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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "bucketspace.h"
#include <vespa/vespalib/util/exceptions.h>
#include <vespa/vespalib/stllike/string.h>
namespace document {
VESPA_DEFINE_EXCEPTION(UnknownBucketSpaceException, vespalib::IllegalArgumentException);
/**
* Minimal repository/factory of bucket spaces hard coded for default and global
* distributions.
*/
struct FixedBucketSpaces {
static constexpr BucketSpace default_space() { return BucketSpace(1); };
static constexpr BucketSpace global_space() { return BucketSpace(2); }
static vespalib::stringref default_space_name() { return to_string(default_space()); }
static vespalib::stringref global_space_name() { return to_string(global_space()); }
// Post-condition: returned space has valid() == true iff name
// is either "default" or "global".
// Throws UnknownBucketSpaceException if name does not map to a known bucket space.
static BucketSpace from_string(vespalib::stringref name);
// Post-condition: returned string can be losslessly passed to from_string()
// iff space is equal to default_space() or global_space().
// Throws UnknownBucketSpaceException if space does not map to a known name.
static vespalib::stringref to_string(BucketSpace space);
};
}
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