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Posted to commits@nifi.apache.org by al...@apache.org on 2015/04/22 23:13:30 UTC

[40/49] incubator-nifi git commit: NIFI-271 checkpoint

NIFI-271 checkpoint


Project: http://git-wip-us.apache.org/repos/asf/incubator-nifi/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-nifi/commit/888254b2
Tree: http://git-wip-us.apache.org/repos/asf/incubator-nifi/tree/888254b2
Diff: http://git-wip-us.apache.org/repos/asf/incubator-nifi/diff/888254b2

Branch: refs/heads/develop
Commit: 888254b2a18174af29d1bd70bf2ce420f41739ba
Parents: b612b6b
Author: joewitt <jo...@apache.org>
Authored: Wed Apr 22 11:46:26 2015 -0400
Committer: joewitt <jo...@apache.org>
Committed: Wed Apr 22 11:46:26 2015 -0400

----------------------------------------------------------------------
 .../nifi-framework/nifi-administration/pom.xml  |   8 +
 .../org/apache/nifi/admin/RepositoryUtils.java  |   7 +-
 .../nifi/admin/UserDataSourceFactoryBean.java   |  12 -
 .../org/apache/nifi/admin/dao/ActionDAO.java    |  28 +-
 .../org/apache/nifi/admin/dao/AuthorityDAO.java |  19 +-
 .../java/org/apache/nifi/admin/dao/UserDAO.java |  52 +-
 .../nifi/admin/dao/impl/StandardActionDAO.java  |  93 +---
 .../apache/nifi/admin/service/AuditService.java |  28 +-
 .../apache/nifi/admin/service/UserService.java  |  70 ++-
 .../service/action/AbstractUserAction.java      |  18 +-
 .../service/action/AdministrationAction.java    |   8 +-
 .../service/action/AuthorizeUserAction.java     |   6 +-
 .../admin/service/action/DeleteUserAction.java  |   2 +-
 .../service/action/FindUserByIdAction.java      |   5 +-
 .../service/action/SeedUserAccountsAction.java  |   4 +-
 .../service/impl/StandardAuditService.java      |  11 -
 .../admin/service/impl/StandardUserService.java |  29 +-
 .../admin/service/transaction/Transaction.java  |   6 +-
 .../AuthorityProviderFactoryBean.java           |  47 +-
 .../org/apache/nifi/user/AccountStatus.java     |   4 +-
 .../java/org/apache/nifi/user/NiFiUser.java     |   2 +-
 .../service/action/AuthorizeUserActionTest.java |  22 +-
 .../service/action/CreateUserActionTest.java    |  14 +-
 .../service/action/DisableUserActionTest.java   |  11 +-
 .../action/InvalidateUserAccountActionTest.java |   9 +-
 .../action/RequestUserAccountActionTest.java    |   6 +-
 .../action/SeedUserAccountsActionTest.java      |   3 +-
 .../action/SetUserAuthoritiesActionTest.java    |   6 +-
 .../protocol/ClusterManagerProtocolSender.java  |  22 +-
 .../cluster/protocol/ConnectionRequest.java     |   6 +-
 .../cluster/protocol/ConnectionResponse.java    |  54 +-
 .../apache/nifi/cluster/protocol/Heartbeat.java |  19 +-
 .../nifi/cluster/protocol/NodeBulletins.java    |   2 +-
 .../nifi/cluster/protocol/NodeIdentifier.java   | 102 ++--
 .../cluster/protocol/NodeProtocolSender.java    |  43 +-
 .../nifi/cluster/protocol/ProtocolContext.java  |  12 +-
 .../cluster/protocol/ProtocolException.java     |   9 +-
 .../nifi/cluster/protocol/ProtocolHandler.java  |  17 +-
 .../nifi/cluster/protocol/ProtocolListener.java |  31 +-
 .../protocol/ProtocolMessageMarshaller.java     |   7 +-
 .../protocol/ProtocolMessageUnmarshaller.java   |  13 +-
 .../nifi/cluster/protocol/StandardDataFlow.java |  34 +-
 .../UnknownServiceAddressException.java         |   9 +-
 .../impl/ClusterManagerProtocolSenderImpl.java  | 101 ++--
 .../ClusterManagerProtocolSenderListener.java   |  28 +-
 .../protocol/impl/ClusterServiceDiscovery.java  |   5 +-
 .../protocol/impl/ClusterServiceLocator.java    | 124 ++---
 .../impl/ClusterServicesBroadcaster.java        |  86 ++--
 .../protocol/impl/CopyingInputStream.java       |  25 +-
 .../impl/MulticastProtocolListener.java         |  66 +--
 .../protocol/impl/NodeProtocolSenderImpl.java   |  61 ++-
 .../impl/NodeProtocolSenderListener.java        |  16 +-
 .../protocol/impl/SocketProtocolListener.java   |  52 +-
 .../protocol/jaxb/JaxbProtocolContext.java      |  21 +-
 .../jaxb/message/AdaptedConnectionRequest.java  |   7 +-
 .../jaxb/message/AdaptedConnectionResponse.java |  19 +-
 .../protocol/jaxb/message/AdaptedCounter.java   |  11 +-
 .../protocol/jaxb/message/AdaptedDataFlow.java  |   9 +-
 .../protocol/jaxb/message/AdaptedHeartbeat.java |  13 +-
 .../jaxb/message/AdaptedNodeBulletins.java      |  11 +-
 .../jaxb/message/AdaptedNodeIdentifier.java     |  13 +-
 .../jaxb/message/ConnectionRequestAdapter.java  |   4 +-
 .../jaxb/message/ConnectionResponseAdapter.java |  12 +-
 .../protocol/jaxb/message/DataFlowAdapter.java  |  10 +-
 .../protocol/jaxb/message/HeartbeatAdapter.java |  14 +-
 .../jaxb/message/JaxbProtocolUtils.java         |   6 +-
 .../jaxb/message/NodeBulletinsAdapter.java      |  10 +-
 .../jaxb/message/NodeIdentifierAdapter.java     |   6 +-
 .../protocol/jaxb/message/ObjectFactory.java    |  35 +-
 .../message/ConnectionRequestMessage.java       |  11 +-
 .../message/ConnectionResponseMessage.java      |  27 +-
 .../ControllerStartupFailureMessage.java        |   7 +-
 .../protocol/message/DisconnectMessage.java     |   8 +-
 .../protocol/message/ExceptionMessage.java      |   9 +-
 .../protocol/message/FlowRequestMessage.java    |   6 +-
 .../protocol/message/FlowResponseMessage.java   |   4 +-
 .../protocol/message/HeartbeatMessage.java      |   4 +-
 .../message/MulticastProtocolMessage.java       |  17 +-
 .../protocol/message/NodeBulletinsMessage.java  |   4 +-
 .../cluster/protocol/message/PingMessage.java   |  13 +-
 .../message/PrimaryRoleAssignmentMessage.java   |   4 +-
 .../protocol/message/ProtocolMessage.java       |  22 +-
 .../message/ReconnectionFailureMessage.java     |   8 +-
 .../message/ReconnectionRequestMessage.java     |  19 +-
 .../message/ReconnectionResponseMessage.java    |   2 +-
 .../message/ServiceBroadcastMessage.java        |   9 +-
 .../MulticastConfigurationFactoryBean.java      |  12 +-
 .../ServerSocketConfigurationFactoryBean.java   |  13 +-
 .../spring/SocketConfigurationFactoryBean.java  |  16 +-
 .../ClusterManagerProtocolSenderImplTest.java   |  58 +--
 .../impl/ClusterServiceDiscoveryTest.java       |  56 +--
 .../impl/ClusterServiceLocatorTest.java         |  64 +--
 .../impl/ClusterServicesBroadcasterTest.java    |  63 ++-
 .../impl/MulticastProtocolListenerTest.java     |  59 ++-
 .../impl/NodeProtocolSenderImplTest.java        |  83 ++-
 .../testutils/ReflexiveProtocolHandler.java     |   6 +-
 .../nifi-framework-core-api/pom.xml             |   4 +-
 .../apache/nifi/connectable/Connectable.java    |  75 ++-
 .../controller/AbstractConfiguredComponent.java |  13 +-
 .../apache/nifi/controller/AbstractPort.java    |  32 +-
 .../nifi/controller/ConfiguredComponent.java    |   4 +-
