OAuth2 Token Client
Overview
OAuth2 token client, to implement OAuth2 security in our REST clients.
Requisites
- Java 8+
- Maven 3+
Install
Gradle
dependencies {
compile 'com.github.malkomich:oauth2-token-client:0.0.1'
}
Maven
<dependency>
<groupId>com.github.malkomich</groupId>
<artifactId>oauth2-token-client</artifactId>
<version>0.0.1</version>
</dependency>
Usage
Initialize client:
OAuth2Client oAuth2Client = OAuth2Client
.withConfig(oAuth2Config) // Initialize OAuth2Config from your config files
.build();Generate token:
String token = Optional.ofNullable(oAuth2Client.accessToken())
.map(AccessToken::getAccessToken)
.map("Bearer "::concat)
.orElseThrow(() -> new AccessDeniedException());Include the Authorization header:
// Spring WebClient
clientRequest.header(HttpHeaders.AUTHORIZATION, token);
// Feign Client
requestTemplate.header(HttpHeaders.AUTHORIZATION, token);
// Vert.x WebClient
webClient.putHeader(HttpHeaders.AUTHORIZATION.toString(), token)
// or any other Framework or client you may use