31 lines
1.2 KiB
TypeScript
31 lines
1.2 KiB
TypeScript
import { AvailableMessage, AvailableMessages, Message, MessageDecoder, MessageEncoder, MessageHeaders } from "@smithy/types";
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import { Decoder, Encoder } from "@smithy/types";
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/**
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* A Codec that can convert binary-packed event stream messages into
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* JavaScript objects and back again into their binary format.
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*/
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export declare class EventStreamCodec implements MessageEncoder, MessageDecoder {
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private readonly headerMarshaller;
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private messageBuffer;
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private isEndOfStream;
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constructor(toUtf8: Encoder, fromUtf8: Decoder);
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feed(message: ArrayBufferView): void;
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endOfStream(): void;
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getMessage(): AvailableMessage;
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getAvailableMessages(): AvailableMessages;
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/**
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* Convert a structured JavaScript object with tagged headers into a binary
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* event stream message.
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*/
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encode({ headers: rawHeaders, body }: Message): Uint8Array;
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/**
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* Convert a binary event stream message into a JavaScript object with an
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* opaque, binary body and tagged, parsed headers.
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*/
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decode(message: ArrayBufferView): Message;
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/**
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* Convert a structured JavaScript object with tagged headers into a binary
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* event stream message header.
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*/
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formatHeaders(rawHeaders: MessageHeaders): Uint8Array;
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}
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