bsp-network
Version:
SDK for writing node.js applications to interact with bsp network. This package encapsulates the APIs to connect to a bsp network, submit transactions and perform queries against the ledger.
39 lines • 1.38 kB
JavaScript
;
/**
* Copyright 2018, 2019 IBM All Rights Reserved.
*
* SPDX-License-Identifier: Apache-2.0
*/
Object.defineProperty(exports, "__esModule", { value: true });
const transactioneventstrategy_1 = require("./transactioneventstrategy");
const Logger = require("../../logger");
const logger = Logger.getLogger('AnyForTxStrategy');
/**
* Event handling strategy that:
* - Waits for first successful reponse from an event service.
* - Fails if all responses are errors.
* - Succeeds if any reponses are successful.
*
* Instances of the strategy are stateful and must only be used for a single transaction.
* @private
* @class
*/
class AnyForTxStrategy extends transactioneventstrategy_1.TransactionEventStrategy {
checkCompletion(counts, successFn, failFn) {
const method = 'checkCompletion';
logger.debug('%s:%j:', method, counts);
const isAllResponsesReceived = (counts.success + counts.fail === counts.expected);
if (counts.success > 0) {
logger.debug('%s: success', method);
successFn();
}
else if (isAllResponsesReceived) {
failFn(new Error('No successful events received'));
}
else {
logger.debug('%s - not complete', method);
}
}
}
exports.AnyForTxStrategy = AnyForTxStrategy;
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