Use OAuth 2 lingo (not just OAuth)

Author: acogoluegnes

src/main/java/com/rabbitmq/client/amqp/ConnectionSettings.java

@@ -154,7 +154,7 @@ public interface ConnectionSettings<T> {
    */
   Affinity<? extends T> affinity();
 
-  OAuthSettings<? extends T> oauth();
+  OAuth2Settings<? extends T> oauth2();
 
   /**
    * TLS settings.

src/main/java/com/rabbitmq/client/amqp/OAuthSettings.java renamed to src/main/java/com/rabbitmq/client/amqp/OAuth2Settings.java

@@ -25,7 +25,7 @@
  *
  * @param <T> the type of object returned by methods, usually the object itself
  */
-public interface OAuthSettings<T> {
+public interface OAuth2Settings<T> {
 
   /**
    * Set the URI to access to get the token.
@@ -35,27 +35,29 @@ public interface OAuthSettings<T> {
    * retrieve tokens.</em>
    *
    * @param uri access URI
-   * @return OAuth settings
+   * @return OAuth 2 settings
+   * @see #tls()
+   * @see TlsSettings#sslContext(SSLContext)
    */
-  OAuthSettings<T> tokenEndpointUri(String uri);
+  OAuth2Settings<T> tokenEndpointUri(String uri);
 
   /**
    * Set the OAuth 2 client ID
    *
    * <p>The client ID usually identifies the application that requests a token.
    *
    * @param clientId client ID
-   * @return OAuth settings
+   * @return OAuth 2 settings
    */
-  OAuthSettings<T> clientId(String clientId);
+  OAuth2Settings<T> clientId(String clientId);
 
   /**
    * Set the secret (password) to use to get a token.
    *
    * @param clientSecret client secret
-   * @return OAuth settings
+   * @return OAuth 2 settings
    */
-  OAuthSettings<T> clientSecret(String clientSecret);
+  OAuth2Settings<T> clientSecret(String clientSecret);
 
   /**
    * Set the grant type to use when requesting the token.
@@ -64,9 +66,9 @@ public interface OAuthSettings<T> {
    * non-standard grant types to request tokens with extra-information.
    *
    * @param grantType grant type
-   * @return OAuth settings
+   * @return OAuth 2 settings
    */
-  OAuthSettings<T> grantType(String grantType);
+  OAuth2Settings<T> grantType(String grantType);
 
   /**
    * Set a parameter to pass in the request.
@@ -75,19 +77,19 @@ public interface OAuthSettings<T> {
    *
    * @param name name of the parameter
    * @param value value of the parameter
-   * @return OAuth settings
+   * @return OAuth 2 settings
    */
-  OAuthSettings<T> parameter(String name, String value);
+  OAuth2Settings<T> parameter(String name, String value);
 
   /**
    * Whether to share the same token between connections.
    *
    * <p>Default is <true>true</true> (the token is shared between connections).
    *
    * @param shared flag to share the token between connections
-   * @return OAuth settings
+   * @return OAuth 2 settings
    */
-  OAuthSettings<T> shared(boolean shared);
+  OAuth2Settings<T> shared(boolean shared);
 
   /**
    * TLS configuration for requesting the token.
@@ -121,8 +123,8 @@ interface TlsSettings<T> {
     /**
      * Go back to the general OAuth 2 settings.
      *
-     * @return OAuth settings
+     * @return OAuth 2 settings
      */
-    OAuthSettings<T> oauth();
+    OAuth2Settings<T> oauth2();
   }
 }

src/main/java/com/rabbitmq/client/amqp/impl/AmqpConnectionBuilder.java

@@ -105,8 +105,8 @@ public DefaultConnectionSettings.DefaultAffinity<? extends ConnectionBuilder> af
   }
 
   @Override
-  public OAuthSettings<? extends ConnectionBuilder> oauth() {
-    return this.connectionSettings.oauth();
+  public OAuth2Settings<? extends ConnectionBuilder> oauth2() {
+    return this.connectionSettings.oauth2();
   }
 
