src/java.desktop/share/classes/com/sun/imageio/plugins/png/PNGImageReader.java

*** 1,7 ****
  /*
!  * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 196,205 ****
--- 196,206 ----
  
      public PNGImageReader(ImageReaderSpi originatingProvider) {
          super(originatingProvider);
      }
  
+     @Override
      public void setInput(Object input,
                           boolean seekForwardOnly,
                           boolean ignoreMetadata) {
          super.setInput(input, seekForwardOnly, ignoreMetadata);
          this.stream = (ImageInputStream)input; // Always works
*** 1518,1527 ****
--- 1519,1529 ----
                  inf.end();
              }
          }
      }
  
+     @Override
      public int getNumImages(boolean allowSearch) throws IIOException {
          if (stream == null) {
              throw new IllegalStateException("No input source set!");
          }
          if (seekForwardOnly && allowSearch) {
*** 1529,1558 ****
--- 1531,1563 ----
                  ("seekForwardOnly and allowSearch can't both be true!");
          }
          return 1;
      }
  
+     @Override
      public int getWidth(int imageIndex) throws IIOException {
          if (imageIndex != 0) {
              throw new IndexOutOfBoundsException("imageIndex != 0!");
          }
  
          readHeader();
  
          return metadata.IHDR_width;
      }
  
+     @Override
      public int getHeight(int imageIndex) throws IIOException {
          if (imageIndex != 0) {
              throw new IndexOutOfBoundsException("imageIndex != 0!");
          }
  
          readHeader();
  
          return metadata.IHDR_height;
      }
  
+     @Override
      public Iterator<ImageTypeSpecifier> getImageTypes(int imageIndex)
        throws IIOException
      {
          if (imageIndex != 0) {
              throw new IndexOutOfBoundsException("imageIndex != 0!");
*** 1783,1792 ****
--- 1788,1798 ----
       * at the last position of this list.
       *
       * After this changes we should override getRawImageType()
       * to return last element of image types list.
       */
+     @Override
      public ImageTypeSpecifier getRawImageType(int imageIndex)
        throws IOException {
  
          Iterator<ImageTypeSpecifier> types = getImageTypes(imageIndex);
          ImageTypeSpecifier raw = null;
*** 1794,1820 ****
--- 1800,1830 ----
              raw = types.next();
          } while (types.hasNext());
          return raw;
      }
  
+     @Override
      public ImageReadParam getDefaultReadParam() {
          return new ImageReadParam();
      }
  
+     @Override
      public IIOMetadata getStreamMetadata()
          throws IIOException {
          return null;
      }
  
+     @Override
      public IIOMetadata getImageMetadata(int imageIndex) throws IIOException {
          if (imageIndex != 0) {
              throw new IndexOutOfBoundsException("imageIndex != 0!");
          }
          readMetadata();
          return metadata;
      }
  
+     @Override
      public BufferedImage read(int imageIndex, ImageReadParam param)
          throws IIOException {
          if (imageIndex != 0) {
              throw new IndexOutOfBoundsException("imageIndex != 0!");
          }
*** 1830,1839 ****
--- 1840,1850 ----
              throw new IIOException("Caught exception during read: ", e);
          }
          return theImage;
      }
  
+     @Override
      public void reset() {
          super.reset();
          resetStreamSettings();
      }