org.opentestsystem.delivery.Sb11TimeZoneBuilder.java Source code

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Here is the source code for org.opentestsystem.delivery.Sb11TimeZoneBuilder.java

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/*******************************************************************************
 * Educational Online Test Delivery System
 * Copyright (c) 2013 American Institutes for Research
 *
 * Distributed under the AIR Open Source License, Version 1.0
 * See accompanying file AIR-License-1_0.txt or at
 * http://www.smarterapp.org/documents/American_Institutes_for_Research_Open_Source_Software_License.pdf
 ******************************************************************************/

package org.opentestsystem.delivery;

import java.util.List;

import javax.annotation.PostConstruct;

import org.joda.time.DateTimeZone;
import org.joda.time.tz.CachedDateTimeZone;
import org.opentestsystem.delivery.testreg.domain.ClientEntity;
import org.opentestsystem.delivery.testreg.service.TestRegPersister;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;

public class Sb11TimeZoneBuilder {

    private static final Logger LOGGER = LoggerFactory.getLogger(Sb11TimeZoneBuilder.class);

    private CachedDateTimeZone cachedDateTimeZone;

    @Autowired
    private TestRegPersister entityService;

    public DateTimeZone getDateTimeZone() {
        return cachedDateTimeZone;
    }

    public Sb11TimeZoneBuilder() {
    }

    public Sb11TimeZoneBuilder(final String timeZone) {
        cachedDateTimeZone = CachedDateTimeZone.forZone(DateTimeZone.forID(timeZone));
    }

    @PostConstruct
    public void init() {
        //default to 'user' timezone which would be local server time, which gets replaced with the client's configured TZ if found.
        cachedDateTimeZone = CachedDateTimeZone.forZone(DateTimeZone.forID(System.getProperty("user.timezone")));
        List<ClientEntity> clientEntityList = entityService.findAll(ClientEntity.FORMAT_TYPE);
        if (clientEntityList != null && !clientEntityList.isEmpty()) {
            ClientEntity clientEntity = clientEntityList.get(0);
            if (clientEntity.getTimeZone() != null && !clientEntity.getTimeZone().isEmpty()) {
                if (!DateTimeZone.getAvailableIDs().contains(clientEntity.getTimeZone())) {
                    LOGGER.error("misconfiguration (invalid timezone id): " + clientEntity.getTimeZone());
                } else {
                    cachedDateTimeZone = CachedDateTimeZone.forZone(DateTimeZone.forID(clientEntity.getTimeZone()));
                }
            }
        }
    }
}