   @Override

src/main/java/com/rabbitmq/client/amqp/impl/CredentialsFactory.java

@@ -19,17 +19,17 @@
 
 import com.rabbitmq.client.amqp.CredentialsProvider;
 import com.rabbitmq.client.amqp.UsernamePasswordCredentialsProvider;
-import com.rabbitmq.client.amqp.oauth.GsonTokenParser;
-import com.rabbitmq.client.amqp.oauth.HttpTokenRequester;
+import com.rabbitmq.client.amqp.oauth2.GsonTokenParser;
+import com.rabbitmq.client.amqp.oauth2.HttpTokenRequester;
 import java.net.http.HttpClient;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
 import java.util.function.Consumer;
 
 final class CredentialsFactory {
 
-  private volatile Credentials globalOAuthCredentials;
-  private final Lock oauthCredentialsLock = new ReentrantLock();
+  private volatile Credentials globalOAuth2Credentials;
+  private final Lock oauth2CredentialsLock = new ReentrantLock();
   private final AmqpEnvironment environment;
 
   CredentialsFactory(AmqpEnvironment environment) {
@@ -39,11 +39,11 @@ final class CredentialsFactory {
   Credentials credentials(DefaultConnectionSettings<?> settings) {
     CredentialsProvider provider = settings.credentialsProvider();
     Credentials credentials;
-    if (settings.oauth().enabled()) {
-      if (settings.oauth().shared()) {
-        credentials = globalOAuthCredentials(settings);
+    if (settings.oauth2().enabled()) {
+      if (settings.oauth2().shared()) {
+        credentials = globalOAuth2Credentials(settings);
       } else {
-        credentials = createOAuthCredentials(settings);
+        credentials = createOAuth2Credentials(settings);
       }
     } else {
       if (provider instanceof UsernamePasswordCredentialsProvider) {
@@ -57,25 +57,25 @@ Credentials credentials(DefaultConnectionSettings<?> settings) {
     return credentials;
   }
 
-  private Credentials globalOAuthCredentials(DefaultConnectionSettings<?> connectionSettings) {
-    Credentials result = this.globalOAuthCredentials;
+  private Credentials globalOAuth2Credentials(DefaultConnectionSettings<?> connectionSettings) {
+    Credentials result = this.globalOAuth2Credentials;
     if (result != null) {
       return result;
     }
 
-    this.oauthCredentialsLock.lock();
+    this.oauth2CredentialsLock.lock();
     try {
-      if (this.globalOAuthCredentials == null) {
-        this.globalOAuthCredentials = createOAuthCredentials(connectionSettings);
+      if (this.globalOAuth2Credentials == null) {
+        this.globalOAuth2Credentials = createOAuth2Credentials(connectionSettings);
       }
-      return this.globalOAuthCredentials;
+      return this.globalOAuth2Credentials;
     } finally {
-      this.oauthCredentialsLock.unlock();
+      this.oauth2CredentialsLock.unlock();
     }
   }
 
-  private Credentials createOAuthCredentials(DefaultConnectionSettings<?> connectionSettings) {
-    DefaultConnectionSettings.DefaultOAuthSettings<?> settings = connectionSettings.oauth();
+  private Credentials createOAuth2Credentials(DefaultConnectionSettings<?> connectionSettings) {
+    DefaultConnectionSettings.DefaultOAuth2Settings<?> settings = connectionSettings.oauth2();
     Consumer<HttpClient.Builder> clientBuilderConsumer;
     if (settings.tlsEnabled()) {
       clientBuilderConsumer = b -> b.sslContext(settings.tls().sslContext());

src/main/java/com/rabbitmq/client/amqp/impl/DefaultConnectionSettings.java

@@ -74,7 +74,7 @@ abstract class DefaultConnectionSettings<T> implements ConnectionSettings<T> {
   private String saslMechanism = ConnectionSettings.SASL_MECHANISM_ANONYMOUS;
   private final DefaultTlsSettings<T> tlsSettings = new DefaultTlsSettings<>(this);
   private final DefaultAffinity<T> affinity = new DefaultAffinity<>(this);
-  private final DefaultOAuthSettings<T> oAuthSettings = new DefaultOAuthSettings<>(this);
+  private final DefaultOAuth2Settings<T> oAuth2Settings = new DefaultOAuth2Settings<>(this);
 
