72 lines
2.0 KiB
JavaScript
72 lines
2.0 KiB
JavaScript
'use strict';
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var util = require('util');
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var QueryBase = require('./query_base');
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var Query = require('./query');
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var Fallback = require('./fallback');
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var jobStatus = require('../../job_status');
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function QueryFallback(job, index) {
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QueryBase.call(this, index);
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this.init(job, index);
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}
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util.inherits(QueryFallback, QueryBase);
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QueryFallback.is = function (query) {
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if (Query.is(query)) {
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return true;
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}
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return false;
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};
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QueryFallback.prototype.init = function (job, index) {
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this.query = new Query(index);
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if (Fallback.is(job.query.query[index])) {
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this.fallback = new Fallback(index);
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}
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};
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QueryFallback.prototype.getNextQuery = function (job) {
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if (this.query.hasNextQuery(job)) {
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return this.query.getNextQuery(job);
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}
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if (this.fallback && this.fallback.hasNextQuery(job)) {
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return this.fallback.getNextQuery(job);
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}
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};
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QueryFallback.prototype.setStatus = function (status, job, previous, errorMesssage) {
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// jshint maxcomplexity: 9
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var isValid = false;
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var appliedToFallback = false;
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if (previous.isValid && !previous.appliedToFallback) {
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if (status === jobStatus.FAILED || status === jobStatus.CANCELLED) {
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this.query.setStatus(jobStatus.SKIPPED, job, errorMesssage);
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if (this.fallback) {
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this.fallback.setStatus(jobStatus.SKIPPED, job);
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}
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}
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} else if (!previous.isValid) {
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isValid = this.query.setStatus(status, job, errorMesssage);
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if (this.fallback) {
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if (!isValid) {
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isValid = this.fallback.setStatus(status, job, errorMesssage);
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appliedToFallback = true;
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} else if (isValid && this.isFinalStatus(status) && !this.fallback.hasNextQuery(job)) {
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this.fallback.setStatus(jobStatus.SKIPPED, job);
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}
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}
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}
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return { isValid: isValid, appliedToFallback: appliedToFallback };
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};
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module.exports = QueryFallback;
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