Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/onrc/onos/core/util/FlowEntryActions.java b/src/main/java/net/onrc/onos/core/util/FlowEntryActions.java
index 8839ceb..fc55932 100644
--- a/src/main/java/net/onrc/onos/core/util/FlowEntryActions.java
+++ b/src/main/java/net/onrc/onos/core/util/FlowEntryActions.java
@@ -7,29 +7,29 @@
 
 /**
  * The class representing multiple Flow Entry actions.
- *
+ * <p/>
  * A set of Flow Entry actions need to be applied to each packet.
  */
 public class FlowEntryActions {
-    private ArrayList<FlowEntryAction> actions;	// The Flow Entry Actions
+    private ArrayList<FlowEntryAction> actions;    // The Flow Entry Actions
 
     /**
      * Default constructor.
      */
     public FlowEntryActions() {
-	actions = new ArrayList<FlowEntryAction>();
+        actions = new ArrayList<FlowEntryAction>();
     }
 
     /**
      * Constructor from a string.
-     *
+     * <p/>
      * The string has the following form:
-     *  [[type=XXX action=XXX];[type=XXX action=XXX];...;]
+     * [[type=XXX action=XXX];[type=XXX action=XXX];...;]
      *
      * @param actionsStr the set of actions as a string.
      */
     public FlowEntryActions(String actionsStr) {
-	this.fromString(actionsStr);
+        this.fromString(actionsStr);
     }
 
     /**
@@ -38,12 +38,12 @@
      * @param other the object to copy from.
      */
     public FlowEntryActions(FlowEntryActions other) {
-	actions = new ArrayList<FlowEntryAction>();
+        actions = new ArrayList<FlowEntryAction>();
 
-	for (FlowEntryAction action : other.actions) {
-	    FlowEntryAction newAction = new FlowEntryAction(action);
-	    actions.add(newAction);
-	}
+        for (FlowEntryAction action : other.actions) {
+            FlowEntryAction newAction = new FlowEntryAction(action);
+            actions.add(newAction);
+        }
     }
 
     /**
@@ -53,7 +53,7 @@
      */
     @JsonProperty("actions")
     public ArrayList<FlowEntryAction> actions() {
-	return actions;
+        return actions;
     }
 
     /**
@@ -63,7 +63,7 @@
      */
     @JsonProperty("actions")
     public void setActions(ArrayList<FlowEntryAction> actions) {
-	this.actions = actions;
+        this.actions = actions;
     }
 
     /**
@@ -72,7 +72,7 @@
      * @param flowEntryAction the Flow Entry Action to add.
      */
     public void addAction(FlowEntryAction flowEntryAction) {
-	actions.add(flowEntryAction);
+        actions.add(flowEntryAction);
     }
 
     /**
@@ -82,67 +82,67 @@
      */
     @JsonIgnore
     public Boolean isEmpty() {
-	return actions.isEmpty();
+        return actions.isEmpty();
     }
 
     /**
      * Convert the set of actions to a string.
-     *
+     * <p/>
      * The string has the following form:
-     *  [[type=XXX action=XXX];[type=XXX action=XXX];...;]
+     * [[type=XXX action=XXX];[type=XXX action=XXX];...;]
      *
      * @return the set of actions as a string.
      */
     @Override
     public String toString() {
-	String ret = "[";
-	for (FlowEntryAction action : actions) {
-	    ret += action.toString() + ";";
-	}
-	ret += "]";
+        String ret = "[";
+        for (FlowEntryAction action : actions) {
+            ret += action.toString() + ";";
+        }
+        ret += "]";
 
-	return ret;
+        return ret;
     }
 
     /**
      * Convert a string to a set of actions.
-     *
+     * <p/>
      * The string has the following form:
-     *  [[type=XXX action=XXX];[type=XXX action=XXX];...;]
+     * [[type=XXX action=XXX];[type=XXX action=XXX];...;]
      *
      * @param actionsStr the set of actions as a string.
      */
     public void fromString(String actionsStr) {
-	String decode = actionsStr;
+        String decode = actionsStr;
 
-	actions = new ArrayList<FlowEntryAction>();
+        actions = new ArrayList<FlowEntryAction>();
 
-	if (decode.isEmpty())
-	    return;		// Nothing to do
+        if (decode.isEmpty())
+            return;        // Nothing to do
 
-	// Remove the '[' and ']' in the beginning and the end of the string
-	if ((decode.length() > 1) && (decode.charAt(0) == '[') &&
-	    (decode.charAt(decode.length() - 1) == ']')) {
-	    decode = decode.substring(1, decode.length() - 1);
-	} else {
-	    throw new IllegalArgumentException("Invalid action string");
-	}
+        // Remove the '[' and ']' in the beginning and the end of the string
+        if ((decode.length() > 1) && (decode.charAt(0) == '[') &&
+                (decode.charAt(decode.length() - 1) == ']')) {
+            decode = decode.substring(1, decode.length() - 1);
+        } else {
+            throw new IllegalArgumentException("Invalid action string");
+        }
 
-	// Split the string, and decode each action
-	String[] parts = decode.split(";");
-	for (int i = 0; i < parts.length; i++) {
-	    decode = parts[i];
-	    if ((decode == null) || decode.isEmpty())
-		continue;
-	    FlowEntryAction flowEntryAction = null;
-	    try {
-		flowEntryAction = new FlowEntryAction(decode);
-	    } catch (IllegalArgumentException e) {
-		// TODO: Ignore invalid actions for now
-		continue;
-	    }
-	    if (flowEntryAction != null)
-		actions.add(flowEntryAction);
-	}
+        // Split the string, and decode each action
+        String[] parts = decode.split(";");
+        for (int i = 0; i < parts.length; i++) {
+            decode = parts[i];
+            if ((decode == null) || decode.isEmpty())
+                continue;
+            FlowEntryAction flowEntryAction = null;
+            try {
+                flowEntryAction = new FlowEntryAction(decode);
+            } catch (IllegalArgumentException e) {
+                // TODO: Ignore invalid actions for now
+                continue;
+            }
+            if (flowEntryAction != null)
+                actions.add(flowEntryAction);
+        }
     }
 }