/// <summary>
/// Returns a new instance that otherwise is a copy of the original one, and
/// optionally clones also the original schema it was associated with, if any.
/// </summary>
/// <param name="cloneSchema">True to also clone the schema this instance is associated
/// with.</param>
/// <returns>A new instance.</returns>
public Record Clone(bool cloneSchema)
{
if (IsDisposed)
{
throw new ObjectDisposedException(this.ToString());
}
var cloned = _Schema == null
? new Record(_Values.Length)
: new Record(cloneSchema ? _Schema.Clone() : _Schema);
OnClone(cloned); return(cloned);
}
private async ValueTask <ISchema <T> > PreProcessSchemaBeforeSubscribe <T>(ISchema <T> schema, string topicName)
{
if (schema != null && schema.SupportSchemaVersioning())
{
ISchemaInfoProvider schemaInfoProvider;
try
{
schemaInfoProvider = _schemaProviderLoadingCache.Get(topicName);
if (schemaInfoProvider == null)
{
_schemaProviderLoadingCache.Put(topicName, NewSchemaProvider(topicName));
schemaInfoProvider = _schemaProviderLoadingCache.Get(topicName);
}
}
catch (Exception e)
{
_log.Error($"Failed to load schema info provider for topic {topicName}: {e}");
throw e;
}
schema = schema.Clone();
if (schema.RequireFetchingSchemaInfo())
{
var finalSchema = schema;
var schemaInfo = await schemaInfoProvider.LatestSchema().ConfigureAwait(false);
if (null == schemaInfo)
{
if (!(finalSchema is AutoConsumeSchema))
{
throw new PulsarClientException.NotFoundException("No latest schema found for topic " + topicName);
}
}
_log.Info($"Configuring schema for topic {topicName} : {schemaInfo}");
finalSchema.ConfigureSchemaInfo(topicName, "topic", schemaInfo);
finalSchema.SchemaInfoProvider = schemaInfoProvider;
return(finalSchema);
}
else
{
schema.SchemaInfoProvider = schemaInfoProvider;
}
}
return(schema);
}
public ISchema <byte[]> Clone()
{
return(new AutoProduceBytesSchema <byte[]>((ISchema <byte[]>)_schema.Clone()));
}
/// <summary>
/// Factory method to create an empty record to return.
/// </summary>
protected virtual IRecord CreateEmptyRecord(ISchema schema)
{
return new Concrete.Record(schema.Clone());
}
/// <summary>
/// Factory method to create an empty record to return.
/// </summary>
protected virtual IRecord CreateEmptyRecord(ISchema schema)
{
return(new Concrete.Record(schema.Clone()));
}
