/**
 * Abstract argument encoder
 */
export interface IArgumentEncoder {
    /**
     * Name of the content type if any. May be an empty string.
     */
    contentType: string;
    /**
     * Separator to inject at the start of the arguments.  May be empty.
     */
    separatorStart: string;
    /**
     * Separator to inject at the end of the arguments. May be empty.
     */
    separatorEnd: string;
    /**
     * Record separator
     */
    recordSeparator: string;
    /**
     * Encode a given value into the requested format.
     *
     * @param name Name of the field, may be empty string.
     * @param value Value to serialize
     * @param last True if this is the last argument being serialized.
     * @return Encoded version of the argument.
     */
    encode(name: string, value: any, last: boolean): string;
}
/**
 * Encode parameters using urlencode.
 */
export declare class UrlArgumentEncoder implements IArgumentEncoder {
    contentType: string;
    separatorStart: string;
    separatorEnd: string;
    recordSeparator: string;
    /**
     * Encode a given value into query-string compatible format.
     *
     * @param name Name of the field, may be empty string.
     * @param value Value to serialize
     * @param last True if this is the last argument being serialized.
     * @return Encoded version of the argument.
     */
    encode(name: string, value: any, last: boolean): string;
}
/**
 * Encode parameters using application/x-www-form-urlencoded
 */
export declare class WwwFormUrlArgumentEncoder implements IArgumentEncoder {
    contentType: string;
    separatorStart: string;
    separatorEnd: string;
    recordSeparator: string;
    /**
     * Encode a given value into the application/x-www-form-urlencoded.
     *
     * @param name Name of the field, may be empty string.
     * @param value Value to serialize
     * @param last True if this is the last argument being serialized.
     * @return Encoded version of the argument.
     */
    encode(name: string, value: any, last: boolean): string;
}
/**
 * Encode the parameter into JSON
 */
export declare class JsonArgumentEncoder implements IArgumentEncoder {
    contentType: string;
    separatorStart: string;
    separatorEnd: string;
    recordSeparator: string;
    /**
     * Encode a given value into the JSON application/json body.
     *
     * @param name Name of the field.
     * @param value Value to serialize
     * @param last True if this is the last argument being serialized.
     * @return {string}        Encoded version of the argument.
     */
    encode(name: string, value: any, last: boolean): string;
}