   @Override
   public T uri(String uriString) {
@@ -225,8 +225,8 @@ void copyTo(DefaultConnectionSettings<?> copy) {
 
     this.affinity.copyTo(copy.affinity);
 
-    if (this.oAuthSettings.enabled()) {
-      this.oAuthSettings.copyTo(copy.oauth());
+    if (this.oAuth2Settings.enabled()) {
+      this.oAuth2Settings.copyTo(copy.oauth2());
     }
   }
 
@@ -301,8 +301,8 @@ public DefaultAffinity<? extends T> affinity() {
   }
 
   @Override
-  public DefaultOAuthSettings<? extends T> oauth() {
-    return this.oAuthSettings;
+  public DefaultOAuth2Settings<? extends T> oauth2() {
+    return this.oAuth2Settings;
   }
 
   static DefaultConnectionSettings<?> instance() {
@@ -501,7 +501,7 @@ void validate() {
     }
   }
 
-  static class DefaultOAuthSettings<T> implements OAuthSettings<T> {
+  static class DefaultOAuth2Settings<T> implements OAuth2Settings<T> {
 
     private final DefaultConnectionSettings<T> connectionSettings;
     private final DefaultOAuthTlsSettings<T> tls = new DefaultOAuthTlsSettings<>(this);
@@ -514,37 +514,37 @@ static class DefaultOAuthSettings<T> implements OAuthSettings<T> {
     private Function<Instant, Duration> refreshDelayStrategy =
         TokenCredentials.DEFAULT_REFRESH_DELAY_STRATEGY;
 
-    DefaultOAuthSettings(DefaultConnectionSettings<T> connectionSettings) {
+    DefaultOAuth2Settings(DefaultConnectionSettings<T> connectionSettings) {
       this.connectionSettings = connectionSettings;
     }
 
     @Override
-    public OAuthSettings<T> tokenEndpointUri(String uri) {
+    public OAuth2Settings<T> tokenEndpointUri(String uri) {
       this.connectionSettings.saslMechanism(SASL_MECHANISM_PLAIN);
       this.tokenEndpointUri = uri;
       return this;
     }
 
     @Override
-    public OAuthSettings<T> clientId(String clientId) {
+    public OAuth2Settings<T> clientId(String clientId) {
       this.clientId = clientId;
       return this;
     }
 
     @Override
-    public OAuthSettings<T> clientSecret(String clientSecret) {
+    public OAuth2Settings<T> clientSecret(String clientSecret) {
       this.clientSecret = clientSecret;
       return this;
     }
 
     @Override
-    public OAuthSettings<T> grantType(String grantType) {
+    public OAuth2Settings<T> grantType(String grantType) {
       this.grantType = grantType;
       return this;
     }
 
     @Override
-    public OAuthSettings<T> parameter(String name, String value) {
+    public OAuth2Settings<T> parameter(String name, String value) {
       if (value == null) {
         this.parameters.remove(name);
       } else {
@@ -554,12 +554,13 @@ public OAuthSettings<T> parameter(String name, String value) {
     }
 
     @Override
-    public OAuthSettings<T> shared(boolean shared) {
+    public OAuth2Settings<T> shared(boolean shared) {
       this.shared = shared;
       return this;
     }
 
-    DefaultOAuthSettings<T> refreshDelayStrategy(Function<Instant, Duration> refreshDelayStrategy) {
+    DefaultOAuth2Settings<T> refreshDelayStrategy(
+        Function<Instant, Duration> refreshDelayStrategy) {
       this.refreshDelayStrategy = refreshDelayStrategy;
       return this;
     }
@@ -579,7 +580,7 @@ public T connection() {
       return this.connectionSettings.toReturn();
     }
 
-    void copyTo(DefaultOAuthSettings<?> copy) {
+    void copyTo(DefaultOAuth2Settings<?> copy) {
       copy.tokenEndpointUri(this.tokenEndpointUri);
       copy.clientId(this.clientId);
       copy.clientSecret(this.clientSecret);
@@ -625,25 +626,25 @@ boolean tlsEnabled() {
     }
   }
 
