declare namespace org {
    namespace eclipse {
        namespace jetty {
            namespace websocket {
                namespace common {
                    abstract class WebSocketFrame implements org.eclipse.jetty.websocket.api.extensions.Frame {
                        protected finRsvOp: byte
                        protected masked: boolean
                        protected mask: byte[]
                        protected data: java.nio.ByteBuffer
                        public static copy(arg0: org.eclipse.jetty.websocket.api.extensions.Frame): org.eclipse.jetty.websocket.common.WebSocketFrame
                        protected constructor(arg0: byte)
                        public abstract assertValid(): void
                        protected copyHeaders(arg0: org.eclipse.jetty.websocket.api.extensions.Frame): void
                        protected copyHeaders(arg0: org.eclipse.jetty.websocket.common.WebSocketFrame): void
                        public equals(arg0: java.lang.Object): boolean
                        public getMask(): byte[]
                        public getOpCode(): byte
                        public getPayload(): java.nio.ByteBuffer
                        public getPayloadAsUTF8(): string
                        public getPayloadLength(): int
                        public getType(): org.eclipse.jetty.websocket.api.extensions.Frame$Type
                        public hashCode(): int
                        public hasPayload(): boolean
                        public abstract isControlFrame(): boolean
                        public abstract isDataFrame(): boolean
                        public isFin(): boolean
                        public isLast(): boolean
                        public isMasked(): boolean
                        public isRsv1(): boolean
                        public isRsv2(): boolean
                        public isRsv3(): boolean
                        public reset(): void
                        public setFin(arg0: boolean): org.eclipse.jetty.websocket.common.WebSocketFrame
                        public setMask(arg0: byte[]): org.eclipse.jetty.websocket.api.extensions.Frame
                        public setMasked(arg0: boolean): org.eclipse.jetty.websocket.api.extensions.Frame
                        protected setOpCode(arg0: byte): org.eclipse.jetty.websocket.common.WebSocketFrame
                        public setPayload(arg0: java.nio.ByteBuffer): org.eclipse.jetty.websocket.common.WebSocketFrame
                        public setRsv1(arg0: boolean): org.eclipse.jetty.websocket.common.WebSocketFrame
                        public setRsv2(arg0: boolean): org.eclipse.jetty.websocket.common.WebSocketFrame
                        public setRsv3(arg0: boolean): org.eclipse.jetty.websocket.common.WebSocketFrame
                        public toString(): string
                        public static class: java.lang.Class<any>
                    }
                }
            }
        }
    }
}