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All Data Items to XML

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This script finds all the data items both current and historical on all the assets of a model and outputs them as XML.

Parameters:

  1. model_name
  2. from_time
  3. to_time

import com.axeda.drm.sdk.Context

import com.axeda.drm.sdk.device.ModelFinder

import com.axeda.drm.sdk.device.Model

import com.axeda.drm.sdk.device.DeviceFinder

import com.axeda.drm.sdk.data.CurrentDataFinder

import com.axeda.drm.sdk.device.Device

import com.axeda.drm.sdk.data.HistoricalDataFinder

import groovy.xml.MarkupBuilder

/*

* AllDataItems2XML.groovy

*

* Find all the historical and current data items for all assets in a given model.

*

* @param model_name        -   (REQ):Str name of the model.

* @param from_time         -   (REQ):Long millisecond timestamp to begin query from.

* @param to_time           -   (REQ):Long millisecond timestamp to end query at.

*

* @note from_time and to_time should be provided because it limits the query size.

*

* @author Sara Streeter <sstreeter@axeda.com>

*/

def response = [:]

def writer = new StringWriter()

def xml = new MarkupBuilder(writer)

// measure the script run time

def timeProfiles = [:]

def scriptStartTime = new Date()

try {

// getUserContext is supported as of release 6.1.5 and higher

    final def CONTEXT = Context.getUserContext()

// confirm that required parameters have been provided

    validateParameters(actual: parameters, expected: ["model_name", "from_time", "to_time"])

// find the model

    def modelFinder = new ModelFinder(CONTEXT)

    modelFinder.setName(parameters.model_name)

    Model model = modelFinder.findOne()

// throw exception if no model found

    if (!model) {

        throw new Exception("No model found for ${parameters.model_name}.")

    }

// find all assets of that model

    def assetFinder = new DeviceFinder(CONTEXT)

    assetFinder.setModel(model)

    def assets = assetFinder.findAll()

// find the current and historical data values for each asset

//note: since device will be set on the datafinders going forward, a dummy device is set on instantiation which is not actually stored

    def currentDataFinder = new CurrentDataFinder(CONTEXT, new Device(CONTEXT, "placeholder", model))

    def historicalDataFinder = new HistoricalDataFinder(CONTEXT, new Device(CONTEXT, "placeholder", model))

    historicalDataFinder.startDate = new Date(parameters.from_time as Long)

    historicalDataFinder.endDate = new Date(parameters.to_time as Long)

// assemble the response

    xml.Response(){

        assets.each { Device asset ->

            currentDataFinder.device = asset

            def currentValueList = currentDataFinder.find()

            historicalDataFinder.device = asset

            def valueList = historicalDataFinder.find()

            Asset(){

                    id(asset.id.value)

                    name( asset.name)

                    serial_number(asset.serialNumber)

                    model_id( asset.model.id.value)

                    model_name(asset.model.name)

                    current_data(){

                        currentValueList.each{ data ->

                        timestamp( data?.getTimestamp()?.format("yyyyMMdd HH:mm"))

                         name(data?.dataItem?.name)

                         value( data?.asString())

                    }}

                    historical_data(){

                        valueList.each { data ->

                        timestamp( data?.getTimestamp()?.format("yyyyMMdd HH:mm"))

                         name(data?.dataItem?.name)

                         value( data?.asString())

                    }}

            }

        }

    }

} catch (def ex) {

      xml.Response() {

    Fault {

          Code('Groovy Exception')

          Message(ex.getMessage())

          StringWriter sw = new StringWriter();

          PrintWriter pw = new PrintWriter(sw);

          ex.printStackTrace(pw);

          Detail(sw.toString())

        }

      }

}

return ['Content-Type': 'text/xml', 'Content': writer.toString()]

private Map createTimeProfile(String label, Date startTime, Date endTime) {

    [

            (label): [

                    startTime: [timestamp: startTime.time, readable: startTime.toString()],

                    endTime: [timestamp: endTime.time, readable: endTime.toString()],

                    profile: [

                            elapsed_millis: endTime.time - startTime.time,

                            elapsed_secs: (endTime.time - startTime.time) / 1000

                    ]

            ]

    ]

}

private validateParameters(Map args) {

    if (!args.containsKey("actual")) {

        throw new Exception("validateParameters(args) requires 'actual' key.")

