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Direktori : /home/opti/workflow/node_modules/aws-sdk/lib/services/ |
Current File : /home/opti/workflow/node_modules/aws-sdk/lib/services/dynamodb.js |
var AWS = require('../core'); AWS.util.update(AWS.DynamoDB.prototype, { /** * @api private */ setupRequestListeners: function setupRequestListeners(request) { if (request.service.config.dynamoDbCrc32) { request.addListener('extractData', this.checkCrc32); } }, /** * @api private */ checkCrc32: function checkCrc32(resp) { if (!resp.request.service.crc32IsValid(resp)) { resp.error = AWS.util.error(new Error(), { code: 'CRC32CheckFailed', message: 'CRC32 integrity check failed', retryable: true }); } }, /** * @api private */ crc32IsValid: function crc32IsValid(resp) { var crc = resp.httpResponse.headers['x-amz-crc32']; if (!crc) return true; // no (valid) CRC32 header return parseInt(crc, 10) === AWS.util.crypto.crc32(resp.httpResponse.body); }, /** * @api private */ defaultRetryCount: 10, /** * @api private */ retryDelays: function retryDelays() { var retryCount = this.numRetries(); var delays = []; for (var i = 0; i < retryCount; ++i) { if (i === 0) { delays.push(0); } else { delays.push(50 * Math.pow(2, i - 1)); } } return delays; } });