 .../nifi/controller/ContentAvailability.java    |  24 +-
 .../nifi/controller/ProcessScheduler.java       |  58 +--
 .../apache/nifi/controller/ProcessorNode.java   |  18 +-
 .../nifi/controller/ReportingTaskNode.java      |  48 +-
 .../nifi/controller/StandardFlowFileQueue.java  |   6 +-
 .../apache/nifi/controller/StandardFunnel.java  |   7 +-
 .../controller/ValidationContextFactory.java    |   4 +-
 ...ControllerServiceAlreadyExistsException.java |   4 -
 ...ControllerServiceInstantiationException.java |  13 -
 .../reporting/ReportingTaskProvider.java        |  90 ++--
 .../repository/FlowFileEventRepository.java     |  15 +-
 .../service/ControllerServiceNode.java          |  47 +-
 .../service/ControllerServiceProvider.java      | 168 ++++---
 .../service/ControllerServiceReference.java     |  17 +-
 .../service/ControllerServiceState.java         |  16 +-
 .../org/apache/nifi/groups/ProcessGroup.java    | 221 ++++----
 .../apache/nifi/groups/RemoteProcessGroup.java  |  56 +--
 .../RemoteProcessGroupPortDescriptor.java       |  42 +-
 .../org/apache/nifi/logging/LogRepository.java  |  18 +-
 .../nifi/nar/NarThreadContextClassLoader.java   |   5 +-
 .../org/apache/nifi/remote/RemoteGroupPort.java |   8 +-
 .../org/apache/nifi/remote/RootGroupPort.java   |  28 +-
 .../nifi/remote/protocol/ServerProtocol.java    |  62 ++-
 .../nifi/connectable/StandardConnection.java    |  15 +-
 .../nifi/controller/FileSystemSwapManager.java  |  49 +-
 .../apache/nifi/controller/FlowController.java  | 373 +++++++-------
 .../nifi/controller/FlowFromDOMFactory.java     |  56 +--
 .../nifi/controller/FlowUnmarshaller.java       |  12 +-
 .../nifi/controller/StandardFlowSerializer.java |  65 ++-
 .../nifi/controller/StandardFlowService.java    |  23 +-
 .../controller/StandardFlowSynchronizer.java    | 210 ++++----
 .../nifi/controller/StandardProcessorNode.java  | 110 ++--
 .../apache/nifi/controller/StandardSnippet.java |  75 +--
 .../org/apache/nifi/controller/Template.java    |   2 +-
 .../apache/nifi/controller/TemplateManager.java |  48 +-
 .../reporting/AbstractReportingTaskNode.java    |  84 ++--
 .../reporting/StandardReportingContext.java     |  12 +-
 .../StandardReportingInitializationContext.java |  12 +-
 .../repository/FileSystemRepository.java        |  35 +-
 .../controller/repository/ProcessContext.java   |  21 +-
 .../repository/ProvenanceEventEnricher.java     |   6 +-
 .../repository/RepositoryPurgeException.java    |  14 -
 .../repository/RingBufferEventRepository.java   |   2 +-
 .../repository/StandardFlowFileRecord.java      |   4 +-
 .../repository/StandardProcessSession.java      | 147 +++---
 .../repository/StandardProvenanceReporter.java  |  15 +-
 .../repository/StandardRepositoryRecord.java    |  28 +-
 .../repository/VolatileContentRepository.java   |   6 +-
 .../repository/VolatileFlowFileRepository.java  |   2 +-
 .../WriteAheadFlowFileRepository.java           |  22 +-
 .../repository/claim/StandardContentClaim.java  |  11 +-
 .../claim/StandardContentClaimManager.java      |  10 -
 .../repository/io/ByteCountingOutputStream.java |   4 +-
 .../io/FlowFileAccessInputStream.java           |   6 +-
 .../scheduling/ConnectableProcessContext.java   |   8 +-
 .../scheduling/EventDrivenSchedulingAgent.java  |  38 +-
 .../scheduling/QuartzSchedulingAgent.java       |   2 +-
 .../controller/scheduling/ScheduleState.java    |   6 +-
 .../scheduling/StandardProcessScheduler.java    | 115 ++---
 .../scheduling/TimerDrivenSchedulingAgent.java  |  52 +-
 .../service/ControllerServiceLoader.java        |  53 +-
 ...dControllerServiceInitializationContext.java |   6 +-
 .../service/StandardControllerServiceNode.java  |  87 ++--
 .../StandardControllerServiceProvider.java      | 304 ++++++-----
 .../StandardControllerServiceReference.java     |   4 +-
 .../history/StandardMetricDescriptor.java       |  23 +-
 .../VolatileComponentStatusRepository.java      | 441 ++++++++--------
 .../tasks/ContinuallyRunConnectableTask.java    |  11 +-
 .../tasks/ContinuallyRunProcessorTask.java      |  16 +-
 .../controller/tasks/ReportingTaskWrapper.java  |   6 +-
 .../apache/nifi/encrypt/StringEncryptor.java    |   2 +-
 .../java/org/apache/nifi/engine/FlowEngine.java |  26 +-
 .../nifi/events/VolatileBulletinRepository.java |   2 +-
 .../nifi/fingerprint/FingerprintFactory.java    |  88 ++--
 .../nifi/groups/StandardProcessGroup.java       |  46 +-
 .../nifi/persistence/FlowConfigurationDAO.java  |   6 +-
 .../nifi/processor/SimpleProcessLogger.java     |   5 -
 .../nifi/processor/StandardProcessContext.java  |   6 +-
 .../nifi/processor/StandardPropertyValue.java   |   6 +-
 .../processor/StandardSchedulingContext.java    |   2 +-
 .../processor/StandardValidationContext.java    |  18 +-
 .../org/apache/nifi/remote/RemoteNiFiUtils.java | 120 +++--
 .../nifi/remote/StandardRemoteProcessGroup.java |  48 +-
 .../org/apache/nifi/services/FlowService.java   |  11 +-
 .../nifi/spring/FlowControllerFactoryBean.java  |   2 +-
 .../spring/StandardFlowServiceFactoryBean.java  |   2 +-
 .../java/org/apache/nifi/util/DomUtils.java     |   6 +-
 .../org/apache/nifi/util/ReflectionUtils.java   | 156 +++---
 .../java/org/apache/nifi/util/SnippetUtils.java |  32 +-
 .../src/main/resources/FlowConfiguration.xsd    |  38 +-
 .../nifi/cluster/HeartbeatPayloadTest.java      |   4 +-
 .../repository/TestStandardProcessSession.java  | 220 ++++----
 .../StandardControllerServiceProviderTest.java  |  46 +-
 .../TestStandardControllerServiceProvider.java  | 104 ++--
 .../controller/service/mock/DummyProcessor.java |  13 +-
 .../nifi/controller/service/mock/ServiceA.java  |  21 +-
 .../service/util/TestControllerService.java     |  58 +--
 .../processor/TestStandardPropertyValue.java    |   4 +-
 .../nifi-framework/nifi-runtime/pom.xml         |   2 +-
 .../java/org/apache/nifi/BootstrapListener.java | 501 +++++++++----------
 .../src/main/java/org/apache/nifi/NiFi.java     |  70 +--
 202 files changed, 3663 insertions(+), 4035 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/pom.xml
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/pom.xml b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/pom.xml
index ebf2ceb..f474aab 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/pom.xml
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/pom.xml
@@ -46,6 +46,14 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-checkstyle-plugin</artifactId>
+                <configuration>
+                    <excludes>**/authorization/generated/*.java,</excludes>
+                </configuration>
+            </plugin>            
+
         </plugins>
     </build>
     <dependencies>

