1 files changed, 14 insertions, 10 deletions
diff --git a/tensorflow/java/src/test/java/org/tensorflow/TestUtil.java b/tensorflow/java/src/test/java/org/tensorflow/TestUtil.java
index 265e21203b..6a3a16c2e1 100644
--- a/tensorflow/java/src/test/java/org/tensorflow/TestUtil.java
+++ b/tensorflow/java/src/test/java/org/tensorflow/TestUtil.java
@@ -54,6 +54,7 @@ public class TestUtil {
 
   /**
    * Counts the total number of elements in an ND array.
+   *
    * @param array the array to count the elements of
    * @return the number of elements
    */
@@ -61,10 +62,9 @@ public class TestUtil {
     int count = 0;
     for (int i = 0; i < Array.getLength(array); i++) {
       Object e = Array.get(array, i);
-      if(!e.getClass().isArray()) {
+      if (!e.getClass().isArray()) {
         count += 1;
-      }
-      else {
+      } else {
         count += flattenedNumElements(e);
       }
     }
@@ -73,6 +73,7 @@ public class TestUtil {
 
   /**
    * Flattens an ND-array into a 1D-array with the same elements.
+   *
    * @param array the array to flatten
    * @param elementType the element class (e.g. {@code Integer.TYPE} for an {@code int[]})
    * @return a flattened array
@@ -86,10 +87,9 @@ public class TestUtil {
   private static int flatten(Object array, Object out, int next) {
     for (int i = 0; i < Array.getLength(array); i++) {
       Object e = Array.get(array, i);
-      if(!e.getClass().isArray()) {
+      if (!e.getClass().isArray()) {
         Array.set(out, next++, e);
-      }
-      else {
+      } else {
         next = flatten(e, out, next);
       }
     }
@@ -99,11 +99,12 @@ public class TestUtil {
   /**
    * Converts a {@code boolean[]} to a {@code byte[]}.
    *
-   * <p>Suitable for creating tensors of type {@link DataType#BOOL} using {@link java.nio.ByteBuffer}.
+   * <p>Suitable for creating tensors of type {@link DataType#BOOL} using {@link
+   * java.nio.ByteBuffer}.
    */
   public static byte[] bool2byte(boolean[] array) {
     byte[] out = new byte[array.length];
-    for(int i = 0; i< array.length; i++) {
+    for (int i = 0; i < array.length; i++) {
       out[i] = array[i] ? (byte) 1 : (byte) 0;
     }
     return out;
@@ -112,13 +113,16 @@ public class TestUtil {
   /**
    * Converts a {@code byte[]} to a {@code boolean[]}.
    *
-   * <p>Suitable for reading tensors of type {@link DataType#BOOL} using {@link java.nio.ByteBuffer}.
+   * <p>Suitable for reading tensors of type {@link DataType#BOOL} using {@link
+   * java.nio.ByteBuffer}.
    */
   public static boolean[] byte2bool(byte[] array) {
     boolean[] out = new boolean[array.length];
-    for(int i = 0; i< array.length; i++) {
+    for (int i = 0; i < array.length; i++) {
       out[i] = array[i] != 0;
     }
     return out;
   }
+
+  private TestUtil() {}
 }