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LocalGeoprocessingService Constructor (String, GeoprocessingServiceType)

Initializes a new instance of the LocalGeoprocessingService class based on the provided path to a geoprocessing package and service type.

Namespace:  Esri.ArcGISRuntime.LocalServices
Assembly:  Esri.ArcGISRuntime.LocalServices (in Esri.ArcGISRuntime.LocalServices.dll) Version:
public LocalGeoprocessingService(
	string path,
	GeoprocessingServiceType serviceType


Type: SystemString
A String representing the path to a geoprocessing package.
Type: Esri.ArcGISRuntime.LocalServicesGeoprocessingServiceType
A GeoprocessingServiceType representing the service type.
ArgumentExceptionInvalid value specified for path.


Example Name: LocalServerGeoprocessing

Create contour lines from local raster data using a local geoprocessing package `.gpk` and the contour geoprocessing tool.

Code example screen shot.

// Copyright 2018 Esri.
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
// Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific
// language governing permissions and limitations under the License.

using ArcGISRuntime.Samples.Managers;
using Esri.ArcGISRuntime.LocalServices;
using Esri.ArcGISRuntime.Mapping;
using Esri.ArcGISRuntime.Tasks;
using Esri.ArcGISRuntime.Tasks.Geoprocessing;
using System;
using System.IO;
using System.Windows;
using System.Windows.Controls;

namespace ArcGISRuntime.WPF.Samples.LocalServerGeoprocessing
        "Local Server geoprocessing",
        "Local Server",
        "This sample demonstrates how to perform geoprocessing tasks using Local Server.",
        "This sample depends on the local server being installed and configured. See for details and instructions.\nSample data is loaded in the background.\nNote that the functionality used by this sample requires that Geoprocessing packages be enabled in the ArcGISLocalServer.AGSDeployment file that is included in your project. See [Create a Local Server deployment]( for more information.")]
    [ArcGISRuntime.Samples.Shared.Attributes.OfflineData("f7c7b4a30fb9415896ba0d1921fe014b", "da9e565a52ca41c1937cff1a01017068")]
    public partial class LocalServerGeoprocessing
        // Hold a reference to the local geoprocessing service
        private LocalGeoprocessingService _gpService;

        // Hold a reference to the task
        private GeoprocessingTask _gpTask;

        // Hold a reference to the job
        private GeoprocessingJob _gpJob;

        public LocalServerGeoprocessing()

            // set up the sample

        private async void Initialize()
            // Create a map and add it to the view
            MyMapView.Map = new Map(Basemap.CreateLightGrayCanvasVector());

            // Load the tiled layer and get the path
            string rasterPath = GetRasterPath();

            // Create a tile cache using the path to the raster
            TileCache myTileCache = new TileCache(rasterPath);

            // Create the tiled layer from the tile cache
            ArcGISTiledLayer tiledLayer = new ArcGISTiledLayer(myTileCache);

            // Try to load the tiled layer
                // Wait for the layer to load
                await tiledLayer.LoadAsync();

                // Zoom to extent of the tiled layer
                await MyMapView.SetViewpointGeometryAsync(tiledLayer.FullExtent);
            catch (Exception)
                MessageBox.Show("Couldn't load the tile package, ending sample load.");

            // Add the layer to the map

            // Try to start Local Server
                // LocalServer must not be running when setting the data path.
                if (LocalServer.Instance.Status == LocalServerStatus.Started)
                    await LocalServer.Instance.StopAsync();

                // Set the local data path - must be done before starting. On most systems, this will be C:\EsriSamples\AppData.
                // This path should be kept short to avoid Windows path length limitations.
                string tempDataPathRoot = Directory.GetParent(Environment.GetFolderPath(Environment.SpecialFolder.Windows)).FullName;
                string tempDataPath = Path.Combine(tempDataPathRoot, "EsriSamples", "AppData");
                Directory.CreateDirectory(tempDataPath); // CreateDirectory won't overwrite if it already exists.
                LocalServer.Instance.AppDataPath = tempDataPath;

                // Start the local server instance
                await LocalServer.Instance.StartAsync();
            catch (Exception ex)
                MessageBox.Show(String.Format("Please ensure that local server is installed prior to using the sample. See instructions in Message: {0}", ex.Message), "Local Server failed to start");

            // Get the path to the geoprocessing task
            string gpServiceUrl = GetGpPath();

            // Create the geoprocessing service
            _gpService = new LocalGeoprocessingService(gpServiceUrl, GeoprocessingServiceType.AsynchronousSubmitWithMapServiceResult);

            // Take action once the service loads
            _gpService.StatusChanged += GpServiceOnStatusChanged;

            // Try to start the service
                // Start the service
                await _gpService.StartAsync();
            catch (Exception)
                MessageBox.Show("geoprocessing service failed to start.");

        private async void GpServiceOnStatusChanged(object sender, StatusChangedEventArgs statusChangedEventArgs)
            // Return if the server hasn't started
            if (statusChangedEventArgs.Status != LocalServerStatus.Started) return;

            // Create the geoprocessing task from the service
            _gpTask = await GeoprocessingTask.CreateAsync(new Uri(_gpService.Url + "/Contour"));