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/RepositoryUtils.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/RepositoryUtils.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/RepositoryUtils.java
index b95388b..f678d5d 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/RepositoryUtils.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/RepositoryUtils.java
@@ -25,7 +25,6 @@ import org.slf4j.Logger;
 /**
  * A utility class for useful methods dealing with the repository
  *
- * @author unattributed
  */
 public class RepositoryUtils {
 
@@ -45,7 +44,7 @@ public class RepositoryUtils {
     /**
      * Closes the given statement quietly - no logging, no exceptions
      *
-     * @param statement
+     * @param statement to close
      */
     public static void closeQuietly(final Statement statement) {
 
@@ -61,7 +60,7 @@ public class RepositoryUtils {
     /**
      * Closes the given result set quietly - no logging, no exceptions
      *
-     * @param resultSet
+     * @param resultSet to close
      */
     public static void closeQuietly(final ResultSet resultSet) {
         if (null != resultSet) {
@@ -76,7 +75,7 @@ public class RepositoryUtils {
     /**
      * Closes the given connection quietly - no logging, no exceptions
      *
-     * @param conn
+     * @param conn to close
      */
     public static void closeQuietly(final Connection conn) {
         if (null != conn) {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/UserDataSourceFactoryBean.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/UserDataSourceFactoryBean.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/UserDataSourceFactoryBean.java
index 1f64f6e..ebcf574 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/UserDataSourceFactoryBean.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/UserDataSourceFactoryBean.java
@@ -30,9 +30,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.FactoryBean;
 
-/**
- *
- */
 public class UserDataSourceFactoryBean implements FactoryBean {
 
     private static final Logger logger = LoggerFactory.getLogger(UserDataSourceFactoryBean.class);
@@ -196,12 +193,6 @@ public class UserDataSourceFactoryBean implements FactoryBean {
         return connectionPool;
     }
 
-    /**
-     * Get the database url for the specified database file.
-     *
-     * @param databaseFile
-     * @return
-     */
     private String getDatabaseUrl(File databaseFile) {
         String databaseUrl = "jdbc:h2:" + databaseFile + ";AUTOCOMMIT=OFF;DB_CLOSE_ON_EXIT=FALSE;LOCK_MODE=3";
         String databaseUrlAppend = properties.getProperty(NiFiProperties.H2_URL_APPEND);
@@ -225,9 +216,6 @@ public class UserDataSourceFactoryBean implements FactoryBean {
         this.properties = properties;
     }
 
-    /**
-     * Disposes resources.
-     */
     public void shutdown() {
 
         // shutdown the connection pool

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/ActionDAO.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/ActionDAO.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/ActionDAO.java
index 5d5d498..925dc80 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/ActionDAO.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/ActionDAO.java
@@ -32,43 +32,41 @@ public interface ActionDAO {
     /**
      * Persists the specified action.
      *
-     * @param action
-     * @throws DataAccessException
+     * @param action to persist
+     * @throws DataAccessException if unable to persist
      */
     void createAction(Action action) throws DataAccessException;
 
     /**
      * Finds all actions that meet the specified criteria.
      *
-     * @param actionQuery
-     * @return
-     * @throws DataAccessException
+     * @param actionQuery query for actions
+     * @return History of actions
+     * @throws DataAccessException dae
      */
     History findActions(HistoryQuery actionQuery) throws DataAccessException;
 
     /**
-     * Finds the previous values for the specified property in the specified
-     * component. Returns empty list if there are none.
-     *
-     * @param componentId
-     * @return
+     * @param componentId to get previous values of
+     * @return Finds the previous values for the specified property in the
+     * specified component. Returns empty list if there are none
      */
     Map<String, List<PreviousValue>> getPreviousValues(String componentId);
 
     /**
      * Finds the specified action.
      *
-     * @param actionId
-     * @return
-     * @throws DataAccessException
+     * @param actionId action identifier
+     * @return Action specified
+     * @throws DataAccessException dae
      */
     Action getAction(Integer actionId) throws DataAccessException;
 
     /**
      * Deletes all actions up to the specified end date.
      *
-     * @param endDate
-     * @throws DataAccessException
+     * @param endDate date to stop deleting at
+     * @throws DataAccessException dae
      */
     void deleteActions(Date endDate) throws DataAccessException;
 }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/AuthorityDAO.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/AuthorityDAO.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/AuthorityDAO.java
index 2992884..b80b78e 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/AuthorityDAO.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/AuthorityDAO.java
@@ -27,32 +27,33 @@ public interface AuthorityDAO {
     /**
      * Finds all Authority for the specified user.
      *
-     * @param userId
-     * @return
+     * @param userId identifier of user
+     * @return authorities
      */
     Set<Authority> findAuthoritiesByUserId(String userId) throws DataAccessException;
 
     /**
-     * Creates a new Authorities for the specified user.
+     * Creates new Authorities for the specified user in addition to authorities
+     * they already have.
      *
-     * @param authorities
-     * @param userId
+     * @param authorities to add to the given user
+     * @param userId identifier of user
      */
     void createAuthorities(Set<Authority> authorities, String userId) throws DataAccessException;
 
     /**
      * Removes all Authorities for the specified user.
      *
-     * @param userId
-     * @throws DataAccessException
+     * @param userId user identifier
+     * @throws DataAccessException if unable to access authorities
      */
     void deleteAuthorities(String userId) throws DataAccessException;
 
     /**
      * Removes the specified Authority.
      *
-     * @param authorities
-     * @param userId
+     * @param authorities to remove
+     * @param userId user id
      */
     void deleteAuthorities(Set<Authority> authorities, String userId) throws DataAccessException;
 }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/UserDAO.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/UserDAO.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/UserDAO.java
index 9ffab5d..6339e5a 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/UserDAO.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/UserDAO.java
@@ -29,98 +29,98 @@ public interface UserDAO {
     /**
      * Determines whether there are any PENDING user accounts.
      *
-     * @return
-     * @throws DataAccessException
+     * @return true if pending
+     * @throws DataAccessException dae
      */
     Boolean hasPendingUserAccounts() throws DataAccessException;
 
     /**
      * Returns all users.
      *
-     * @return
-     * @throws DataAccessException
+     * @return all users
+     * @throws DataAccessException dae
      */
     Set<NiFiUser> findUsers() throws DataAccessException;
 
     /**
      * Returns all user groups.
      *
-     * @return
-     * @throws DataAccessException
+     * @return all group names
+     * @throws DataAccessException dae
      */
     Set<String> findUserGroups() throws DataAccessException;
 
     /**
      * Returns all users for the specified group.
      *
-     * @param group
-     * @return
-     * @throws DataAccessException
+     * @param group group
+     * @return users in group
+     * @throws DataAccessException dae
      */
     Set<NiFiUser> findUsersForGroup(String group) throws DataAccessException;
 
     /**
      * Returns the user with the specified id.
      *
-     * @param id
-     * @return
-     * @throws DataAccessException
+     * @param id user id
+     * @return user for the given id
+     * @throws DataAccessException dae
      */
     NiFiUser findUserById(String id) throws DataAccessException;
 
     /**
      * Returns the user with the specified DN.
      *
-     * @param dn
-     * @return
+     * @param dn user dn
+     * @return user
      */
     NiFiUser findUserByDn(String dn) throws DataAccessException;
 
     /**
      * Creates a new user based off the specified NiFiUser.
      *
-     * @param user
+     * @param user to create
      */
     void createUser(NiFiUser user) throws DataAccessException;
 
     /**
      * Updates the specified NiFiUser.
      *
-     * @param user
+     * @param user to update
      */
     void updateUser(NiFiUser user) throws DataAccessException;
 
     /**
      * Deletes the specified user.
      *
-     * @param id
-     * @throws DataAccessException
+     * @param id user identifier
+     * @throws DataAccessException dae
      */
     void deleteUser(String id) throws DataAccessException;
 
