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

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Here is the source code for com.sitewhere.mongodb.device.MongoDeviceElementMapping.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 com.mongodb.BasicDBObject;
import com.mongodb.DBObject;
import com.sitewhere.mongodb.MongoConverter;
import com.sitewhere.rest.model.device.DeviceElementMapping;
import com.sitewhere.spi.device.IDeviceElementMapping;

/**
 * Used to load or save device element mapping data to MongoDB.
 * 
 * @author dadams
 */
public class MongoDeviceElementMapping implements MongoConverter<IDeviceElementMapping> {

    /** Property for device element schema path */
    public static final String PROP_DEVICE_ELEMENT_SCHEMA_PATH = "deviceElementSchemaPath";

    /** Property for mapped hardware id */
    public static final String PROP_HARDWARE_ID = "hardwareId";

    /*
     * (non-Javadoc)
     * 
     * @see com.sitewhere.mongodb.MongoConverter#convert(java.lang.Object)
     */
    @Override
    public BasicDBObject convert(IDeviceElementMapping source) {
        return MongoDeviceElementMapping.toDBObject(source);
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sitewhere.mongodb.MongoConverter#convert(com.mongodb.DBObject)
     */
    @Override
    public IDeviceElementMapping convert(DBObject source) {
        return MongoDeviceElementMapping.fromDBObject(source);
    }

    /**
     * Copy information from SPI into Mongo DBObject.
     * 
     * @param source
     * @param target
     */
    public static void toDBObject(IDeviceElementMapping source, BasicDBObject target) {
        target.append(PROP_DEVICE_ELEMENT_SCHEMA_PATH, source.getDeviceElementSchemaPath());
        target.append(PROP_HARDWARE_ID, source.getHardwareId());
    }

    /**
     * Copy information from Mongo DBObject to model object.
     * 
     * @param source
     * @param target
     */
    public static void fromDBObject(DBObject source, DeviceElementMapping target) {
        String path = (String) source.get(PROP_DEVICE_ELEMENT_SCHEMA_PATH);
        String hardwareId = (String) source.get(PROP_HARDWARE_ID);

        target.setDeviceElementSchemaPath(path);
        target.setHardwareId(hardwareId);
    }

    /**
     * Convert SPI object to Mongo DBObject.
     * 
     * @param source
     * @return
     */
    public static BasicDBObject toDBObject(IDeviceElementMapping source) {
        BasicDBObject result = new BasicDBObject();
        MongoDeviceElementMapping.toDBObject(source, result);
        return result;
    }

    /**
     * Convert a DBObject into the SPI equivalent.
     * 
     * @param source
     * @return
     */
    public static DeviceElementMapping fromDBObject(DBObject source) {
        DeviceElementMapping result = new DeviceElementMapping();
        MongoDeviceElementMapping.fromDBObject(source, result);
        return result;
    }
}