Fix minor codestyle issues

smack-extensions/src/main/java/org/jivesoftware/smackx/commands/AdHocCommand.java

@@ -419,7 +419,7 @@ public abstract class AdHocCommand {
         complete,
 
         /**
-         * The action is unknow. This is used when a recieved message has an
+         * The action is unknown. This is used when a received message has an
          * unknown action. It must not be used to send an execution request.
          */
         unknown

smack-extensions/src/main/java/org/jivesoftware/smackx/commands/AdHocCommandNote.java

@@ -24,8 +24,8 @@ package org.jivesoftware.smackx.commands;
  */
 public class AdHocCommandNote {
 
-    private Type type;
-    private String value;
+    private final Type type;
+    private final String value;
 
     /**
      * Creates a new adhoc command note with the specified type and value.

smack-extensions/src/main/java/org/jivesoftware/smackx/commands/LocalCommand.java

@@ -42,9 +42,9 @@ import org.jxmpp.jid.Jid;
 public abstract class LocalCommand extends AdHocCommand {
 
     /**
-     * The time stamp of first invokation of the command. Used to implement the session timeout.
+     * The time stamp of first invocation of the command. Used to implement the session timeout.
      */
-    private long creationDate;
+    private final long creationDate;
 
     /**
      * The unique ID of the execution of the command.
@@ -59,12 +59,12 @@ public abstract class LocalCommand extends AdHocCommand {
     /**
      * The number of the current stage.
      */
-    private int currenStage;
+    private int currentStage;
 
     public LocalCommand() {
         super();
         this.creationDate = System.currentTimeMillis();
-        currenStage = -1;
+        currentStage = -1;
     }
 
     /**
@@ -139,7 +139,7 @@ public abstract class LocalCommand extends AdHocCommand {
      * @return the current stage number.
      */
     public int getCurrentStage() {
-        return currenStage;
+        return currentStage;
     }
 
     @Override
@@ -154,7 +154,7 @@ public abstract class LocalCommand extends AdHocCommand {
      * 
      */
     void incrementStage() {
-        currenStage++;
+        currentStage++;
     }
 
     /**
@@ -163,6 +163,6 @@ public abstract class LocalCommand extends AdHocCommand {
      * 
      */
     void decrementStage() {
-        currenStage--;
+        currentStage--;
     }
 }

smack-extensions/src/main/java/org/jivesoftware/smackx/commands/RemoteCommand.java

@@ -46,12 +46,12 @@ public class RemoteCommand extends AdHocCommand {
     /**
      * The connection that is used to execute this command
      */
-    private XMPPConnection connection;
+    private final XMPPConnection connection;
 
     /**
      * The full JID of the command host
      */
-    private Jid jid;
+    private final Jid jid;
 
     /**
      * The session ID of this execution.
@@ -132,8 +132,8 @@ public class RemoteCommand extends AdHocCommand {
      */
     private void executeAction(Action action, Form form) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
         // TODO: Check that all the required fields of the form were filled, if
-        // TODO: not throw the corresponding exeption. This will make a faster response,
-        // TODO: since the request is stoped before it's sent.
+        // TODO: not throw the corresponding exception. This will make a faster response,
+        // TODO: since the request is stopped before it's sent.
         AdHocCommandData data = new AdHocCommandData();
         data.setType(IQ.Type.set);
         data.setTo(getOwnerJID());

smack-extensions/src/main/java/org/jivesoftware/smackx/commands/packet/AdHocCommandData.java

@@ -53,7 +53,7 @@ public class AdHocCommandData extends IQ {
     /* Unique ID of the execution */
     private String sessionID;
 
-    private List<AdHocCommandNote> notes = new ArrayList<AdHocCommandNote>();
+    private final List<AdHocCommandNote> notes = new ArrayList<>();
 
     private DataForm form;
 
@@ -63,7 +63,7 @@ public class AdHocCommandData extends IQ {
     /* Current execution status */
     private AdHocCommand.Status status;
 
-    private ArrayList<AdHocCommand.Action> actions = new ArrayList<AdHocCommand.Action>();
+    private final ArrayList<AdHocCommand.Action> actions = new ArrayList<>();
 
     private AdHocCommand.Action executeAction;
 
@@ -164,7 +164,7 @@ public class AdHocCommandData extends IQ {
         this.notes.add(note);
     }
 
-    public void remveNote(AdHocCommandNote note) {
+    public void removeNote(AdHocCommandNote note) {
         this.notes.remove(note);
     }