     /**
      * Sets the status of the specified group.
      *
-     * @param group
-     * @param status
-     * @throws DataAccessException
+     * @param group group
+     * @param status status
+     * @throws DataAccessException dae
      */
     void updateGroupStatus(String group, AccountStatus status) throws DataAccessException;
 
     /**
      * Sets the last verified time for all users in the specified group.
      *
-     * @param group
-     * @param lastVerified
-     * @throws DataAccessException S
+     * @param group group
+     * @param lastVerified date last verified
+     * @throws DataAccessException dae
      */
     void updateGroupVerification(String group, Date lastVerified) throws DataAccessException;
 
     /**
      * Ungroups the specified group.
      *
-     * @param group
-     * @throws DataAccessException
+     * @param group to ungroup
+     * @throws DataAccessException dae
      */
     void ungroup(String group) throws DataAccessException;
 

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/impl/StandardActionDAO.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/impl/StandardActionDAO.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/impl/StandardActionDAO.java
index 34623f4..bb655eb 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/impl/StandardActionDAO.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/dao/impl/StandardActionDAO.java
@@ -259,13 +259,6 @@ public class StandardActionDAO implements ActionDAO {
         }
     }
 
-    /**
-     * Persists the extension details.
-     *
-     * @param actionId
-     * @param extensionDetails
-     * @throws DataAccessException
-     */
     private void createExtensionDetails(int actionId, ExtensionDetails extensionDetails) throws DataAccessException {
         PreparedStatement statement = null;
         try {
@@ -288,13 +281,6 @@ public class StandardActionDAO implements ActionDAO {
         }
     }
 
-    /**
-     * Persists the remote process group details.
-     *
-     * @param actionId
-     * @param remoteProcessGroupDetails
-     * @throws DataAccessException
-     */
     private void createRemoteProcessGroupDetails(int actionId, RemoteProcessGroupDetails remoteProcessGroupDetails) throws DataAccessException {
         PreparedStatement statement = null;
         try {
@@ -317,13 +303,6 @@ public class StandardActionDAO implements ActionDAO {
         }
     }
 
-    /**
-     * Persists the connection details.
-     *
-     * @param actionId
-     * @param connectionDetails
-     * @throws DataAccessException
-     */
     private void createConnectDetails(int actionId, ConnectDetails connectionDetails) throws DataAccessException {
         PreparedStatement statement = null;
         try {
@@ -352,13 +331,6 @@ public class StandardActionDAO implements ActionDAO {
         }
     }
 
-    /**
-     * Persists the move details.
-     *
-     * @param actionId
-     * @param moveDetails
-     * @throws DataAccessException
-     */
     private void createMoveDetails(int actionId, MoveDetails moveDetails) throws DataAccessException {
         PreparedStatement statement = null;
         try {
@@ -384,13 +356,6 @@ public class StandardActionDAO implements ActionDAO {
         }
     }
 
-    /**
-     * Persists the configuration details.
-     *
-     * @param actionId
-     * @param configurationDetails
-     * @throws DataAccessException
-     */
     private void createConfigureDetails(int actionId, ConfigureDetails configurationDetails) throws DataAccessException {
         PreparedStatement statement = null;
         try {
@@ -415,13 +380,6 @@ public class StandardActionDAO implements ActionDAO {
         }
     }
 
-    /**
-     * Persists the purge details.
-     *
-     * @param actionId
-     * @param purgeDetails
-     * @throws DataAccessException
-     */
     private void createPurgeDetails(int actionId, PurgeDetails purgeDetails) throws DataAccessException {
         PreparedStatement statement = null;
         try {
@@ -444,13 +402,6 @@ public class StandardActionDAO implements ActionDAO {
         }
     }
 
-    /**
-     * Finds actions that meet the criteria in the specified query.
-     *
-     * @param historyQuery
-     * @return
-     * @throws DataAccessException
-     */
     @Override
     public History findActions(HistoryQuery historyQuery) throws DataAccessException {
 
@@ -601,7 +552,7 @@ public class StandardActionDAO implements ActionDAO {
 
                 // get the component details if appropriate
                 ComponentDetails componentDetails = null;
-                if (Component.Processor.equals(component) || Component.ControllerService.equals(component)  || Component.ReportingTask.equals(component)) {
+                if (Component.Processor.equals(component) || Component.ControllerService.equals(component) || Component.ReportingTask.equals(component)) {
                     componentDetails = getExtensionDetails(actionId);
                 } else if (Component.RemoteProcessGroup.equals(component)) {
                     componentDetails = getRemoteProcessGroupDetails(actionId);
@@ -712,13 +663,6 @@ public class StandardActionDAO implements ActionDAO {
         return action;
     }
 
-    /**
-     * Loads the specified extension details.
-     *
-     * @param actionId
-     * @return
-     * @throws DataAccessException
-     */
     private ExtensionDetails getExtensionDetails(Integer actionId) throws DataAccessException {
         ExtensionDetails extensionDetails = null;
         PreparedStatement statement = null;
@@ -746,13 +690,6 @@ public class StandardActionDAO implements ActionDAO {
         return extensionDetails;
     }
 
-    /**
-     * Loads the specified remote process group details.
-     *
-     * @param actionId
-     * @return
-     * @throws DataAccessException
-     */
     private RemoteProcessGroupDetails getRemoteProcessGroupDetails(Integer actionId) throws DataAccessException {
         RemoteProcessGroupDetails remoteProcessGroupDetails = null;
         PreparedStatement statement = null;
@@ -780,13 +717,6 @@ public class StandardActionDAO implements ActionDAO {
         return remoteProcessGroupDetails;
     }
 
-    /**
-     * Loads the specified move details.
-     *
-     * @param actionId
-     * @return
-     * @throws DataAccessException
-     */
     private MoveDetails getMoveDetails(Integer actionId) throws DataAccessException {
         MoveDetails moveDetails = null;
         PreparedStatement statement = null;
@@ -817,13 +747,6 @@ public class StandardActionDAO implements ActionDAO {
         return moveDetails;
     }
 
-    /**
-     * Loads the specified relationship details.
-     *
-     * @param actionId
-     * @return
-     * @throws DataAccessException
-     */
     private ConnectDetails getConnectDetails(Integer actionId) throws DataAccessException {
         ConnectDetails connectionDetails = null;
         PreparedStatement statement = null;
@@ -860,13 +783,6 @@ public class StandardActionDAO implements ActionDAO {
         return connectionDetails;
     }
 
-    /**
-     * Loads the specified configuration details.
-     *
-     * @param actionId
-     * @return
-     * @throws DataAccessException
-     */
     private ConfigureDetails getConfigureDetails(Integer actionId) throws DataAccessException {
         ConfigureDetails configurationDetails = null;
         PreparedStatement statement = null;
@@ -896,13 +812,6 @@ public class StandardActionDAO implements ActionDAO {
         return configurationDetails;
     }
 
-    /**
-     * Loads the specified purge details.
-     *
-     * @param actionId
-     * @return
-     * @throws DataAccessException
-     */
     private PurgeDetails getPurgeDetails(Integer actionId) throws DataAccessException {
         PurgeDetails purgeDetails = null;
         PreparedStatement statement = null;

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/AuditService.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/AuditService.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/AuditService.java
index 7ca4e06..680173f 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/AuditService.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/AuditService.java
@@ -33,26 +33,24 @@ public interface AuditService {
     /**
      * Adds the specified actions.
      *
-     * @param actions
-     * @throws AdministrationException
+     * @param actions to add
+     * @throws AdministrationException if failed to add
      */
     void addActions(Collection<Action> actions);
 
     /**
-     * Finds the previous values for the specified property in the specified
-     * component. Returns null if there are none.
-     *
-     * @param componentId
-     * @return
+     * @param componentId identifier of the component
+     * @return Finds the previous values for the specified property in the
+     * specified component. Returns null if there are none
      */
     Map<String, List<PreviousValue>> getPreviousValues(String componentId);
 
