RtspObjectDecoder Class — netty Architecture

Source Code

codec-http/src/main/java/io/netty/handler/codec/rtsp/RtspObjectDecoder.java lines 55–92

@Deprecated
public abstract class RtspObjectDecoder extends HttpObjectDecoder {

    /**
     * Creates a new instance with the default
     * {@code maxInitialLineLength (4096)}, {@code maxHeaderSize (8192)}, and
     * {@code maxContentLength (8192)}.
     */
    protected RtspObjectDecoder() {
        this(DEFAULT_MAX_INITIAL_LINE_LENGTH, DEFAULT_MAX_HEADER_SIZE, DEFAULT_MAX_CONTENT_LENGTH);
    }

    /**
     * Creates a new instance with the specified parameters.
     */
    protected RtspObjectDecoder(int maxInitialLineLength, int maxHeaderSize, int maxContentLength) {
        super(maxInitialLineLength, maxHeaderSize, maxContentLength * 2, false);
    }

    protected RtspObjectDecoder(
            int maxInitialLineLength, int maxHeaderSize, int maxContentLength, boolean validateHeaders) {
        super(maxInitialLineLength, maxHeaderSize, maxContentLength * 2, false, validateHeaders);
    }

    @Override
    protected boolean isContentAlwaysEmpty(HttpMessage msg) {
        // Unlike HTTP, RTSP always assumes zero-length body if Content-Length
        // header is absent.
        boolean empty = super.isContentAlwaysEmpty(msg);
        if (empty) {
            return true;
        }
        if (!msg.headers().contains(RtspHeaderNames.CONTENT_LENGTH)) {
            return true;
        }
        return empty;
    }
}