    }

    if (!args.containsKey("expected")) {

        throw new Exception("validateParameters(args) requires 'expected' key.")

    }

    def config = [

            require_username: false

    ]

    Map actualParameters = args.actual.clone() as Map

    List expectedParameters = args.expected

    config.each { key, value ->

        if (args.options?.containsKey(key)) {

            config[key] = args.options[key]

        }

    }

    if (!config.require_username) { actualParameters.remove("username") }

    expectedParameters.each { paramName ->

        if (!actualParameters.containsKey(paramName) || !actualParameters[paramName]) {

            throw new IllegalArgumentException(

                    "Parameter '${paramName}' was not found in the query; '${paramName}' is a reqd. parameter.")

        }

    }

}

Sample Output:

<Response>

  <Asset>

  <id>2864</id>

  <name>keg24</name>

  <serial_number>keg24</serial_number>

  <model_id>1081</model_id>

  <model_name>Kegerator</model_name>

  <current_data>

  <timestamp>20111103 14:44</timestamp>

  <name>currKegPercentage</name>

  <value>34.0</value>

  <timestamp>20111103 14:38</timestamp>

  <name>currTempF</name>

  <value>43.0</value>

  </current_data>

  <historical_data />

  </Asset>

  <Asset>

  <id>2861</id>

  <name>keg28</name>

  <serial_number>keg28</serial_number>

  <model_id>1081</model_id>

  <model_name>Kegerator</model_name>

  <current_data>

  <timestamp />

  <name>currKegPercentage</name>

  <value>?</value>

  <timestamp>20111103 14:21</timestamp>

  <name>currTempF</name>

  <value>43.0</value>

  </current_data>

  <historical_data />

  </Asset>

  <Asset>

  <id>2863</id>

  <name>keg21</name>

  <serial_number>keg21</serial_number>

  <model_id>1081</model_id>

  <model_name>Kegerator</model_name>

  <current_data>

  <timestamp />

  <name>currKegPercentage</name>

  <value>?</value>

  <timestamp>20111103 14:39</timestamp>

  <name>currTempF</name>

  <value>42.0</value>

  </current_data>

  <historical_data />

  </Asset>

  <Asset>

  <id>2862</id>

  <name>keg25</name>

  <serial_number>keg25</serial_number>

  <model_id>1081</model_id>

  <model_name>Kegerator</model_name>

  <current_data>

  <timestamp>20111103 14:36</timestamp>

  <name>currKegPercentage</name>

  <value>34.0</value>

  <timestamp />

  <name>currTempF</name>

  <value>?</value>

  </current_data>

  <historical_data />

  </Asset>

  <Asset>

  <id>2867</id>

  <name>keg29</name>

  <serial_number>keg29</serial_number>

  <model_id>1081</model_id>

  <model_name>Kegerator</model_name>

  <current_data>

  <timestamp>20111103 14:48</timestamp>

  <name>currKegPercentage</name>

  <value>35.0</value>

  <timestamp />

  <name>currTempF</name>

  <value>?</value>

  </current_data>

  <historical_data />

  </Asset>

  <Asset>

  <id>2865</id>

  <name>keg27</name>

  <serial_number>keg27</serial_number>

  <model_id>1081</model_id>

  <model_name>Kegerator</model_name>

  <current_data>

  <timestamp>20111103 14:39</timestamp>

  <name>currKegPercentage</name>

  <value>34.0</value>

  <timestamp>20111103 14:44</timestamp>

  <name>currTempF</name>

  <value>42.0</value>

  </current_data>

  <historical_data />

  </Asset>

  <Asset>

  <id>2866</id>

  <name>keg23</name>

  <serial_number>keg23</serial_number>

  <model_id>1081</model_id>

  <model_name>Kegerator</model_name>

  <current_data>

  <timestamp>20111103 14:46</timestamp>

  <name>currKegPercentage</name>

  <value>34.0</value>

  <timestamp />

  <name>currTempF</name>

  <value>?</value>

  </current_data>

  <historical_data />

  </Asset>

</Response>

Version history
Last update:
‎May 10, 2016 12:21 PM
Updated by:
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