return map.containsKey(o);
    }

    /**
     * Adds the specified element to this set if it is not already present.
     *
     * @param o
     *            element to be added to this set.
     * @return true if the set did not already contain the specified
     *         element.
     */
    @Override
    public boolean add(final E o) {

errors.login.failure = Login failed.
errors.app.illegal.transition = Illegal transition. Please try again.
errors.app.db.already.deleted = It may have been deleted by another process. Please try again.
errors.app.db.already.updated = It may have been updated by another process. Please try again.
errors.app.db.already.exists = The data already exists. Please try again.
errors.app.double.submit.request = It may have been processed before this request. Please try again.

errors.login.failure = Login failed.
errors.app.illegal.transition = Illegal transition. Please try again.
errors.app.db.already.deleted = It may have been deleted by another process. Please try again.
errors.app.db.already.updated = It may have been updated by another process. Please try again.
errors.app.db.already.exists = The data already exists. Please try again.
errors.app.double.submit.request = It may have been processed before this request. Please try again.

            @Nonnull Project project, @Nullable ProjectScope scope, @Nullable Language language);

    /**
     * Adds the given source to the given project.
     * If a source already exists for the given scope, language and directory,
     * then the behavior depends on the {@code ProjectManager} implementation.
     * It may do nothing or thrown {@linkplain IllegalArgumentException}.
     *

---
name: Feature request
about: Suggest an idea
title: ''
labels: enhancement
assignees: ''

---

Start by telling us what problem you’re trying to solve. Often a solution already exists!

     * @throws CIFSException if the singleton context is already initialized or there is an error during initialization
     */
    public static synchronized final void init(final Properties props) throws CIFSException {
        if (INSTANCE != null) {
            throw new CIFSException("Singleton context is already initialized");
        }
        final Properties p = new Properties();
        try {

	}

	// ErrKeyExists is an error returned by the KMS when trying to
	// create a key that already exists.
	ErrKeyExists = Error{
		Code:    http.StatusConflict,
		APICode: "kms:KeyAlreadyExists",
		Err:     "key with given key ID already exits",
	}

	// ErrKeyNotFound is an error returned by the KMS when trying to
	// use a key that does not exist.
	ErrKeyNotFound = Error{

					return
				}
			}

			rpos += int64(n)
			sr.fillReady <- int64(n)
		}
	}()

	sr.fillReq <- struct{}{} // initial fill

	return sr
}

// remaining returns the number of unread bytes
// if EOF for the underlying reader has not yet been found,
// maximum possible integer value will be returned
func (s *scanner) remaining() int64 {
	if atomic.LoadInt64(&s.end) == maxInt {
		return maxInt
	}

		panic("decompressor already registered")
	}
}

// RegisterCompressor registers custom compressors for a specified method ID.
// The common methods [Store] and [Deflate] are built in.
func RegisterCompressor(method uint16, comp Compressor) {
	if _, dup := compressors.LoadOrStore(method, comp); dup {
		panic("compressor already registered")
	}
}

     * the inverse of encode.
     */
    @Test
    void decodeFromEncodedBuffer() throws NdrException {
        NdrShort ns = new NdrShort(123); // masked value 123 (already fits in 8 bits)
        buf.reset();
        ns.encode(buf);

        // Reset buffer to start for decoding
        buf.reset();

        // Prepare a new object to decode into