--- old/src/java.base/share/classes/java/io/DataInputStream.java	2018-09-28 11:26:23.589908797 +0700
+++ new/src/java.base/share/classes/java/io/DataInputStream.java	2018-09-28 11:26:23.169908797 +0700
@@ -55,8 +55,8 @@
     /**
      * working arrays initialized on demand by readUTF
      */
-    private byte bytearr[] = new byte[80];
-    private char chararr[] = new char[80];
+    private byte[] bytearr = new byte[80];
+    private char[] chararr = new char[80];
 
     /**
      * Reads some number of bytes from the contained input stream and
@@ -96,7 +96,7 @@
      * @see        java.io.FilterInputStream#in
      * @see        java.io.InputStream#read(byte[], int, int)
      */
-    public final int read(byte b[]) throws IOException {
+    public final int read(byte[] b) throws IOException {
         return in.read(b, 0, b.length);
     }
 
@@ -145,7 +145,7 @@
      * @see        java.io.FilterInputStream#in
      * @see        java.io.InputStream#read(byte[], int, int)
      */
-    public final int read(byte b[], int off, int len) throws IOException {
+    public final int read(byte[] b, int off, int len) throws IOException {
         return in.read(b, off, len);
     }
 
@@ -166,7 +166,7 @@
      *          another I/O error occurs.
      * @see     java.io.FilterInputStream#in
      */
-    public final void readFully(byte b[]) throws IOException {
+    public final void readFully(byte[] b) throws IOException {
         readFully(b, 0, b.length);
     }
 
@@ -192,7 +192,7 @@
      *             another I/O error occurs.
      * @see        java.io.FilterInputStream#in
      */
-    public final void readFully(byte b[], int off, int len) throws IOException {
+    public final void readFully(byte[] b, int off, int len) throws IOException {
         if (len < 0)
             throw new IndexOutOfBoundsException();
         int n = 0;
@@ -398,7 +398,7 @@
         return ((ch1 << 24) + (ch2 << 16) + (ch3 << 8) + (ch4 << 0));
     }
 
-    private byte readBuffer[] = new byte[8];
+    private byte[] readBuffer = new byte[8];
 
     /**
      * See the general contract of the <code>readLong</code>
@@ -473,7 +473,7 @@
         return Double.longBitsToDouble(readLong());
     }
 
-    private char lineBuffer[];
+    private char[] lineBuffer;
 
     /**
      * See the general contract of the <code>readLine</code>
@@ -504,7 +504,7 @@
      */
     @Deprecated
     public final String readLine() throws IOException {
-        char buf[] = lineBuffer;
+        char[] buf = lineBuffer;
 
         if (buf == null) {
             buf = lineBuffer = new char[128];