blob: d2ce5f2d53aa8570ba42a0c277ced4969957e703 [file] [log] [blame]
// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <src/lib/fxl/macros.h>
#include <map>
#include "peridot/bin/sessionmgr/agent_runner/agent_service_index.h"
namespace modular {
// Mantains a mapping from named services to the agents that offer the service.
class MapAgentServiceIndex : public AgentServiceIndex {
// Construct an index with the given map from a unique |service_name| key
// to the |agent_url| that provides the service. If more than one agent
// exists for a given service, only one of them can be registered with this
// |MapAgentServiceIndex| implementation. (Since FindAgentForService() only
// returns one |agent_url| for a given |service_name|, this restriction simply
// means the given map predefines which |agent_url| is returned.)
MapAgentServiceIndex(std::map<std::string, std::string> service_to_agents)
: service_to_agents_(std::move(service_to_agents)) {}
~MapAgentServiceIndex() = default;
// Implementation for |AgentServiceIndex|.
fit::optional<std::string> FindAgentForService(
std::string service_name) override {
auto it = service_to_agents_.find(service_name);
if (it == service_to_agents_.end()) {
return fit::nullopt;
return it->second;
std::map<std::string, std::string> service_to_agents_;
} // namespace modular