     /**
      * Get the actions within the given date range.
      *
-     * @param actionQuery
-     * @return
-     * @throws AdministrationException
+     * @param actionQuery query
+     * @return history of actions
+     * @throws AdministrationException ae
      */
     History getActions(HistoryQuery actionQuery);
 
@@ -60,17 +58,17 @@ public interface AuditService {
      * Get the details for the specified action id. If the action cannot be
      * found, null is returned.
      *
-     * @param actionId
-     * @return
+     * @param actionId identifier of action
+     * @return the action
      */
     Action getAction(Integer actionId);
 
     /**
      * Purges all action's that occurred before the specified end date.
      *
-     * @param end
-     * @param purgeAction
-     * @throws AdministrationException
+     * @param end the stopper for event purging
+     * @param purgeAction the action
+     * @throws AdministrationException ae
      */
     void purgeActions(Date end, Action purgeAction);
 }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/UserService.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/UserService.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/UserService.java
index 86256fd..b02f192 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/UserService.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/UserService.java
@@ -33,129 +33,125 @@ public interface UserService {
     /**
      * Creates a new user account using the specified dn and justification.
      *
-     * @param dn
-     * @param justification
-     * @return
+     * @param dn user dn
+     * @param justification why the account is necessary
+     * @return the created NiFiUser
      */
     NiFiUser createPendingUserAccount(String dn, String justification);
 
     /**
-     * Determines if there are any PENDING user accounts present.
-     *
-     * @return
+     * @return Determines if there are any PENDING user accounts present
      */
     Boolean hasPendingUserAccount();
 
     /**
-     * Determines if the users in the dnChain are authorized to download content 
-     * with the specified attributes.
-     * 
-     * @param dnChain
-     * @param attributes
-     * @return 
+     * @param dnChain user dn chain
+     * @param attributes attributes for authorization request
+     * @return Determines if the users in the dnChain are authorized to download
+     * content with the specified attributes
      */
     DownloadAuthorization authorizeDownload(List<String> dnChain, Map<String, String> attributes);
-    
+
     /**
      * Updates a user group using the specified group comprised of the specified
      * users. Returns all the users that are currently in the specified group.
      *
-     * @param group
-     * @param userIds
-     * @param authorities
-     * @return
+     * @param group group
+     * @param userIds users
+     * @param authorities auths
+     * @return a user group
      */
     NiFiUserGroup updateGroup(String group, Set<String> userIds, Set<Authority> authorities);
 
     /**
      * Authorizes the user specified.
      *
-     * @param dn
-     * @return
+     * @param dn user dn
+     * @return the user for the given dn if found
      */
     NiFiUser checkAuthorization(String dn);
 
     /**
      * Deletes the user with the specified id.
      *
-     * @param id
+     * @param id user identifier
      */
     void deleteUser(String id);
 
     /**
      * Disables the specified users account.
      *
-     * @param id
-     * @return
+     * @param id user identifier
+     * @return user for the given identifier
      */
     NiFiUser disable(String id);
 
     /**
      * Disables the specified user group.
      *
-     * @param group
-     * @return
+     * @param group to disable
+     * @return user group
      */
     NiFiUserGroup disableGroup(String group);
 
     /**
      * Updates the specified user with the specified authorities.
      *
-     * @param id
-     * @param authorities
-     * @return
+     * @param id identifier of user
+     * @param authorities auths to set
+     * @return the updated user
      */
     NiFiUser update(String id, Set<Authority> authorities);
 
     /**
      * Invalidates the specified user account.
      *
-     * @param id
+     * @param id identifier of user account to invalidate
      */
     void invalidateUserAccount(String id);
 
     /**
      * Invalidates the user accounts associated with the specified user group.
      *
-     * @param group
+     * @param group to invalidate user accounts on
      */
     void invalidateUserGroupAccount(String group);
 
     /**
      * Ungroups the specified group.
      *
-     * @param group
+     * @param group to split up
      */
     void ungroup(String group);
 
     /**
      * Ungroups the specified user.
      *
-     * @param id
+     * @param id user to ungroup
      */
     void ungroupUser(String id);
 
     /**
      * Returns a collection of all NiFiUsers.
      *
-     * @return
+     * @return Collection of users
      */
     Collection<NiFiUser> getUsers();
 
     /**
      * Finds the specified user by id.
      *
-     * @param id
-     * @return
+     * @param id of the user
+     * @return the user object
      */
     NiFiUser getUserById(String id);
 
     /**
      * Finds the specified user by dn.
      *
-     * @param dn
-     * @return
-     * @throws AdministrationException
+     * @param dn the user dn
+     * @return the newly created user
+     * @throws AdministrationException ae
      */
     NiFiUser getUserByDn(String dn);
 }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AbstractUserAction.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AbstractUserAction.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AbstractUserAction.java
index 41c97fe..b970dc1 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AbstractUserAction.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AbstractUserAction.java
@@ -26,16 +26,16 @@ import org.apache.nifi.user.NiFiUser;
 
 /**
  *
- * @param <T>
+ * @param <T> type of user action
  */
 public abstract class AbstractUserAction<T> implements AdministrationAction<T> {
 
     /**
      * Determines the authorities that need to be added to the specified user.
      *
-     * @param user
-     * @param authorities
-     * @return
+     * @param user user
+     * @param authorities auths
+     * @return authorities to add
      */
     protected Set<Authority> determineAuthoritiesToAdd(NiFiUser user, Set<Authority> authorities) {
         // not using copyOf since authorities may be empty and copyOf can throw an IllegalArgumentException when empty
@@ -53,9 +53,9 @@ public abstract class AbstractUserAction<T> implements AdministrationAction<T> {
      * Determines the authorities that need to be removed from the specified
      * user.
      *
-     * @param user
-     * @param authorities
-     * @return
+     * @param user user
+     * @param authorities auths
+     * @return auths to remove
      */
     protected Set<Authority> determineAuthoritiesToRemove(NiFiUser user, Set<Authority> authorities) {
         Set<Authority> authoritiesToRemove = EnumSet.copyOf(user.getAuthorities());
@@ -71,8 +71,8 @@ public abstract class AbstractUserAction<T> implements AdministrationAction<T> {
      * Verifies the specified users account. Includes obtaining the authorities
      * and group according to the specified authority provider.
      *
-     * @param authorityProvider
-     * @param user
+     * @param authorityProvider provider
+     * @param user user to verify
      */
     protected void verifyAccount(AuthorityProvider authorityProvider, NiFiUser user) {
         // load the roles for the user

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AdministrationAction.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AdministrationAction.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AdministrationAction.java
index 5818ebe..f1795a9 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AdministrationAction.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AdministrationAction.java
@@ -23,16 +23,16 @@ import org.apache.nifi.authorization.AuthorityProvider;
  * Defines the administration action. Actions are provided a DAO factory and
  * authority provider to perform a require action.
  *
- * @param <T>
+ * @param <T> type
  */
 public interface AdministrationAction<T> {
 
     /**
      * Performs an action using the specified DAOFactory and AuthorityProvider.
      *
-     * @param daoFactory
-     * @param authorityProvider
-     * @return
+     * @param daoFactory factory
+     * @param authorityProvider provider
+     * @return action result
      */
     T execute(DAOFactory daoFactory, AuthorityProvider authorityProvider);
 }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AuthorizeUserAction.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AuthorizeUserAction.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AuthorizeUserAction.java
index ea6973d..fe32772 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AuthorizeUserAction.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/AuthorizeUserAction.java
@@ -142,9 +142,7 @@ public class AuthorizeUserAction extends AbstractUserAction<NiFiUser> {
     }
 
