protected override async Task <int> OnExecute(CommandLineApplication app)
{
//Topic = "cc_payments";
//Key = false;
if (SchemaId.HasValue)
{
var schema = await SchemaRegistryClient.GetSchemaAsync(SchemaId.Value);
Output($"SCHM: {schema}");
return(1);
}
else
{
if (string.IsNullOrEmpty(Topic))
{
return(-1);
}
var schemaName = Key ? SchemaRegistryClient.ConstructKeySubjectName(Topic) : SchemaRegistryClient.ConstructValueSubjectName(Topic);
var schema = await SchemaRegistryClient.GetLatestSchemaAsync(schemaName);
var header = $"Subject: {schema.Subject} | ID: {schema.Id} | Version: {schema.Version}";
Output($"INFO: {header}");
Output($"SCHM: {schema.SchemaString}");
return(1);
}
}
private async Task <Schema> GetSchemaByIdAsync(string schemaId, CancellationToken cancellationToken)
{
if (_cachedSchemas.TryGetValue(schemaId, out var cachedSchema))
{
return(cachedSchema);
}
var schemaContent = (await _client.GetSchemaAsync(schemaId, cancellationToken).ConfigureAwait(false)).Value.Content;
var schema = Schema.Parse(schemaContent);
_cachedSchemas.Add(schemaId, schema);
return(schema);
}