/// <summary>Snippet for ExportEntities</summary>
public void ExportEntitiesRequestObject()
{
// Snippet: ExportEntities(ExportEntitiesRequest, CallSettings)
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
ExportEntitiesRequest request = new ExportEntitiesRequest
{
ProjectId = "",
Labels = { { "", "" }, },
EntityFilter = new EntityFilter(),
OutputUrlPrefix = "",
};
// Make the request
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> response = datastoreAdminClient.ExportEntities(request);
// Poll until the returned long-running operation is complete
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> completedResponse = response.PollUntilCompleted();
// Retrieve the operation result
ExportEntitiesResponse result = completedResponse.Result;
// Or get the name of the operation
string operationName = response.Name;
// This name can be stored, then the long-running operation retrieved later by name
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> retrievedResponse = datastoreAdminClient.PollOnceExportEntities(operationName);
// Check if the retrieved long-running operation has completed
if (retrievedResponse.IsCompleted)
{
// If it has completed, then access the result
ExportEntitiesResponse retrievedResult = retrievedResponse.Result;
}
// End snippet
}
public string ExportEntities(
string projectId = "your-project-id",
string outputUrlPrefix = "gs://your-bucket-name",
string kind = "Task",
string namespaceId = "default")
{
// [START datastore_admin_client_create]
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// [END datastore_admin_client_create]
IDictionary <string, string> labels = new Dictionary <string, string> {
{ "cloud_datastore_samples", "true" },
};
EntityFilter entityFilter = new EntityFilter
{
Kinds = { kind },
NamespaceIds = { namespaceId }
};
var response = datastoreAdminClient.ExportEntities(projectId, labels, entityFilter, outputUrlPrefix);
// Poll until the returned long-running operation is complete
var completedResponse = response.PollUntilCompleted();
if (completedResponse.IsFaulted)
{
Console.WriteLine($"Error while Exporting Entities: {completedResponse.Exception}");
throw completedResponse.Exception;
}
Console.WriteLine($"Entities exported successfully.");
ExportEntitiesResponse result = completedResponse.Result;
return(result.OutputUrl);
}
/// <summary>Snippet for ExportEntitiesAsync</summary>
public async Task ExportEntitiesAsync()
{
// Snippet: ExportEntitiesAsync(string, IDictionary<string,string>, EntityFilter, string, CallSettings)
// Additional: ExportEntitiesAsync(string, IDictionary<string,string>, EntityFilter, string, CancellationToken)
// Create client
DatastoreAdminClient datastoreAdminClient = await DatastoreAdminClient.CreateAsync();
// Initialize request argument(s)
string projectId = "";
IDictionary <string, string> labels = new Dictionary <string, string> {
{ "", "" },
};
EntityFilter entityFilter = new EntityFilter();
string outputUrlPrefix = "";
// Make the request
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> response = await datastoreAdminClient.ExportEntitiesAsync(projectId, labels, entityFilter, outputUrlPrefix);
// Poll until the returned long-running operation is complete
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> completedResponse = await response.PollUntilCompletedAsync();
// Retrieve the operation result
ExportEntitiesResponse result = completedResponse.Result;
// Or get the name of the operation
string operationName = response.Name;
// This name can be stored, then the long-running operation retrieved later by name
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> retrievedResponse = await datastoreAdminClient.PollOnceExportEntitiesAsync(operationName);
// Check if the retrieved long-running operation has completed
if (retrievedResponse.IsCompleted)
{
// If it has completed, then access the result
ExportEntitiesResponse retrievedResult = retrievedResponse.Result;
}
// End snippet
}
