diff --git a/server/src/main/java/org/opensearch/extensions/DiscoveryExtension.java b/server/src/main/java/org/opensearch/extensions/DiscoveryExtension.java
index 72c3537cba11e..e0e5fe360ef46 100644
--- a/server/src/main/java/org/opensearch/extensions/DiscoveryExtension.java
+++ b/server/src/main/java/org/opensearch/extensions/DiscoveryExtension.java
@@ -48,7 +48,7 @@ public DiscoveryExtension(
     ) {
         super(name, id, ephemeralId, hostName, hostAddress, address, attributes, DiscoveryNodeRole.BUILT_IN_ROLES, version);
         this.pluginInfo = pluginInfo;
-        this.dependencies = dependencies;   
+        this.dependencies = dependencies;
     }
 
     @Override
@@ -56,7 +56,7 @@ public void writeTo(StreamOutput out) throws IOException {
         super.writeTo(out);
         pluginInfo.writeTo(out);
         out.writeVInt(dependencies.size());
-        for(ExtensionDependency result : dependencies){
+        for (ExtensionDependency result : dependencies) {
             result.writeTo(out);
         }
     }
@@ -72,7 +72,7 @@ public DiscoveryExtension(final StreamInput in) throws IOException {
         this.pluginInfo = new PluginInfo(in);
         int size = in.readVInt();
         dependencies = new ArrayList<>(size);
-        for(int i = 0; i < size; i++){
+        for (int i = 0; i < size; i++) {
             dependencies.add(new ExtensionDependency(in));
         }
     }
diff --git a/server/src/main/java/org/opensearch/extensions/ExtensionDependency.java b/server/src/main/java/org/opensearch/extensions/ExtensionDependency.java
index 24a849a742a08..cd39fe261082f 100644
--- a/server/src/main/java/org/opensearch/extensions/ExtensionDependency.java
+++ b/server/src/main/java/org/opensearch/extensions/ExtensionDependency.java
@@ -17,7 +17,7 @@
 import org.opensearch.common.io.stream.Writeable;
 
 /**
- * The extension dependency information 
+ * The extension dependency information
  *
  * @opensearch.internal
  */
@@ -25,7 +25,7 @@ public class ExtensionDependency implements Writeable {
     private String uniqueId;
     private String version;
 
-    public ExtensionDependency(String uniqueId, String version){
+    public ExtensionDependency(String uniqueId, String version) {
         this.uniqueId = uniqueId;
         this.version = version;
     }
@@ -51,7 +51,7 @@ public void writeTo(StreamOutput out) throws IOException {
     *
     * @return the extension uniqueId
     */
-    public String getUniqueId(){
+    public String getUniqueId() {
         return uniqueId;
     }
 
@@ -60,10 +60,10 @@ public String getUniqueId(){
     *
     * @return the extension version
     */
-    public String getVersion(){
+    public String getVersion() {
         return version;
     }
-    
+
     public String toString() {
         return "ExtensionDependency:{uniqueId=" + uniqueId + ", version=" + version + "}";
     }
diff --git a/server/src/main/java/org/opensearch/extensions/ExtensionsOrchestrator.java b/server/src/main/java/org/opensearch/extensions/ExtensionsOrchestrator.java
index 5f6de4fa200dd..45224fe4dda7f 100644
--- a/server/src/main/java/org/opensearch/extensions/ExtensionsOrchestrator.java
+++ b/server/src/main/java/org/opensearch/extensions/ExtensionsOrchestrator.java
@@ -15,7 +15,6 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
-import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;