How to use

hashCode

method

in

com.atlassian.core.util.thumbnail.ThumbnailDimension

/**
 * Returns the hash code for this <code>Thumbnail</code>.
 *
 * @return the hash code for this <code>Thumbnail</code>
 */
@Override
public int hashCode() {
  int result = super.hashCode();
  result = 31 * result + (mimeType != null ? mimeType.hashCode() : 0);
  result = 31 * result + (filename != null ? filename.hashCode() : 0);
  result = 31 * result + (int) (attachmentId ^ (attachmentId >>> 32));
  return result;
}