     /**
-     * Determines if account verification is required.
-     *
-     * @return
+     * @return Determines if account verification is required
      */
     private boolean isAccountVerificationRequired(NiFiUser user) {
         // accounts that have never been verified obviously needs to be re-verified
@@ -163,7 +161,7 @@ public class AuthorizeUserAction extends AbstractUserAction<NiFiUser> {
     /**
      * Checks the account status of the specified user.
      *
-     * @param user
+     * @param user to check
      */
     private void checkAccountStatus(NiFiUser user) {
         if (AccountStatus.DISABLED.equals(user.getStatus())) {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/DeleteUserAction.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/DeleteUserAction.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/DeleteUserAction.java
index f93e97e..0d59b43 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/DeleteUserAction.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/DeleteUserAction.java
@@ -35,7 +35,7 @@ public class DeleteUserAction implements AdministrationAction<Void> {
     /**
      * Creates a new transactions for deleting the specified user.
      *
-     * @param userId
+     * @param userId user identifier
      */
     public DeleteUserAction(String userId) {
         this.userId = userId;

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/FindUserByIdAction.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/FindUserByIdAction.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/FindUserByIdAction.java
index 3062a2e..0a10841 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/FindUserByIdAction.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/FindUserByIdAction.java
@@ -22,9 +22,6 @@ import org.apache.nifi.admin.dao.UserDAO;
 import org.apache.nifi.authorization.AuthorityProvider;
 import org.apache.nifi.user.NiFiUser;
 
-/**
- *
- */
 public class FindUserByIdAction implements AdministrationAction<NiFiUser> {
 
     private final String id;
@@ -32,7 +29,7 @@ public class FindUserByIdAction implements AdministrationAction<NiFiUser> {
     /**
      * Creates a new transactions for getting a user with the specified id.
      *
-     * @param id
+     * @param id of user
      */
     public FindUserByIdAction(String id) {
         this.id = id;

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/SeedUserAccountsAction.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/SeedUserAccountsAction.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/SeedUserAccountsAction.java
index 72d68db..6665ac0 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/SeedUserAccountsAction.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/action/SeedUserAccountsAction.java
@@ -102,7 +102,7 @@ public class SeedUserAccountsAction extends AbstractUserAction<Void> {
                     CreateUserAction createUser = new CreateUserAction(user);
                     createUser.execute(daoFactory, authorityProvider);
                 } else {
-                    // this is not a new user and we have just verified their 
+                    // this is not a new user and we have just verified their
                     // account, do not revoke...
                     accountsToRevoke.remove(user);
 
@@ -144,7 +144,7 @@ public class SeedUserAccountsAction extends AbstractUserAction<Void> {
             try {
                 logger.info(String.format("User not authorized with configured provider: %s. Disabling account...", user.getDn()));
 
-                // disable the account and reset its last verified timestamp since it was not found 
+                // disable the account and reset its last verified timestamp since it was not found
                 // in the current configured authority provider
                 user.setStatus(AccountStatus.DISABLED);
                 user.setLastVerified(null);

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardAuditService.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardAuditService.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardAuditService.java
index 721e6b2..e588841 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardAuditService.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardAuditService.java
@@ -197,22 +197,12 @@ public class StandardAuditService implements AuditService {
         }
     }
 
-    /**
-     * Rolls back the specified transaction.
-     *
-     * @param transaction
-     */
     private void rollback(Transaction transaction) {
         if (transaction != null) {
             transaction.rollback();
         }
     }
 
-    /**
-     * Closes the specified transaction.
-     *
-     * @param transaction
-     */
     private void closeQuietly(final Transaction transaction) {
         if (transaction != null) {
             try {
@@ -222,7 +212,6 @@ public class StandardAuditService implements AuditService {
         }
     }
 
-    /* setters */
     public void setTransactionBuilder(TransactionBuilder transactionBuilder) {
         this.transactionBuilder = transactionBuilder;
     }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardUserService.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardUserService.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardUserService.java
index 5c9af4b..424816f 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardUserService.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/impl/StandardUserService.java
@@ -77,7 +77,7 @@ public class StandardUserService implements UserService {
      * Seed any users from the authority provider that are not already present.
      */
     public void seedUserAccounts() {
-        // do not seed node's user cache. when/if the node disconnects its 
+        // do not seed node's user cache. when/if the node disconnects its
         // cache will be populated lazily (as needed)
         if (properties.isNode()) {
             return;
@@ -143,7 +143,7 @@ public class StandardUserService implements UserService {
 
         writeLock.lock();
         try {
-            // if user ids have been specified, invalidate the user accounts before performing 
+            // if user ids have been specified, invalidate the user accounts before performing
             // the desired updates. if case of an error, this will ensure that these users are
             // authorized the next time the access the application
             if (userIds != null) {
@@ -409,7 +409,7 @@ public class StandardUserService implements UserService {
      * modifying a user account. This method should only be invoked from within
      * a write lock.
      *
-     * @param id
+     * @param id user account identifier
      */
     @Override
     public void invalidateUserAccount(String id) {
@@ -438,14 +438,6 @@ public class StandardUserService implements UserService {
         }
     }
 
-    /**
-     * Invalidates the user with the specified id. This is done to ensure a user
-     * account will need to be re-validated in case an error occurs while
-     * modifying a user account. This method should only be invoked from within
-     * a write lock.
-     *
-     * @param group
-     */
     @Override
     public void invalidateUserGroupAccount(String group) {
         Transaction transaction = null;
@@ -533,7 +525,7 @@ public class StandardUserService implements UserService {
             readLock.unlock();
         }
     }
-    
+
     @Override
     public Collection<NiFiUser> getUsers() {
         Transaction transaction = null;
@@ -624,22 +616,12 @@ public class StandardUserService implements UserService {
         }
     }
 
-    /**
-     * Rolls back the specified transaction.
-     *
-     * @param transaction
-     */
     private void rollback(final Transaction transaction) {
         if (transaction != null) {
             transaction.rollback();
         }
     }
 
-    /**
-     * Closes the specified transaction.
-     *
-     * @param transaction
-     */
     private void closeQuietly(final Transaction transaction) {
         if (transaction != null) {
             try {
@@ -649,9 +631,6 @@ public class StandardUserService implements UserService {
         }
     }
 
-    /*
-     * setters
-     */
     public void setTransactionBuilder(TransactionBuilder transactionBuilder) {
         this.transactionBuilder = transactionBuilder;
     }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/transaction/Transaction.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/transaction/Transaction.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/transaction/Transaction.java
index edd214b..4792581 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/transaction/Transaction.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/admin/service/transaction/Transaction.java
@@ -27,9 +27,9 @@ public interface Transaction extends Closeable {
     /**
      * Executes the specified action within the current transaction.
      *
-     * @param <T>
-     * @param action
-     * @return
+     * @param <T> type of action to execute
+     * @param action action to execute
+     * @return executed action
      * @throws IllegalStateException - if there is no current transaction
      */
     <T> T execute(AdministrationAction<T> action);

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/authorization/AuthorityProviderFactoryBean.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/authorization/AuthorityProviderFactoryBean.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/authorization/AuthorityProviderFactoryBean.java
index 31a01be..b3e9547 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/authorization/AuthorityProviderFactoryBean.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/authorization/AuthorityProviderFactoryBean.java
@@ -130,12 +130,6 @@ public class AuthorityProviderFactoryBean implements FactoryBean, ApplicationCon
         return authorityProvider;
     }
 
-    /**
-     * Loads the authority providers configuration.
-     *
-     * @return
-     * @throws Exception
-     */
     private AuthorityProviders loadAuthorityProvidersConfiguration() throws Exception {
         final File authorityProvidersConfigurationFile = properties.getAuthorityProviderConfiguraitonFile();
 
@@ -159,14 +153,6 @@ public class AuthorityProviderFactoryBean implements FactoryBean, ApplicationCon
         }
     }
 
-    /**
-     * Creates the AuthorityProvider instance for the identifier specified.
-     *
-     * @param identifier
-     * @param authorityProviderClassName
-     * @return
-     * @throws Exception
-     */
     private AuthorityProvider createAuthorityProvider(final String identifier, final String authorityProviderClassName) throws Exception {
         // get the classloader for the specified authority provider
         final ClassLoader authorityProviderClassLoader = ExtensionManager.getClassLoader(authorityProviderClassName);
@@ -207,12 +193,6 @@ public class AuthorityProviderFactoryBean implements FactoryBean, ApplicationCon
         return withNarLoader(instance);
     }
 
