State Type — netty Architecture

Source Code

codec-http2/src/main/java/io/netty/handler/codec/http2/Http2Stream.java lines 26–58

    enum State {
        IDLE(false, false),
        RESERVED_LOCAL(false, false),
        RESERVED_REMOTE(false, false),
        OPEN(true, true),
        HALF_CLOSED_LOCAL(false, true),
        HALF_CLOSED_REMOTE(true, false),
        CLOSED(false, false);

        private final boolean localSideOpen;
        private final boolean remoteSideOpen;

        State(boolean localSideOpen, boolean remoteSideOpen) {
            this.localSideOpen = localSideOpen;
            this.remoteSideOpen = remoteSideOpen;
        }

        /**
         * Indicates whether the local side of this stream is open (i.e. the state is either
         * {@link State#OPEN} or {@link State#HALF_CLOSED_REMOTE}).
         */
        public boolean localSideOpen() {
            return localSideOpen;
        }

        /**
         * Indicates whether the remote side of this stream is open (i.e. the state is either
         * {@link State#OPEN} or {@link State#HALF_CLOSED_LOCAL}).
         */
        public boolean remoteSideOpen() {
            return remoteSideOpen;
        }
    }