APEXCORE-715 Remove unnecessary @Evolving annotation in engine
diff --git a/engine/src/main/java/org/apache/apex/engine/api/plugin/DAGExecutionPlugin.java b/engine/src/main/java/org/apache/apex/engine/api/plugin/DAGExecutionPlugin.java
index a9722ac..7cfb1fa 100644
--- a/engine/src/main/java/org/apache/apex/engine/api/plugin/DAGExecutionPlugin.java
+++ b/engine/src/main/java/org/apache/apex/engine/api/plugin/DAGExecutionPlugin.java
@@ -23,7 +23,6 @@
import java.util.Queue;
import org.apache.apex.api.plugin.Plugin;
-import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import com.datatorrent.api.DAG;
@@ -45,7 +44,6 @@
* </ul>
*
*/
-@InterfaceStability.Evolving
public interface DAGExecutionPlugin<T extends DAGExecutionPlugin.Context> extends Plugin<T>
{
@@ -60,7 +58,6 @@
* </ul>
*
*/
- @InterfaceStability.Evolving
interface Context<E extends DAGExecutionEvent> extends PluginContext<DAGExecutionEvent.Type, E>
{
VersionInfo getEngineVersion();
diff --git a/engine/src/main/java/org/apache/apex/engine/api/plugin/PluginLocator.java b/engine/src/main/java/org/apache/apex/engine/api/plugin/PluginLocator.java
index b93d64c..cd9a208 100644
--- a/engine/src/main/java/org/apache/apex/engine/api/plugin/PluginLocator.java
+++ b/engine/src/main/java/org/apache/apex/engine/api/plugin/PluginLocator.java
@@ -20,14 +20,12 @@
import java.util.Collection;
-import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
/**
* Interface to discover plugins during Apex Master initialization. This should return collection of
* objects implementing an interface of type T.
*/
-@InterfaceStability.Evolving
public interface PluginLocator<T>
{
/**
diff --git a/engine/src/main/java/org/apache/apex/engine/util/CascadeStorageAgent.java b/engine/src/main/java/org/apache/apex/engine/util/CascadeStorageAgent.java
index 9903010..bc3df77 100644
--- a/engine/src/main/java/org/apache/apex/engine/util/CascadeStorageAgent.java
+++ b/engine/src/main/java/org/apache/apex/engine/util/CascadeStorageAgent.java
@@ -28,7 +28,6 @@
import org.slf4j.LoggerFactory;
import org.apache.apex.common.util.AsyncStorageAgent;
-import org.apache.hadoop.classification.InterfaceStability;
import com.google.common.collect.Maps;
@@ -42,7 +41,6 @@
* restart to avoiding copying checkpoints from old application directory to improve application
* restart time.
*/
-@InterfaceStability.Evolving
public class CascadeStorageAgent implements StorageAgent, AsyncStorageAgent, Serializable
{
private static final long serialVersionUID = 985557590735264920L;