-    /**
-     * Loads the AuthorityProvider configuration.
-     *
-     * @param provider
-     * @return
-     */
     private AuthorityProviderConfigurationContext loadAuthorityProviderConfiguration(final Provider provider) {
         final Map<String, String> providerProperties = new HashMap<>();
 
@@ -223,15 +203,6 @@ public class AuthorityProviderFactoryBean implements FactoryBean, ApplicationCon
         return new StandardAuthorityProviderConfigurationContext(provider.getIdentifier(), providerProperties);
     }
 
-    /**
-     * Performs method injection.
-     *
-     * @param instance
-     * @param authorityProviderClass
-     * @throws IllegalAccessException
-     * @throws IllegalArgumentException
-     * @throws InvocationTargetException
-     */
     private void performMethodInjection(final AuthorityProvider instance, final Class authorityProviderClass) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
         for (final Method method : authorityProviderClass.getMethods()) {
             if (method.isAnnotationPresent(AuthorityProviderContext.class)) {
@@ -267,14 +238,6 @@ public class AuthorityProviderFactoryBean implements FactoryBean, ApplicationCon
         }
     }
 
-    /**
-     * Performs field injection.
-     *
-     * @param instance
-     * @param authorityProviderClass
-     * @throws IllegalArgumentException
-     * @throws IllegalAccessException
-     */
     private void performFieldInjection(final AuthorityProvider instance, final Class authorityProviderClass) throws IllegalArgumentException, IllegalAccessException {
         for (final Field field : authorityProviderClass.getDeclaredFields()) {
             if (field.isAnnotationPresent(AuthorityProviderContext.class)) {
@@ -311,10 +274,8 @@ public class AuthorityProviderFactoryBean implements FactoryBean, ApplicationCon
     }
 
     /**
-     * Creates a default provider to use when running unsecurely with no
-     * provider configured.
-     *
-     * @return
+     * @return a default provider to use when running unsecurely with no
+     * provider configured
      */
     private AuthorityProvider createDefaultProvider() {
         return new AuthorityProvider() {
@@ -389,8 +350,8 @@ public class AuthorityProviderFactoryBean implements FactoryBean, ApplicationCon
      * Decorates the base provider to ensure the nar context classloader is used
      * when invoking the underlying methods.
      *
-     * @param baseProvider
-     * @return
+     * @param baseProvider base provider
+     * @return provider
      */
     public AuthorityProvider withNarLoader(final AuthorityProvider baseProvider) {
         return new AuthorityProvider() {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/AccountStatus.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/AccountStatus.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/AccountStatus.java
index 195f6bf..d7becf1 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/AccountStatus.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/AccountStatus.java
@@ -29,8 +29,8 @@ public enum AccountStatus {
      * Returns the matching status or null if the specified status does not
      * match any statuses.
      *
-     * @param rawStatus
-     * @return
+     * @param rawStatus string form of status
+     * @return account status object
      */
     public static AccountStatus valueOfStatus(String rawStatus) {
         AccountStatus desiredStatus = null;

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/NiFiUser.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/NiFiUser.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/NiFiUser.java
index 415160a..a47bde9 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/NiFiUser.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/main/java/org/apache/nifi/user/NiFiUser.java
@@ -43,7 +43,7 @@ public class NiFiUser implements Serializable {
 
     private AccountStatus status;
     private EnumSet<Authority> authorities;
-    
+
     private NiFiUser chain;
 
     /* getters / setters */

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/AuthorizeUserActionTest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/AuthorizeUserActionTest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/AuthorizeUserActionTest.java
index 5797705..28ea4a9 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/AuthorizeUserActionTest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/AuthorizeUserActionTest.java
@@ -268,7 +268,7 @@ public class AuthorizeUserActionTest {
     /**
      * Tests AuthorityAccessException in doesDnExist.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AdministrationException.class)
     public void testAuthorityAccessExceptionInDoesDnExist() throws Exception {
@@ -279,7 +279,7 @@ public class AuthorizeUserActionTest {
     /**
      * Test unknown user in the authority provider.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AccountNotFoundException.class)
     public void testUnknownUser() throws Exception {
@@ -290,7 +290,7 @@ public class AuthorizeUserActionTest {
     /**
      * Test a user thats been removed after checking their existence.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AccountNotFoundException.class)
     public void testUserRemovedAfterCheckingExistence() throws Exception {
@@ -301,7 +301,7 @@ public class AuthorizeUserActionTest {
     /**
      * Testing AuthorityAccessException when getting authorities.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AdministrationException.class)
     public void testAuthorityAccessException() throws Exception {
@@ -312,7 +312,7 @@ public class AuthorizeUserActionTest {
     /**
      * Testing DataAccessException while creating user accounts.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = DataAccessException.class)
     public void testErrorCreatingUserAccount() throws Exception {
@@ -323,7 +323,7 @@ public class AuthorizeUserActionTest {
     /**
      * Tests the general case when a user account is created.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testAccountCreation() throws Exception {
@@ -343,7 +343,7 @@ public class AuthorizeUserActionTest {
      * Tests the general case when there is an existing user account that
      * requires verification.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testExistingUserRequiresVerification() throws Exception {
@@ -364,7 +364,7 @@ public class AuthorizeUserActionTest {
      * Tests the general case when there is an existing user account that does
      * not require verification.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testExistingUserNoVerification() throws Exception {
@@ -386,7 +386,7 @@ public class AuthorizeUserActionTest {
     /**
      * Tests existing users whose accounts are in a pending status.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AccountPendingException.class)
     public void testExistingPendingUser() throws Exception {
@@ -398,7 +398,7 @@ public class AuthorizeUserActionTest {
     /**
      * Tests existing users whose accounts are in a disabled status.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AccountDisabledException.class)
     public void testExistingDisabledUser() throws Exception {
@@ -411,7 +411,7 @@ public class AuthorizeUserActionTest {
      * Tests the general case where there is an active user that has been
      * removed from the authority provider.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testExistingActiveUserNotFoundInProvider() throws Exception {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/CreateUserActionTest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/CreateUserActionTest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/CreateUserActionTest.java
index 3d2081b..6486d32 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/CreateUserActionTest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/CreateUserActionTest.java
@@ -37,11 +37,11 @@ import org.mockito.stubbing.Answer;
  */
 public class CreateUserActionTest {
 
-    private String USER_ID_2 = "2";
-    private String USER_ID_3 = "3";
+    private final String USER_ID_2 = "2";
+    private final String USER_ID_3 = "3";
 
-    private String USER_DN_1 = "data access exception when creating user";
-    private String USER_DN_3 = "general create user case";
+    private final String USER_DN_1 = "data access exception when creating user";
+    private final String USER_DN_3 = "general create user case";
 
     private DAOFactory daoFactory;
     private UserDAO userDao;
@@ -95,7 +95,7 @@ public class CreateUserActionTest {
     /**
      * Tests DataAccessExceptions that occur while creating user accounts.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = DataAccessException.class)
     public void testExceptionCreatingUser() throws Exception {
@@ -109,7 +109,7 @@ public class CreateUserActionTest {
     /**
      * Tests DataAccessExceptions that occur while create user authorities.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = DataAccessException.class)
     public void testExceptionCreatingAuthoroties() throws Exception {
@@ -123,7 +123,7 @@ public class CreateUserActionTest {
     /**
      * General case for creating a user.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testCreateUserAccount() throws Exception {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/DisableUserActionTest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/DisableUserActionTest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/DisableUserActionTest.java
index de85298..b0e1ac1 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/DisableUserActionTest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/DisableUserActionTest.java
@@ -33,9 +33,6 @@ import org.mockito.Mockito;
 import org.mockito.invocation.InvocationOnMock;
 import org.mockito.stubbing.Answer;
 
