public boolean consume()

in http2/src/main/java/org/apache/mina/http2/impl/Http2GoAwayFrameDecoder.java [58:87]

30 lines of code
10 McCabe index (conditional complexity)


    public boolean consume(ByteBuffer buffer) {
        while ((getValue() == null) && buffer.remaining() > 0) {
            switch (state) {
            case LAST_STREAM_ID:
                if (decoder.consume(buffer)) {
                    builder.lastStreamID(((IntPartialDecoder)decoder).getValue() & HTTP2_31BITS_MASK);
                    state = State.CODE;
                    decoder = new LongPartialDecoder(4);
                }
            case CODE:
                if (decoder.consume(buffer)) {
                    builder.errorCode(((LongPartialDecoder)decoder).getValue());
                    if (getHeader().getLength() > 8) {
                        state = State.EXTRA;
                        decoder = new BytePartialDecoder(getHeader().getLength() - 8);
                    } else {
                        setValue(builder.build());
                    }
                }
                break;
            case EXTRA:
                if (decoder.consume(buffer)) {
                    builder.data(((BytePartialDecoder)decoder).getValue());
                    setValue(builder.build());
                }
                break;
            }
        }
        return getValue() != null;
    }