public async Task <IEnumerable <string> > GetJobResponsesAsync()
{
var jobQuery = _jobClient.CreateQuery();
var results = new List <string>();
while (jobQuery.HasMoreResults)
{
results.AddRange(await jobQuery.GetNextAsJsonAsync());
}
return(results);
}
static void Main(string[] args)
{
string jobId = "DHCMD" + Guid.NewGuid().ToString();
// The query condition can also be on a single device Id or on a list of device Ids.
// https://docs.microsoft.com/en-us/azure/iot-hub/iot-hub-devguide-query-language covers
// IoT Hub query language in additional detail.
string query = $"DeviceId IN ['{deviceId}']";
Twin twin = new Twin(deviceId);
twin.Tags = new TwinCollection();
twin.Tags[TestTagName] = TestTagValue;
// *************************************** Start JobClient ***************************************
Console.WriteLine($"Create JobClient from the connectionString...");
JobClient jobClient = JobClient.CreateFromConnectionString(connectionString);
Console.WriteLine($"JobClient created with success");
Console.WriteLine();
// *************************************** Schedule twin job ***************************************
Console.WriteLine($"Schedule twin job {jobId} for {deviceId}...");
JobResponse createJobResponse = jobClient.ScheduleTwinUpdateAsync(
jobId, query, twin, DateTime.UtcNow, (long)TimeSpan.FromMinutes(2).TotalSeconds).Result;
Console.WriteLine($"Schedule response");
Console.WriteLine(JsonConvert.SerializeObject(createJobResponse, Formatting.Indented));
Console.WriteLine();
// *************************************** Get all Jobs ***************************************
IEnumerable <JobResponse> queryResults = jobClient.CreateQuery().GetNextAsJobResponseAsync().Result;
var getJobs = queryResults.ToList();
Console.WriteLine($"getJobs return {getJobs.Count} result(s)");
foreach (JobResponse job in getJobs)
{
Console.WriteLine(JsonConvert.SerializeObject(job, Formatting.Indented));
if (job.Status != JobStatus.Completed)
{
Console.WriteLine($"Incorrect query jobs result");
return;
}
}
Console.WriteLine();
// *************************************** Check completion ***************************************
Console.WriteLine($"Monitoring jobClient for job completion...");
JobResponse jobResponse = jobClient.GetJobAsync(jobId).Result;
Console.WriteLine($"First result");
Console.WriteLine(JsonConvert.SerializeObject(jobResponse, Formatting.Indented));
while (jobResponse.Status != JobStatus.Completed)
{
Task.Delay(TimeSpan.FromMilliseconds(100));
jobResponse = jobClient.GetJobAsync(jobId).Result;
}
Console.WriteLine($"Job ends with status {jobResponse.Status}");
}
public async Task RunSampleAsync()
{
string jobId = "JOBSAMPLE" + Guid.NewGuid().ToString();
// The query condition can also be on a single device Id or on a list of device Ids.
// https://docs.microsoft.com/en-us/azure/iot-hub/iot-hub-devguide-query-language covers
// IoT Hub query language in additional detail.
//string query = $"DeviceId IN ['{DeviceId}']";
string query = $"*";
var twin = new Twin(DeviceId)
{
Tags = new TwinCollection()
};
twin.Tags[TestTagName] = TestTagValue;
// *************************************** Schedule twin job ***************************************
Console.WriteLine($"Schedule twin job {jobId} for {DeviceId}...");
JobResponse createJobResponse = await _jobClient
.ScheduleTwinUpdateAsync(
jobId,
query,
twin,
DateTime.UtcNow,
(long)TimeSpan.FromMinutes(2).TotalSeconds)
.ConfigureAwait(false);
Console.WriteLine("Schedule response");
Console.WriteLine(JsonSerializer.Serialize(createJobResponse, new JsonSerializerOptions {
WriteIndented = true
}));
Console.WriteLine();
// *************************************** Get all Jobs ***************************************
IEnumerable <JobResponse> queryResults = await _jobClient.CreateQuery().GetNextAsJobResponseAsync().ConfigureAwait(false);
List <JobResponse> getJobs = queryResults.ToList();
Console.WriteLine($"getJobs return {getJobs.Count} result(s)");
foreach (JobResponse job in getJobs)
{
Console.WriteLine(JsonSerializer.Serialize(job, new JsonSerializerOptions {
WriteIndented = true
}));
}
Console.WriteLine();
// *************************************** Check completion ***************************************
Console.WriteLine("Monitoring jobClient for job completion...");
JobResponse jobResponse = await _jobClient.GetJobAsync(jobId).ConfigureAwait(false);
Console.WriteLine("First result");
Console.WriteLine(JsonSerializer.Serialize(jobResponse, new JsonSerializerOptions {
WriteIndented = true
}));
Console.Write("Waiting for completion ");
while (jobResponse.Status != JobStatus.Completed)
{
Console.Write(". ");
await Task.Delay(TimeSpan.FromMilliseconds(500));
jobResponse = await _jobClient.GetJobAsync(jobId).ConfigureAwait(false);
}
Console.WriteLine("DONE");
Console.WriteLine($"Job ends with status {jobResponse.Status}");
}