WebSocketExtensionFilter Type — netty Architecture

Source Code

codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketExtensionFilter.java lines 24–54

public interface WebSocketExtensionFilter {

    /**
     * A {@link WebSocketExtensionFilter} that never skip the evaluation of an
     * any given extensions {@link WebSocketExtension}.
     */
    WebSocketExtensionFilter NEVER_SKIP = new WebSocketExtensionFilter() {
        @Override
        public boolean mustSkip(WebSocketFrame frame) {
            return false;
        }
    };

    /**
     * A {@link WebSocketExtensionFilter} that always skip the evaluation of an
     * any given extensions {@link WebSocketExtension}.
     */
    WebSocketExtensionFilter ALWAYS_SKIP = new WebSocketExtensionFilter() {
        @Override
        public boolean mustSkip(WebSocketFrame frame) {
            return true;
        }
    };

    /**
     * Returns {@code true} if the evaluation of the extension must skipped
     * for the given frame otherwise {@code false}.
     */
    boolean mustSkip(WebSocketFrame frame);

}