/// <summary>
/// Search openHistorian for a target.
/// </summary>
/// <param name="request">Search target.</param>
public Task<string[]> Search(Target request)
{
// TODO: Make openHistorian Grafana data source metric query more interactive, adding drop-downs and/or query builders
// For now, just return a truncated list of tag names
return Task.Factory.StartNew(() =>
{
return Metadata.Tables["ActiveMeasurements"]
.Select($"ID LIKE '{InstanceName}:%'")
.Take(MaximumSearchTargetsPerRequest)
.Select(row => $"{row["PointTag"]}")
.ToArray();
});
}
/// <summary>
/// Search openHistorian for a target.
/// </summary>
/// <param name="request">Search target.</param>
public async Task<string[]> Search(Target request)
{
return await m_dataSource.Search(request);
}
/// <summary>
/// Search openHistorian for a target.
/// </summary>
/// <param name="request">Search target.</param>
public Task<string[]> Search(Target request)
{
return Task.Factory.StartNew(() =>
{
return Metadata.Tables["ActiveMeasurements"]
.Select($"ID LIKE '{InstanceName}:%'")
.Take(MaximumSearchTargetsPerRequest)
.Select(row => $"{row["ID"]}")
.ToArray();
});
}
/// <summary>
/// Search openHistorian for a target.
/// </summary>
/// <param name="request">Search target.</param>
public Task<string[]> Search(Target request)
{
return m_dataSource.Search(request);
}