azurite/dist/src/blob/lease/LeaseFactory.js

An open source Azure Storage API compatible server

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
const models_1 = require("../generated/artifacts/models");
const LeaseAvailableState_1 = tslib_1.__importDefault(require("./LeaseAvailableState"));
const LeaseBreakingState_1 = tslib_1.__importDefault(require("./LeaseBreakingState"));
const LeaseBrokenState_1 = tslib_1.__importDefault(require("./LeaseBrokenState"));
const LeaseExpiredState_1 = tslib_1.__importDefault(require("./LeaseExpiredState"));
const LeaseLeasedState_1 = tslib_1.__importDefault(require("./LeaseLeasedState"));
class LeaseFactory {
    static createLeaseState(lease, context) {
        if (context.startTime === undefined) {
            throw new RangeError(`LeaseFactory:createLeaseState() context.startTime should not be undefined.`);
        }
        if (lease.leaseState === models_1.LeaseStateType.Available ||
            lease.leaseState === undefined) {
            return new LeaseAvailableState_1.default(lease, context);
        }
        if (lease.leaseState === models_1.LeaseStateType.Leased) {
            if (lease.leaseExpireTime === undefined ||
                context.startTime < lease.leaseExpireTime) {
                return new LeaseLeasedState_1.default(lease, context);
            }
            else {
                return new LeaseExpiredState_1.default(lease, context);
            }
        }
        if (lease.leaseState === models_1.LeaseStateType.Expired) {
            return new LeaseExpiredState_1.default(lease, context);
        }
        if (lease.leaseState === models_1.LeaseStateType.Breaking) {
            if (lease.leaseBreakTime === undefined) {
                throw new RangeError(`LeaseFactory:createLeaseState() leaseBreakTime should not be undefined when leaseState is ${models_1.LeaseStateType.Breaking}.`);
            }
            if (context.startTime < lease.leaseBreakTime) {
                return new LeaseBreakingState_1.default(lease, context);
            }
            else {
                return new LeaseBrokenState_1.default(lease, context);
            }
        }
        if (lease.leaseState === models_1.LeaseStateType.Broken) {
            return new LeaseBrokenState_1.default(lease, context);
        }
        throw new RangeError(`LeaseFactory:createLeaseState() Cannot create LeaseState instance from lease ${JSON.stringify(lease)}`);
    }
}
exports.default = LeaseFactory;
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