public static <T extends @Nullable Object> T[] concat(
      T[] first, T[] second, Class<@NonNull T> type) {
    T[] result = newArray(type, first.length + second.length);
    System.arraycopy(first, 0, result, 0, first.length);
    System.arraycopy(second, 0, result, first.length, second.length);
    return result;
  }

  /**
   * Returns a new array that prepends {@code element} to {@code array}.
   *

        if (defaultWords == null) {
            updateDefaultBadwords();
        }
        final String[] concat = new String[defaultWords.length + badWords.length];
        System.arraycopy(badWords, 0, concat, 0, badWords.length);
        System.arraycopy(defaultWords, 0, concat, badWords.length, defaultWords.length);
        return concat;
    }

    public void add(final String badWord) {
        if (logger.isDebugEnabled()) {

        }
        return n;
    }


    public void writeOctetArray ( byte[] b, int i, int l ) {
        System.arraycopy(b, i, this.buf, this.index, l);
        advance(l);
    }


    public void readOctetArray ( byte[] b, int i, int l ) {
        System.arraycopy(this.buf, this.index, b, i, l);
        advance(l);
    }


    public int getLength () {
        return this.deferred.length;

            i--;
        }
        return n;
    }
    public void writeOctetArray(byte[] b, int i, int l) {
        System.arraycopy(b, i, buf, index, l);
        advance(l);
    }
    public void readOctetArray(byte[] b, int i, int l) {
        System.arraycopy(buf, index, b, i, l);
        advance(l);
    }


    public int getLength() {
        return deferred.length;
    }

        if (path.segments.length == 0) {
            return this;
        }
        String[] concat = new String[segments.length + path.segments.length];
        System.arraycopy(segments, 0, concat, 0, segments.length);
        System.arraycopy(path.segments, 0, concat, segments.length, path.segments.length);
        return new Path(concat, absolute);
    }

    public String getPath() {
        if (fullPath == null) {

                4.times {
                    // exponential grow to make it fail faster
                    Class[] dup = new Class[classes.length * 2]
                    System.arraycopy(classes, 0, dup, 0, classes.length)
                    System.arraycopy(classes, 0, dup, classes.length, classes.length)
                    classes = dup
                }
                i++
            }
        } catch (OutOfMemoryError e) {

            return new AndSpec<T>(specs);
        }
        Spec<? super T>[] combinedSpecs = uncheckedCast(ObjectArrays.newArray(Spec.class, thisLength + specs.length));
        System.arraycopy(thisSpecs, 0, combinedSpecs, 0, thisLength);
        System.arraycopy(specs, 0, combinedSpecs, thisLength, specs.length);
        return new AndSpec<T>(combinedSpecs);
    }

    /**
     * Typed and() method for a single {@link Spec}.
     *

        if ( this.blob != null ) {
            System.arraycopy(this.blob, 0, dst, dstIndex, this.blob.length);
            dstIndex += this.blob.length;
        }
        else {
            System.arraycopy(this.lmHash, 0, dst, dstIndex, this.lmHash.length);
            dstIndex += this.lmHash.length;
            System.arraycopy(this.ntHash, 0, dst, dstIndex, this.ntHash.length);

        int start = bufferIndex;

        if ((server.capabilities & CAP_EXTENDED_SECURITY) == 0) {
            server.encryptionKey = new byte[server.encryptionKeyLength];
            System.arraycopy( buffer, bufferIndex,
                    server.encryptionKey, 0, server.encryptionKeyLength );
            bufferIndex += server.encryptionKeyLength;
            if( byteCount > server.encryptionKeyLength ) {

                }
                foundEnd = true;
                break;
            }

            byte[] raw = new byte[avLen];
            System.arraycopy(data, pos, raw, 0, avLen);
            pairs.add(parseAvPair(avId, raw));

            pos += avLen;
        }
        if ( !foundEnd ) {
            throw new CIFSException("Missing AvEOL");
        }