-  static class DefaultOAuthTlsSettings<T> implements OAuthSettings.TlsSettings<T> {
+  static class DefaultOAuthTlsSettings<T> implements OAuth2Settings.TlsSettings<T> {
 
-    private final OAuthSettings<T> oAuthSettings;
+    private final OAuth2Settings<T> oAuth2Settings;
     private SSLContext sslContext;
     private boolean enabled = false;
 
-    DefaultOAuthTlsSettings(OAuthSettings<T> oAuthSettings) {
-      this.oAuthSettings = oAuthSettings;
+    DefaultOAuthTlsSettings(OAuth2Settings<T> oAuth2Settings) {
+      this.oAuth2Settings = oAuth2Settings;
     }
 
     @Override
-    public OAuthSettings.TlsSettings<T> sslContext(SSLContext sslContext) {
+    public OAuth2Settings.TlsSettings<T> sslContext(SSLContext sslContext) {
       this.sslContext = sslContext;
       return this;
     }
 
     @Override
-    public OAuthSettings<T> oauth() {
-      return this.oAuthSettings;
+    public OAuth2Settings<T> oauth2() {
+      return this.oAuth2Settings;
     }
 
     void enable() {

src/main/java/com/rabbitmq/client/amqp/impl/TokenCredentials.java

@@ -17,8 +17,8 @@
 // [email protected].
 package com.rabbitmq.client.amqp.impl;
 
-import com.rabbitmq.client.amqp.oauth.Token;
-import com.rabbitmq.client.amqp.oauth.TokenRequester;
+import com.rabbitmq.client.amqp.oauth2.Token;
+import com.rabbitmq.client.amqp.oauth2.TokenRequester;
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import java.time.Duration;
 import java.time.Instant;

src/main/java/com/rabbitmq/client/amqp/oauth/GsonTokenParser.java renamed to src/main/java/com/rabbitmq/client/amqp/oauth2/GsonTokenParser.java

@@ -15,7 +15,7 @@
 //
 // If you have any questions regarding licensing, please contact us at
 // [email protected].
-package com.rabbitmq.client.amqp.oauth;
+package com.rabbitmq.client.amqp.oauth2;
 
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;

src/main/java/com/rabbitmq/client/amqp/oauth/HttpTokenRequester.java renamed to src/main/java/com/rabbitmq/client/amqp/oauth2/HttpTokenRequester.java

@@ -15,7 +15,7 @@
 //
 // If you have any questions regarding licensing, please contact us at
 // [email protected].
-package com.rabbitmq.client.amqp.oauth;
+package com.rabbitmq.client.amqp.oauth2;
 
 import static java.nio.charset.StandardCharsets.UTF_8;
 
@@ -46,7 +46,7 @@ public final class HttpTokenRequester implements TokenRequester {
   private final HttpClient client;
   private final Consumer<HttpRequest.Builder> requestBuilderConsumer;
 
-  private TokenParser parser;
+  private final TokenParser parser;
 
   public HttpTokenRequester(
       String tokenEndpointUri,
@@ -114,10 +114,10 @@ public Token request() {
       checkContentType(response.headers().firstValue("content-type").orElse(null));
       return this.parser.parse(response.body());
     } catch (IOException e) {
-      throw new OAuthException("Error while retrieving OAuth 2 token", e);
+      throw new OAuth2Exception("Error while retrieving OAuth 2 token", e);
     } catch (InterruptedException e) {
       Thread.currentThread().interrupt();
-      throw new OAuthException("Error while retrieving OAuth 2 token", e);
+      throw new OAuth2Exception("Error while retrieving OAuth 2 token", e);
     }
   }
 
@@ -144,13 +144,13 @@ private static String encode(String value) {
 
   private static void checkContentType(String contentType) {
     if (contentType == null || !contentType.toLowerCase().contains("json")) {
-      throw new OAuthException("HTTP request for token retrieval is not JSON: " + contentType);
+      throw new OAuth2Exception("HTTP request for token retrieval is not JSON: " + contentType);
     }
   }
 
   private static void checkStatusCode(int statusCode) {
     if (statusCode != 200) {
-      throw new OAuthException(
+      throw new OAuth2Exception(
           "HTTP request for token retrieval did not " + "return 200 status code: " + statusCode);
     }
   }