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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "schema_index_fields.h"
namespace search::index {
SchemaIndexFields::SchemaIndexFields()
: _textFields(),
_uriFields()
{
}
SchemaIndexFields::~SchemaIndexFields() = default;
void
SchemaIndexFields::setup(const Schema &schema)
{
uint32_t numIndexFields = schema.getNumIndexFields();
UriField::UsedFieldsMap usedFields;
usedFields.resize(numIndexFields);
// Detect all URI fields (flattened structs).
for (uint32_t fieldId = 0; fieldId < numIndexFields; ++fieldId) {
const Schema::IndexField &field = schema.getIndexField(fieldId);
const vespalib::string &name = field.getName();
size_t dotPos = name.find('.');
if (dotPos != vespalib::string::npos) {
const vespalib::string suffix = name.substr(dotPos + 1);
if (suffix == "scheme") {
const vespalib::string shortName = name.substr(0, dotPos);
UriField uriField;
uriField.setup(schema, shortName);
if (uriField.valid(schema, field.getCollectionType())) {
_uriFields.push_back(uriField);
uriField.markUsed(usedFields);
} else if (uriField.broken(schema, field.getCollectionType())) {
// Broken removal of unused URI fields.
uriField.markUsed(usedFields);
}
}
}
}
// Non-URI fields are currently supposed to be text fields.
for (uint32_t fieldId = 0; fieldId < numIndexFields; ++fieldId) {
if (usedFields[fieldId]) {
continue;
}
const Schema::IndexField &field = schema.getIndexField(fieldId);
switch (field.getDataType()) {
case schema::DataType::STRING:
_textFields.push_back(fieldId);
break;
default:
;
}
}
}
}
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