            // Update UI
            MyUpdateContourButton.IsEnabled = true;
            MyLoadingIndicator.Visibility = Visibility.Collapsed;

        private void GenerateContours()
            // Show the progress bar
            MyLoadingIndicator.Visibility = Visibility.Visible;
            MyLoadingIndicator.IsIndeterminate = false;

            // Create the geoprocessing parameters
            GeoprocessingParameters gpParams = new GeoprocessingParameters(GeoprocessingExecutionType.AsynchronousSubmit);

            // Add the interval parameter to the geoprocessing parameters
            gpParams.Inputs["ContourInterval"] = new GeoprocessingDouble(MyContourSlider.Value);

            // Create the job
            _gpJob = _gpTask.CreateJob(gpParams);

            // Update the UI when job progress changes
            _gpJob.ProgressChanged += (sender, args) =>
                 Dispatcher.Invoke(() => { MyLoadingIndicator.Value = _gpJob.Progress; });

            // Be notified when the task completes (or other change happens)
            _gpJob.JobChanged += GpJobOnJobChanged;

            // Start the job

        private async void GpJobOnJobChanged(object o, EventArgs eventArgs)
            // Show message if job failed
            if (_gpJob.Status == JobStatus.Failed)
                MessageBox.Show("Job Failed");

            // Return if not succeeded
            if (_gpJob.Status != JobStatus.Succeeded) { return; }

            // Get the URL to the map service
            string gpServiceResultUrl = _gpService.Url.ToString();

            // Get the URL segment for the specific job results
            string jobSegment = "MapServer/jobs/" + _gpJob.ServerJobId;

            // Update the URL to point to the specific job from the service
            gpServiceResultUrl = gpServiceResultUrl.Replace("GPServer", jobSegment);

            // Create a map image layer to show the results
            ArcGISMapImageLayer myMapImageLayer = new ArcGISMapImageLayer(new Uri(gpServiceResultUrl));

            // Load the layer
            await myMapImageLayer.LoadAsync();

            // This is needed because the event comes from outside of the UI thread
            Dispatcher.Invoke(() =>
                // Add the layer to the map

                // Hide the progress bar
                MyLoadingIndicator.Visibility = Visibility.Collapsed;

                // Disable the generate button
                MyUpdateContourButton.IsEnabled = false;

                // Enable the reset button
                MyResetButton.IsEnabled = true;

        private static string GetRasterPath()
            return DataManager.GetDataFolder("f7c7b4a30fb9415896ba0d1921fe014b", "RasterHillshade.tpk");

        private static string GetGpPath()
            return DataManager.GetDataFolder("da9e565a52ca41c1937cff1a01017068", "Contour.gpk");

        private void MyResetButton_OnClick(object sender, RoutedEventArgs e)
            // Remove the contour

            // Enable the generate button
            MyUpdateContourButton.IsEnabled = true;

            // Disable the reset button
            MyResetButton.IsEnabled = false;

        private void MyUpdateContourButton_OnClick(object sender, RoutedEventArgs e)
            // Disable the generate button
            ((Button)sender).IsEnabled = false;

            // Generate the contours
<UserControl x:Class="ArcGISRuntime.WPF.Samples.LocalServerGeoprocessing.LocalServerGeoprocessing"
        <esri:MapView x:Name="MyMapView" />
        <Border Style="{StaticResource BorderStyle}">
                    <RowDefinition Height="auto" />
                    <RowDefinition Height="auto" />
                    <RowDefinition Height="auto" />
                    <RowDefinition Height="auto" />
                    <ColumnDefinition Width="2*" />
                    <ColumnDefinition Width="*" />
                    <ColumnDefinition Width="*" />
                    Text="Use the slider to select a contour interval (height difference between contour lines). Use the buttons to update or clear the contours."
                    Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="3"
                    FontWeight="SemiBold" TextWrapping="Wrap" />
                <ProgressBar x:Name="MyLoadingIndicator"
                             Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="3"
                             Height="15" Margin="0,5,0,0"
                             IsIndeterminate="True" />
                <Slider x:Name="MyContourSlider"
                        Grid.Row="2" Grid.Column="0" Grid.ColumnSpan="2"
                        VerticalAlignment="Center" Margin="0,5,0,0"
                        Minimum="50" Maximum="350" />
                <TextBlock x:Name="MyContourDepthLabel"
                           Grid.Row="2" Grid.Column="2"
                           VerticalAlignment="Center" Margin="0,5,0,0"
                           Text="{Binding Value, ElementName=MyContourSlider, StringFormat=N2}" />
                <Button x:Name="MyUpdateContourButton"
                        Grid.Row="3" Grid.Column="0"
                        Click="MyUpdateContourButton_OnClick" />
                <Button x:Name="MyResetButton"
                        Grid.Row="3" Grid.Column="1" Grid.ColumnSpan="2"
                        Click="MyResetButton_OnClick" />
See Also
Additional Examples
Hyperlink to ExampleDescription
LocalServerGeoprocessingCreate contour lines from local raster data using a local geoprocessing package `.gpk` and the contour geoprocessing tool.