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1.
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Add
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a
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new
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folder
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to
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the
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project
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named
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"Importers"
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2.
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Create
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a
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new
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class
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named
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"WaterML2TimeSeriesImporter"
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3.
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Add
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the
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following
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contents
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to
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this
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class:
Code Block |
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} using System; using System.Collections.Generic; using System.Drawing; using System.IO; using System.Linq; using System.Xml.Linq; using DelftTools.Functions; using DelftTools.Functions.Generic; using DelftTools.Shell.Core; using log4net; namespace DeltaShell.Plugin.DemoApp.Importers { public class WaterML2TimeSeriesImporter : IFileImporter { private static readonly ILog log = LogManager.GetLogger(typeof(WaterML2TimeSeriesImporter)); public string Name { get { return "WaterML2 time series importer"; } } public string Category { get { return "DemoApp importers"; } } public Bitmap Image { get { return new Bitmap(16, 16);} } public IEnumerable<Type> SupportedItemTypes { get { yield return typeof(TimeSeries); } } public bool CanImportOnRootLevel { get { return true; } } public string FileFilter { get { return "WaterML2 files|*.XML"; } } public string TargetDataDirectory { get; set; } public bool ShouldCancel { get; set; } public ImportProgressChangedDelegate ProgressChanged { get; set; } public object ImportItem(string path, object target = null) { // Check the file path if (!File.Exists(path)) { log.Error("File does not exist"); return null; } // Obtain a new time series or check the provided target for being a time series var timeSeries = target == null ? new TimeSeries { Name = Path.GetFileNameWithoutExtension(path), Components = { new Variable<double>() } } : target as TimeSeries; if (timeSeries == null) { log.Error("Target is of the wrong type (should be time series)"); return null; } // Load the XML document var doc = XDocument.Load(path); // Obtain the document elements var xElements = doc.Descendants(); // Obtain the measurement TVP tags var measurements = xElements.Where(element => element.Name.LocalName == "MeasurementTVP"); // Get the corresponding time and value for each measurement tag foreach (var measurement in measurements) { var time = DateTime.Parse(measurement.Elements().First(e => e.Name.LocalName == "time").Value); var value = double.Parse(measurement.Elements().First(e => e.Name.LocalName == "value").Value); timeSeries[time] = value; } // Return the time series return timeSeries; } } } {code} |
4.
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Register
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the
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importer
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in
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the
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application
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plugin
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class
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by
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adding
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the
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following
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code
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to
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DemoAppApplicationPlugin:
Code Block |
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} public override IEnumerable<IFileImporter> GetFileImporters() { yield return new WaterML2TimeSeriesImporter(); } {code} |
Wiki Markup |
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5. Run the application, right click on Project and click Import. Select the newly implemented importer and press OK. \[TODO: Image\] |
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Wiki Markup |
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6. Select a file bla bla bla \[TODO:Image\] |
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