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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "schemaconfigurer.h"
#include "schema.h"
#include "subscriptionproxyng.h"
#include <vespa/config-attributes.h>
#include <vespa/config-imported-fields.h>
#include <vespa/config-indexschema.h>
#include <vespa/config-summary.h>
#include <vespa/searchcommon/attribute/collectiontype.h>
#include <vespa/searchcommon/attribute/basictype.h>
#include <vespa/log/log.h>
LOG_SETUP(".index.schemaconfigurer");
using namespace config;
using namespace vespa::config::search;
namespace search::index {
using schema::DataType;
using schema::CollectionType;
namespace {
Schema::DataType
convertIndexDataType(const IndexschemaConfig::Indexfield::Datatype &type)
{
switch (type) {
case IndexschemaConfig::Indexfield::Datatype::STRING:
return DataType::STRING;
case IndexschemaConfig::Indexfield::Datatype::INT64:
return DataType::INT64;
}
return DataType::STRING;
}
Schema::CollectionType
convertIndexCollectionType(const IndexschemaConfig::Indexfield::Collectiontype &type)
{
switch (type) {
case IndexschemaConfig::Indexfield::Collectiontype::SINGLE:
return CollectionType::SINGLE;
case IndexschemaConfig::Indexfield::Collectiontype::ARRAY:
return CollectionType::ARRAY;
case IndexschemaConfig::Indexfield::Collectiontype::WEIGHTEDSET:
return CollectionType::WEIGHTEDSET;
}
return CollectionType::SINGLE;
}
template <typename ConfigType>
Schema::DataType
convertDataType(const ConfigType &type)
{
switch (type) {
case ConfigType::STRING:
return DataType::STRING;
case ConfigType::BOOL:
return DataType::BOOL;
case ConfigType::UINT2:
return DataType::UINT2;
case ConfigType::UINT4:
return DataType::UINT4;
case ConfigType::INT8:
return DataType::INT8;
case ConfigType::INT16:
return DataType::INT16;
case ConfigType::INT32:
return DataType::INT32;
case ConfigType::INT64:
return DataType::INT64;
case ConfigType::FLOAT:
return DataType::FLOAT;
case ConfigType::DOUBLE:
return DataType::DOUBLE;
case ConfigType::PREDICATE:
return DataType::BOOLEANTREE;
case ConfigType::TENSOR:
return DataType::TENSOR;
case ConfigType::REFERENCE:
return DataType::REFERENCE;
default:
break;
}
// TODO: exception?
return DataType::STRING;
}
template <typename ConfigType>
Schema::CollectionType
convertCollectionType(const ConfigType &type)
{
switch (type) {
case ConfigType::SINGLE:
return CollectionType::SINGLE;
case ConfigType::ARRAY:
return CollectionType::ARRAY;
case ConfigType::WEIGHTEDSET:
return CollectionType::WEIGHTEDSET;
}
return CollectionType::SINGLE;
}
}
void
SchemaBuilder::build(const IndexschemaConfig &cfg, Schema &schema)
{
for (size_t i = 0; i < cfg.indexfield.size(); ++i) {
const IndexschemaConfig::Indexfield & f = cfg.indexfield[i];
schema.addIndexField(Schema::IndexField(f.name, convertIndexDataType(f.datatype),
convertIndexCollectionType(f.collectiontype)).
setAvgElemLen(f.averageelementlen).
set_interleaved_features(f.interleavedfeatures));
}
for (size_t i = 0; i < cfg.fieldset.size(); ++i) {
const IndexschemaConfig::Fieldset &fs = cfg.fieldset[i];
Schema::FieldSet toAdd(fs.name);
for (size_t j = 0; j < fs.field.size(); ++j) {
toAdd.addField(fs.field[j].name);
}
schema.addFieldSet(toAdd);
}
}
void
SchemaBuilder::build(const AttributesConfig &cfg, Schema &schema)
{
for (const auto &attr : cfg.attribute) {
if (attr.imported) {
schema.addImportedAttributeField(Schema::ImportedAttributeField(attr.name,
convertDataType(attr.datatype),
convertCollectionType(attr.collectiontype)));
} else {
schema.addAttributeField(Schema::Field(attr.name,
convertDataType(attr.datatype),
convertCollectionType(attr.collectiontype)));
}
}
}
void
SchemaConfigurer::configure(const IndexschemaConfig &cfg)
{
SchemaBuilder::build(cfg, _schema);
}
void
SchemaConfigurer::configure(const AttributesConfig &cfg)
{
SchemaBuilder::build(cfg, _schema);
}
SchemaConfigurer::SchemaConfigurer(Schema &schema, const vespalib::string &configId)
: _schema(schema)
{
search::SubscriptionProxyNg<SchemaConfigurer, IndexschemaConfig>
indexSchemaSubscriber(*this, &SchemaConfigurer::configure);
search::SubscriptionProxyNg<SchemaConfigurer, AttributesConfig>
attributesSubscriber(*this, &SchemaConfigurer::configure);
indexSchemaSubscriber.subscribe(configId.c_str());
attributesSubscriber.subscribe(configId.c_str());
}
}
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