localhost:8080/api/swagger-ui.html)
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![Swagger-Home](authentication/src/main/resources/images/Swagger-UI-Home.png "Swagger UI Home")
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## User Data
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```
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user-name | password
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[email protected] | password
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[email protected] | password
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[email protected] | password
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```
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## Authorize
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* Use above given user details to login and generate the authorization token.
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![Swagger-Home](authentication/src/main/resources/images/Swagger-ui-auth.png "Swagger UI Home")
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![Swagger-Home](authentication/src/main/resources/images/swagger-ui-login.png "Swagger UI Home")
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* Login using the generated token
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![Swagger-Home](authentication/src/main/resources/images/swagger-ui-login-token.png "Swagger UI Home")
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## Change OAuth configuration
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* Edit the configuration in the file [application.properties](/authentication/src/main/resources/application.properties)
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```
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server.port=8080
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server.contextPath=/api
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logging.level.com.alfred=DEBUG
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# Data source properties
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spring.jpa.hibernate.ddl-auto=validate
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spring.jpa.show-sql=true
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# openssl genrsa -out jwt.pem 2048
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# openssl rsa -in jwt.pem
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config.oauth2.privateKey=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# openssl rsa -in jwt.pem -pubout
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config.oauth2.publicKey=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDNQZKqTlO/+2b4ZdhqGJzGBDltb5PZmBz1ALN2YLvt341pH6i5mO1V9cX5Ty1LM70fKfnIoYUP4KCE33dPnC7LkUwE/myh1zM6m8cbL5cYFPyP099thbVxzJkjHWqywvQih/qOOjliomKbM9pxG8Z1dB26hL9dSAZuA8xExjlPmQIDAQAB
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#oauth configurations
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config.oauth2.tokenTimeout=3600
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config.oauth2.resource.id=oauth2-resource
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config.oauth2.clientID=client
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config.oauth2.clientSecret=secret
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security.oauth2.client.grantType=client_credentials
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config.oauth2.accessTokenUri=http://localhost:8080/api/oauth/token
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config.oauth2.userAuthorizationUri=http://localhost:8080/api/oauth/authorize
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config.oauth2.resourceURI= http://localhost:8080/api/oauth/authorize
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```
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‎authentication/pom.xml‎

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<?xml version="1.0"?>
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<project
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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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xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
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<modelVersion>4.0.0</modelVersion>
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<groupId>authentication</groupId>
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<artifactId>authentication-service</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<name>Authentication Service</name>
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<url>http://maven.apache.org</url>
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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>1.5.7.RELEASE</version>
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</parent>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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<dependencies>
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<!-- Spring Boot -->
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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-starter-security</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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</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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<!-- Spring Boot jakson depenedcy issue https://dzone.com/articles/jackson-dependency-issue-in-spring-boot-with-maven-->
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<dependency>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-databind</artifactId>
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<version>2.7.4</version>
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<exclusions>
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<exclusion>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-core</artifactId>
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</exclusion>
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<exclusion>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-annotations</artifactId>
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</exclusion>
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</exclusions>
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</dependency>
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<dependency>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-core</artifactId>
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<version>2.7.4</version>
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</dependency>
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<dependency>
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<groupId>com.fasterxml.jackson.core</groupId>
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<artifactId>jackson-annotations</artifactId>
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<version>2.7.4</version>
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</dependency>
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<!-- https://mvnrepository.com/artifact/org.springframework.security/spring-security-jwt -->
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<dependency>
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<groupId>org.springframework.security</groupId>
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<artifactId>spring-security-jwt</artifactId>
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<version>1.0.8.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>org.hibernate</groupId>
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<artifactId>hibernate-core</artifactId>
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<version>5.2.2.Final</version>
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</dependency>
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<dependency>
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<groupId>org.hibernate</groupId>
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<artifactId>hibernate-entitymanager</artifactId>
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<version>5.2.2.Final</version>
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</dependency>
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<!-- https://mvnrepository.com/artifact/javassist/javassist -->
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<dependency>
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<groupId>javassist</groupId>
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<artifactId>javassist</artifactId>
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<version>3.3</version>
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</dependency>
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<dependency>
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<groupId>com.h2database</groupId>
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<artifactId>h2</artifactId>
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<scope>runtime</scope>
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</dependency>
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<!-- Swagger-ui -->
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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>2.8.0</version>
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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>2.8.0</version>
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</dependency>
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<dependency>
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<groupId>io.springfox</groupId>
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<artifactId>springfox-bean-validators</artifactId>
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<version>2.8.0</version>
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</dependency>
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<dependency>
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<artifactId>guava</artifactId>
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<groupId>com.google.guava</groupId>
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<type>jar</type>
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<version>18.0</version>
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</dependency>
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<!-- test -->
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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.mockito</groupId>
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<artifactId>mockito-all</artifactId>
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<version>1.9.5</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<pluginManagement>
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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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</pluginManagement>
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</build>
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</project>

‎authentication/src/main/java/com/authentication/Application.java‎

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package com.authentication;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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/**
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* @author Rohit.Kumar
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*/
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@SpringBootApplication
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public class Application {
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public static void main(String[] args) {
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SpringApplication.run(Application.class, args);
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}
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}

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