import type { CfnDeliveryStream } from '../kinesisfirehose.generated';
/**
 * An input format to be used in Firehose record format conversion.
 */
export interface IInputFormat {
    /**
     * Renders the cloudformation properties for the input format.
     */
    createInputFormatConfig(): CfnDeliveryStream.InputFormatConfigurationProperty;
}
/**
 * Props for OpenX JSON input format for data record format conversion
 */
export interface OpenXJsonInputFormatProps {
    /**
     * Whether the JSON keys should be lowercased when written as column names
     *
     * @default `true`
     */
    readonly lowercaseColumnNames?: boolean;
    /**
     * Maps column names to JSON keys that aren't identical to the column names.
     * This is useful when the JSON contains keys that are Hive keywords.
     * For example, `timestamp` is a Hive keyword. If you have a JSON key named `timestamp`, set this parameter to `{"ts": "timestamp"}` to map this key to a column named `ts`
     *
     * @default JSON keys are not renamed
     */
    readonly columnToJsonKeyMappings?: Record<string, string>;
    /**
     * When set to `true`, specifies that the names of the keys include dots and that you want Firehose to replace them with underscores.
     * This is useful because Apache Hive does not allow dots in column names.
     * For example, if the JSON contains a key whose name is "a.b", you can define the column name to be "a_b" when using this option.
     *
     * @default `false`
     */
    readonly convertDotsInJsonKeysToUnderscores?: boolean;
}
/**
 * This class specifies properties for OpenX JSON input format for record format conversion.
 *
 * You should only need to specify an instance of this class if the default configuration does not suit your needs.
 */
export declare class OpenXJsonInputFormat implements IInputFormat {
    /**
     * Properties for OpenX JSON input format
     */
    readonly props?: OpenXJsonInputFormatProps;
    constructor(props?: OpenXJsonInputFormatProps);
    private createOpenXJsonSerde;
    createInputFormatConfig(): CfnDeliveryStream.InputFormatConfigurationProperty;
}
/**
 * Value class that wraps a Joda Time format string.
 * Use this with the Hive JSON input format for data record format conversion to parse custom timestamp formats.
 */
export declare class TimestampParser {
    /**
     * Parses timestamps formatted in milliseconds since epoch.
     */
    static readonly EPOCH_MILLIS: TimestampParser;
    /**
     * Creates a TimestampParser from the given format string.
     *
     * The format string should be a valid Joda Time pattern string.
     * See [Class DateTimeFormat](https://www.joda.org/joda-time/apidocs/org/joda/time/format/DateTimeFormat.html) for more details
     *
     * @param format the Joda Time format string
     */
    static fromFormatString(format: string): TimestampParser;
    /**
     * The format string to use in Hive JSON input format configuration.
     */
    readonly format: string;
    private constructor();
}
/**
 * Props for Hive JSON input format for data record format conversion
 */
export interface HiveJsonInputFormatProps {
    /**
     * List of TimestampParsers.
     *
     * These are used to parse custom timestamp strings from input JSON into dates.
     *
     * Note: Specifying a parser will override the default timestamp parser. If the default timestamp parser is required,
     *  include `TimestampParser.DEFAULT` in the list of parsers along with the custom parser.
     *
     * @default the default timestamp parser is used
     */
    readonly timestampParsers?: TimestampParser[];
}
/**
 * This class specifies properties for Hive JSON input format for record format conversion.
 *
 * You should only need to specify an instance of this class if the default configuration does not suit your needs.
 */
export declare class HiveJsonInputFormat implements IInputFormat {
    /**
     * Properties for Hive JSON input format
     */
    readonly props?: HiveJsonInputFormatProps;
    constructor(props?: HiveJsonInputFormatProps);
    private createHiveJsonSerde;
    createInputFormatConfig(): CfnDeliveryStream.InputFormatConfigurationProperty;
}
/**
 * Represents possible input formats when performing record data conversion.
 */
export declare class InputFormat {
    /**
     * Parse input JSON with OpenX JSON specification. This will typically suffice.
     */
    static readonly OPENX_JSON: OpenXJsonInputFormat;
    /**
     * Parse input JSON with Hive JSON specification.
     */
    static readonly HIVE_JSON: HiveJsonInputFormat;
    private constructor();
}