private static MapReduceIndex CreateIndexInstance(int indexId, IndexDefinition definition)
{
var staticIndex = IndexAndTransformerCompilationCache.GetIndexInstance(definition);
var staticMapIndexDefinition = new MapReduceIndexDefinition(definition, staticIndex.Maps.Keys.ToArray(), staticIndex.OutputFields, staticIndex.GroupByFields, staticIndex.HasDynamicFields);
var instance = new MapReduceIndex(indexId, staticMapIndexDefinition, staticIndex);
return(instance);
}
public static Transformer CreateNew(int transformerId, TransformerDefinition definition,
IndexingConfiguration configuration, Logger log)
{
var compiledTransformer = IndexAndTransformerCompilationCache.GetTransformerInstance(definition);
var transformer = new Transformer(transformerId, definition, compiledTransformer, log);
transformer.Initialize(configuration, persist: true);
return(transformer);
}
public static Transformer Open(int transformerId, string fullPath, IndexingConfiguration configuration, Logger log)
{
if (File.Exists(fullPath) == false)
{
throw new InvalidOperationException($"Could not find transformer file at '{fullPath}'.");
}
var transformerDefinitionAsText = File.ReadAllText(fullPath);
var transformerDefinition = JsonConvert.DeserializeObject <TransformerDefinition>(transformerDefinitionAsText);
if (transformerDefinition == null)
{
throw new InvalidOperationException($"Could not read transformer definition from '{fullPath}'.");
}
var compiledTransformer = IndexAndTransformerCompilationCache.GetTransformerInstance(transformerDefinition);
var transformer = new Transformer(transformerId, transformerDefinition, compiledTransformer, log);
transformer.Initialize(configuration, persist: false);
return(transformer);
}