Sonar Fixes, Formatting

[aaf/authz.git] / cadi / core / src / main / java / org / onap / aaf / cadi / util / FQI.java

diff --git a/cadi/core/src/main/java/org/onap/aaf/cadi/util/FQI.java b/cadi/core/src/main/java/org/onap/aaf/cadi/util/FQI.java
index b953c87..69d429c 100644 (file)
--- a/cadi/core/src/main/java/org/onap/aaf/cadi/util/FQI.java
+++ b/cadi/core/src/main/java/org/onap/aaf/cadi/util/FQI.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- * 
+ *
  *      http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -22,30 +22,30 @@
 package org.onap.aaf.cadi.util;
 
 public class FQI {
-       /**
-        * Take a Fully Qualified User, and get a Namespace from it.
-        * @param fqi
-        * @return
-        */
-       public final static String reverseDomain(final String fqi) {
-               StringBuilder sb = null;
-               String[] split = Split.split('.',fqi);
-               int at;
-               for(int i=split.length-1;i>=0;--i) {
-                       if(sb == null) {
-                               sb = new StringBuilder();
-                       } else {
-                               sb.append('.');
-                       }
+    /**
+     * Take a Fully Qualified User, and get a Namespace from it.
+     * @param fqi
+     * @return
+     */
+    public final static String reverseDomain(final String fqi) {
+        StringBuilder sb = null;
+        String[] split = Split.split('.',fqi);
+        int at;
+        for (int i=split.length-1;i>=0;--i) {
+            if (sb == null) {
+                sb = new StringBuilder();
+            } else {
+                sb.append('.');
+            }
+
+            if ((at = split[i].indexOf('@'))>0) {
+                sb.append(split[i].subSequence(at+1, split[i].length()));
+            } else {
+                sb.append(split[i]);
+            }
+        }
 
-                       if((at = split[i].indexOf('@'))>0) {
-                               sb.append(split[i].subSequence(at+1, split[i].length()));
-                       } else {
-                               sb.append(split[i]);
-                       }
-               }
-               
-               return sb.toString();
-       }
+        return sb==null?"":sb.toString();
+    }
 
 }