58 lines
2.5 KiB
JavaScript
58 lines
2.5 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.GetMoreOperation = void 0;
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const error_1 = require("../error");
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const utils_1 = require("../utils");
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const operation_1 = require("./operation");
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/** @internal */
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class GetMoreOperation extends operation_1.AbstractOperation {
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constructor(ns, cursorId, server, options) {
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super(options);
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this.options = options;
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this.ns = ns;
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this.cursorId = cursorId;
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this.server = server;
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}
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/**
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* Although there is a server already associated with the get more operation, the signature
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* for execute passes a server so we will just use that one.
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*/
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execute(server, session, callback) {
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if (server !== this.server) {
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return callback(new error_1.MongoRuntimeError('Getmore must run on the same server operation began on'));
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}
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if (this.cursorId == null || this.cursorId.isZero()) {
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return callback(new error_1.MongoRuntimeError('Unable to iterate cursor with no id'));
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}
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const collection = this.ns.collection;
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if (collection == null) {
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// Cursors should have adopted the namespace returned by MongoDB
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// which should always defined a collection name (even a pseudo one, ex. db.aggregate())
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return callback(new error_1.MongoRuntimeError('A collection name must be determined before getMore'));
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}
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const getMoreCmd = {
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getMore: this.cursorId,
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collection
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};
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if (typeof this.options.batchSize === 'number') {
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getMoreCmd.batchSize = Math.abs(this.options.batchSize);
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}
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if (typeof this.options.maxAwaitTimeMS === 'number') {
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getMoreCmd.maxTimeMS = this.options.maxAwaitTimeMS;
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}
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// we check for undefined specifically here to allow falsy values
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// eslint-disable-next-line no-restricted-syntax
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if (this.options.comment !== undefined && (0, utils_1.maxWireVersion)(server) >= 9) {
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getMoreCmd.comment = this.options.comment;
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}
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const commandOptions = {
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returnFieldSelector: null,
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documentsReturnedIn: 'nextBatch',
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...this.options
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};
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server.command(this.ns, getMoreCmd, commandOptions, callback);
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}
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}
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exports.GetMoreOperation = GetMoreOperation;
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(0, operation_1.defineAspects)(GetMoreOperation, [operation_1.Aspect.READ_OPERATION, operation_1.Aspect.MUST_SELECT_SAME_SERVER]);
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//# sourceMappingURL=get_more.js.map
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