/**
 * @fileoverview Single clinical study resource by NCT ID, bounded to a size a
 * client can hold. A resource read takes no arguments, so the caps are fixed
 * server-side and every omission is disclosed with the tool that retrieves it.
 * @module mcp-server/resources/definitions/study.resource
 */
import { z } from '@cyanheads/mcp-ts-core';
import { JsonRpcErrorCode } from '@cyanheads/mcp-ts-core/errors';
export declare const studyResource: import("@cyanheads/mcp-ts-core").ResourceDefinition<z.ZodObject<{
    nctId: z.ZodString;
}, z.core.$strip>, z.ZodObject<{
    nctId: z.ZodString;
    study: z.ZodRecord<z.ZodString, z.ZodUnknown>;
    resultsSummary: z.ZodOptional<z.ZodObject<{
        outcomeMeasures: z.ZodOptional<z.ZodNumber>;
        seriousAdverseEvents: z.ZodOptional<z.ZodNumber>;
        otherAdverseEvents: z.ZodOptional<z.ZodNumber>;
        participantFlowPeriods: z.ZodOptional<z.ZodNumber>;
        baselineMeasures: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>>;
    filtersApplied: z.ZodObject<{
        totalLocations: z.ZodOptional<z.ZodNumber>;
        locationLimit: z.ZodOptional<z.ZodNumber>;
        totalSecondaryOutcomes: z.ZodOptional<z.ZodNumber>;
        totalOtherOutcomes: z.ZodOptional<z.ZodNumber>;
        totalReferences: z.ZodOptional<z.ZodNumber>;
        outcomeLimit: z.ZodOptional<z.ZodNumber>;
        referenceLimit: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>;
    truncated: z.ZodBoolean;
    retrieval: z.ZodOptional<z.ZodObject<{
        nctId: z.ZodString;
        studyRecordTool: z.ZodString;
        studyResultsTool: z.ZodString;
    }, z.core.$strip>>;
}, z.core.$strip>, readonly [{
    readonly reason: "study_not_found";
    readonly code: JsonRpcErrorCode.NotFound;
    readonly when: "The provided NCT ID does not match any study at ClinicalTrials.gov.";
    readonly recovery: "Verify the NCT ID at clinicaltrials.gov or call clinicaltrials_search_studies to discover a valid identifier.";
    readonly thrownBy: "service";
}, {
    readonly reason: "rate_limited";
    readonly code: JsonRpcErrorCode.RateLimited;
    readonly when: "ClinicalTrials.gov answered HTTP 429 on every attempt, or the call’s time budget ran out after a 429.";
    readonly recovery: "ClinicalTrials.gov rate-limited the request after several retries; wait about a minute before trying again.";
    readonly retryable: true;
    readonly thrownBy: "service";
}, {
    readonly reason: "retry_deadline_exceeded";
    readonly code: JsonRpcErrorCode.Timeout;
    readonly when: "ClinicalTrials.gov did not answer within the read’s time budget, which covers every attempt and wait the read makes.";
    readonly recovery: "Retry after a minute or two. If the call asked for a lot at once — a large pageSize, many fields, or many nctIds — ask for less per call, or split the request across several calls.";
    readonly retryable: true;
    readonly thrownBy: "service";
}, {
    readonly reason: "upstream_timeout";
    readonly code: JsonRpcErrorCode.Timeout;
    readonly when: "ClinicalTrials.gov answered HTTP 504 (gateway timeout) or 408 (request timeout), or sent no answer within the per-attempt timeout, on every attempt.";
    readonly recovery: "Retry after a few minutes. If it fails again, narrow the request — a more specific query or filter, a smaller pageSize, or fewer fields or nctIds — so ClinicalTrials.gov has less to compute and return.";
    readonly retryable: true;
    readonly thrownBy: "service";
}, {
    readonly reason: "upstream_unavailable";
    readonly code: JsonRpcErrorCode.ServiceUnavailable;
    readonly when: "Every attempt failed on ClinicalTrials.gov’s side — HTTP 500, 502, or 503, a dropped connection or one the network gave up opening, or a 200 body that is not the JSON the route serves (an HTML page, unparseable text, the wrong shape) — or it answered with another 5xx, such as 505, or the connection was refused or its host name did not resolve, none of which is retried.";
    readonly recovery: "Retry the same call unchanged after a few minutes — the arguments were not at fault. If it keeps failing, ClinicalTrials.gov is down; tell the user rather than rewording the query.";
    readonly retryable: true;
    readonly thrownBy: "service";
}, {
    readonly reason: "upstream_rejected";
    readonly code: JsonRpcErrorCode.ServiceUnavailable;
    readonly when: "ClinicalTrials.gov refused the request with a status its API does not use for a bad query — HTTP 501, a 3xx, or a 4xx such as 401, 403, or 410 — or answered with an HTML error page in place of its own 404.";
    readonly recovery: "Do not retry the same call right away or reword it — ClinicalTrials.gov refused it for a reason unrelated to the arguments, and it will refuse again. Tell the user the registry is not serving this request, and try again later.";
    readonly retryable: false;
    readonly thrownBy: "service";
}]>;
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