-/**
- *
- */
 public class DisableUserActionTest {
 
     private static final String USER_ID_1 = "1";
@@ -119,7 +116,7 @@ public class DisableUserActionTest {
     /**
      * Tests the case when the user account is unknown.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AccountNotFoundException.class)
     public void testUnknownUserAccount() throws Exception {
@@ -130,7 +127,7 @@ public class DisableUserActionTest {
     /**
      * Tests the case when a DataAccessException is thrown by the userDao.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = DataAccessException.class)
     public void testDataAccessExceptionInUserDao() throws Exception {
@@ -141,7 +138,7 @@ public class DisableUserActionTest {
     /**
      * Tests the case when a AuthorityAccessException is thrown by the provider.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AdministrationException.class)
     public void testAuthorityAccessExceptionInProvider() throws Exception {
@@ -152,7 +149,7 @@ public class DisableUserActionTest {
     /**
      * Tests the general case when the user is disabled.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testDisableUser() throws Exception {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/InvalidateUserAccountActionTest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/InvalidateUserAccountActionTest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/InvalidateUserAccountActionTest.java
index 93dbe61..cffd280 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/InvalidateUserAccountActionTest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/InvalidateUserAccountActionTest.java
@@ -87,11 +87,6 @@ public class InvalidateUserAccountActionTest {
         Mockito.when(daoFactory.getUserDAO()).thenReturn(userDao);
     }
 
-    /**
-     * Tests when the user account cannot be found.
-     *
-     * @throws Exception
-     */
     @Test(expected = AccountNotFoundException.class)
     public void testAccountNotFoundException() throws Exception {
         InvalidateUserAccountAction invalidateUserAccount = new InvalidateUserAccountAction(USER_ID_1);
@@ -101,7 +96,7 @@ public class InvalidateUserAccountActionTest {
     /**
      * Tests when a data access exception occurs when updating the user record.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = DataAccessException.class)
     public void testDataAccessException() throws Exception {
@@ -112,7 +107,7 @@ public class InvalidateUserAccountActionTest {
     /**
      * Tests the general case of invalidating a user.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testInvalidateUser() throws Exception {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/RequestUserAccountActionTest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/RequestUserAccountActionTest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/RequestUserAccountActionTest.java
index 6e77d46..7707b2c 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/RequestUserAccountActionTest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/RequestUserAccountActionTest.java
@@ -86,7 +86,7 @@ public class RequestUserAccountActionTest {
     /**
      * Tests when a user account already exists.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = IllegalArgumentException.class)
     public void testExistingAccount() throws Exception {
@@ -98,7 +98,7 @@ public class RequestUserAccountActionTest {
      * Tests when a DataAccessException occurs while saving the new account
      * request.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = DataAccessException.class)
     public void testDataAccessException() throws Exception {
@@ -109,7 +109,7 @@ public class RequestUserAccountActionTest {
     /**
      * Tests the general case for requesting a new user account.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testRequestUserAccountAction() throws Exception {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SeedUserAccountsActionTest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SeedUserAccountsActionTest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SeedUserAccountsActionTest.java
index f37fc84..652d992 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SeedUserAccountsActionTest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SeedUserAccountsActionTest.java
@@ -16,7 +16,6 @@
  */
 package org.apache.nifi.admin.service.action;
 
-import org.apache.nifi.admin.service.action.SeedUserAccountsAction;
 import java.util.EnumSet;
 import java.util.HashSet;
 import java.util.Set;
@@ -187,7 +186,7 @@ public class SeedUserAccountsActionTest {
     /**
      * Tests seeding the user accounts.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testSeedUsers() throws Exception {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SetUserAuthoritiesActionTest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SetUserAuthoritiesActionTest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SetUserAuthoritiesActionTest.java
index dd3695c..22504f7 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SetUserAuthoritiesActionTest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-administration/src/test/java/org/apache/nifi/admin/service/action/SetUserAuthoritiesActionTest.java
@@ -176,7 +176,7 @@ public class SetUserAuthoritiesActionTest {
      * Test activating an unknown user account. User accounts are unknown then
      * there is no pending account for the user.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AccountNotFoundException.class)
     public void testUnknownUser() throws Exception {
@@ -188,7 +188,7 @@ public class SetUserAuthoritiesActionTest {
      * Testing case then an AuthorityAccessException occurs while setting a
      * users authorities.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test(expected = AdministrationException.class)
     public void testAuthorityAccessException() throws Exception {
@@ -199,7 +199,7 @@ public class SetUserAuthoritiesActionTest {
     /**
      * Tests general case of setting user authorities.
      *
-     * @throws Exception
+     * @throws Exception ex
      */
     @Test
     public void testSetAuthorities() throws Exception {

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ClusterManagerProtocolSender.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ClusterManagerProtocolSender.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ClusterManagerProtocolSender.java
index fa1547f..10653ff 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ClusterManagerProtocolSender.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ClusterManagerProtocolSender.java
@@ -26,44 +26,48 @@ import org.apache.nifi.reporting.BulletinRepository;
 
 /**
  * An interface for sending protocol messages from the cluster manager to nodes.
- * 
- * @author unattributed
+ *
  */
 public interface ClusterManagerProtocolSender {
-    
+
     /**
      * Sends a "flow request" message to a node.
+     *
      * @param msg a message
      * @return the response
-     * @throws ProtocolException if communication failed 
+     * @throws ProtocolException if communication failed
      */
     FlowResponseMessage requestFlow(FlowRequestMessage msg) throws ProtocolException;
 
     /**
      * Sends a "reconnection request" message to a node.
+     *
      * @param msg a message
-     * @return 
+     * @return the response
      * @throws ProtocolException if communication failed
      */
     ReconnectionResponseMessage requestReconnection(ReconnectionRequestMessage msg) throws ProtocolException;
-    
+
     /**
      * Sends a "disconnection request" message to a node.
+     *
      * @param msg a message
      * @throws ProtocolException if communication failed
      */
     void disconnect(DisconnectMessage msg) throws ProtocolException;
-    
+
     /**
      * Sends an "assign primary role" message to a node.
+     *
      * @param msg a message
-     * @throws ProtocolException if communication failed 
+     * @throws ProtocolException if communication failed
      */
     void assignPrimaryRole(PrimaryRoleAssignmentMessage msg) throws ProtocolException;
 
     /**
      * Sets the {@link BulletinRepository} that can be used to report bulletins
-     * @param bulletinRepository
+     *
+     * @param bulletinRepository repo
      */
     void setBulletinRepository(final BulletinRepository bulletinRepository);
 }

http://git-wip-us.apache.org/repos/asf/incubator-nifi/blob/888254b2/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ConnectionRequest.java
----------------------------------------------------------------------
diff --git a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ConnectionRequest.java b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ConnectionRequest.java
index 1b5d007..63d1aa7 100644
--- a/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ConnectionRequest.java
+++ b/nifi/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-cluster-protocol/src/main/java/org/apache/nifi/cluster/protocol/ConnectionRequest.java
@@ -20,9 +20,9 @@ import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
 import org.apache.nifi.cluster.protocol.jaxb.message.ConnectionRequestAdapter;
 
 /**
- * A node's request to connect to the cluster.  The request contains a proposed
+ * A node's request to connect to the cluster. The request contains a proposed
  * identifier.
- * 
+ *
  * @author unattributed
  */
 @XmlJavaTypeAdapter(ConnectionRequestAdapter.class)
@@ -31,7 +31,7 @@ public class ConnectionRequest {
     private final NodeIdentifier proposedNodeIdentifier;
 
     public ConnectionRequest(final NodeIdentifier proposedNodeIdentifier) {
-        if(proposedNodeIdentifier == null) {
+        if (proposedNodeIdentifier == null) {
             throw new IllegalArgumentException("Proposed node identifier may not be null.");
         }
         this.proposedNodeIdentifier = proposedNodeIdentifier;