src/java.base/share/classes/java/io/LineNumberReader.java

*** 161,171 ****
       *          If an I/O error occurs
       *
       * @throws  IndexOutOfBoundsException {@inheritDoc}
       */
      @SuppressWarnings("fallthrough")
!     public int read(char cbuf[], int off, int len) throws IOException {
          synchronized (lock) {
              int n = super.read(cbuf, off, len);
  
              for (int i = off; i < off + n; i++) {
                  int c = cbuf[i];
--- 161,171 ----
       *          If an I/O error occurs
       *
       * @throws  IndexOutOfBoundsException {@inheritDoc}
       */
      @SuppressWarnings("fallthrough")
!     public int read(char[] cbuf, int off, int len) throws IOException {
          synchronized (lock) {
              int n = super.read(cbuf, off, len);
  
              for (int i = off; i < off + n; i++) {
                  int c = cbuf[i];
*** 210,220 ****
  
      /** Maximum skip-buffer size */
      private static final int maxSkipBufferSize = 8192;
  
      /** Skip buffer, null until allocated */
!     private char skipBuffer[] = null;
  
      /**
       * Skip characters.
       *
       * @param  n
--- 210,220 ----
  
      /** Maximum skip-buffer size */
      private static final int maxSkipBufferSize = 8192;
  
      /** Skip buffer, null until allocated */
!     private char[] skipBuffer = null;
  
      /**
       * Skip characters.
       *
       * @param  n