com.sitewhere.mongodb.device.MongoDeviceEvent.java Source code

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Here is the source code for com.sitewhere.mongodb.device.MongoDeviceEvent.java

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/*
 * Copyright (c) SiteWhere, LLC. All rights reserved. http://www.sitewhere.com
 *
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */
package com.sitewhere.mongodb.device;

import java.util.Date;

import org.bson.types.ObjectId;

import com.mongodb.BasicDBObject;
import com.mongodb.DBObject;
import com.sitewhere.mongodb.common.MongoMetadataProvider;
import com.sitewhere.rest.model.device.event.DeviceEvent;
import com.sitewhere.spi.device.DeviceAssignmentType;
import com.sitewhere.spi.device.event.DeviceEventType;
import com.sitewhere.spi.device.event.IDeviceEvent;

/**
 * Used to load or save device event data to MongoDB.
 * 
 * @author dadams
 */
public class MongoDeviceEvent {

    /** Event id for events nested in other objects */
    public static final String PROP_NESTED_ID = "eventId";

    /** Event type indicator */
    public static final String PROP_EVENT_TYPE = "eventType";

    /** Property for site token */
    public static final String PROP_SITE_TOKEN = "siteToken";

    /** Property for device assignment token */
    public static final String PROP_DEVICE_ASSIGNMENT_TOKEN = "deviceAssignmentToken";

    /** Property for device assignment type */
    public static final String PROP_DEVICE_ASSIGNMENT_TYPE = "deviceAssignmentType";

    /** Property for asset module id */
    public static final String PROP_ASSET_MODULE_ID = "assetModuleId";

    /** Property for asset id */
    public static final String PROP_ASSET_ID = "assetId";

    /** Property for time measurements were taken */
    public static final String PROP_EVENT_DATE = "eventDate";

    /** Property for time measurements were received */
    public static final String PROP_RECEIVED_DATE = "receivedDate";

    /**
     * Copy information from SPI into Mongo DBObject.
     * 
     * @param source
     * @param target
     * @param isNested
     */
    public static void toDBObject(IDeviceEvent source, BasicDBObject target, boolean isNested) {
        if (isNested) {
            target.append(PROP_NESTED_ID, source.getId());
        }
        target.append(PROP_EVENT_TYPE, source.getEventType().name());
        target.append(PROP_SITE_TOKEN, source.getSiteToken());
        target.append(PROP_DEVICE_ASSIGNMENT_TOKEN, source.getDeviceAssignmentToken());
        target.append(PROP_DEVICE_ASSIGNMENT_TYPE, source.getAssignmentType().name());
        target.append(PROP_ASSET_MODULE_ID, source.getAssetModuleId());
        target.append(PROP_ASSET_ID, source.getAssetId());
        target.append(PROP_EVENT_DATE, source.getEventDate());
        target.append(PROP_RECEIVED_DATE, source.getReceivedDate());

        MongoMetadataProvider.toDBObject(source, target);
    }

    /**
     * Copy information from Mongo DBObject to model object.
     * 
     * @param source
     * @param target
     * @param isNested
     */
    public static void fromDBObject(DBObject source, DeviceEvent target, boolean isNested) {
        ObjectId id = (ObjectId) source.get("_id");
        String eventType = (String) source.get(PROP_EVENT_TYPE);
        String siteToken = (String) source.get(PROP_SITE_TOKEN);
        String assignmentToken = (String) source.get(PROP_DEVICE_ASSIGNMENT_TOKEN);
        String assignmentType = (String) source.get(PROP_DEVICE_ASSIGNMENT_TYPE);
        String assetModuleId = (String) source.get(PROP_ASSET_MODULE_ID);
        String assetId = (String) source.get(PROP_ASSET_ID);
        Date eventDate = (Date) source.get(PROP_EVENT_DATE);
        Date receivedDate = (Date) source.get(PROP_RECEIVED_DATE);

        if (id != null) {
            target.setId(id.toString());
        }
        if (isNested) {
            target.setId((String) source.get(PROP_NESTED_ID));
        }
        if (eventType != null) {
            target.setEventType(DeviceEventType.valueOf(eventType));
        }
        target.setSiteToken(siteToken);
        target.setDeviceAssignmentToken(assignmentToken);
        target.setAssetModuleId(assetModuleId);
        target.setAssetId(assetId);
        target.setEventDate(eventDate);
        target.setReceivedDate(receivedDate);

        if (assignmentType != null) {
            target.setAssignmentType(DeviceAssignmentType.valueOf(assignmentType));
        }

        MongoMetadataProvider.fromDBObject(source, target);
    }
}