FIX unused trailing bytes in ASN.1 SEQUENCE (#296)

vharseko

29.09.2023 13fed9d155554880852ee313b65f5b5a4fa0db3d

 opendj-grizzly/src/main/java/org/forgerock/opendj/grizzly/ASN1BufferReader.java

@@ -35,7 +35,13 @@
/** Grizzly ASN1 reader implementation. */
final class ASN1BufferReader extends AbstractASN1Reader {
    private final class ChildSequenceLimiter implements SequenceLimiter {
        private SequenceLimiter parent;
        @Override
      public String toString() {
         return "ChildSequenceLimiter [parent=" + parent + ", child=" + child + ", readLimit=" + readLimit
               + ", bytesRead=" + bytesRead + ", remaining()=" + remaining() + "]";
      }

      private SequenceLimiter parent;
        private ChildSequenceLimiter child;
        private int readLimit;
        private int bytesRead;
@@ -55,7 +61,7 @@
            parent.checkLimit(remaining());
            if (remaining() > 0) {
                logger.debug(LocalizableMessage.raw(
                    "Ignoring %d unused trailing bytes in ASN.1 SEQUENCE", remaining()));
                    "Ignoring %d unused trailing bytes in ASN.1 SEQUENCE: %s", remaining(),toString()));
            }
            for (int i = 0; i < remaining(); i++) {
                buffer.get();
@@ -81,11 +87,16 @@
    }

    private final class RootSequenceLimiter implements SequenceLimiter {
        private ChildSequenceLimiter child;
        @Override
      public String toString() {
         return "RootSequenceLimiter [remaining()=" + remaining() + "]";
      }

      private ChildSequenceLimiter child;

        @Override
        public void checkLimit(final int readSize) throws IOException {
            if (buffer.remaining() < readSize) {
            if ( remaining() < readSize) {
                final LocalizableMessage message = ERR_ASN1_TRUNCATED_LENGTH_BYTE.get();
                throw DecodeException.fatalError(message);
            }
@@ -99,7 +110,7 @@

        @Override
        public int remaining() {
            return buffer.remaining();
            return buffer.hasRemaining() ? buffer.remaining() : 0;
        }

        @Override