/*
 * Copyright (C) 2024 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef SRC_BIGTRACE_WORKER_REPOSITORY_POLICIES_TRACE_PROCESSOR_LOADER_H_
#define SRC_BIGTRACE_WORKER_REPOSITORY_POLICIES_TRACE_PROCESSOR_LOADER_H_

#include "perfetto/ext/base/status_or.h"
#include "perfetto/trace_processor/trace_processor.h"

namespace perfetto::bigtrace {

// This interface is designed to facilitate interaction with multiple file
// systems/object stores e.g. GCS, S3 or the local filesystem by allowing
// implementation of classes which retrieve a trace using the specific store's
// interface and returns a TraceProcessor instance containing the loaded trace
// to the Worker
class TraceProcessorLoader {
 public:
  virtual ~TraceProcessorLoader();
  // Virtual method to load a trace from a given filesystem/object store and
  // returns a TraceProcessor instance with the loaded trace
  virtual base::StatusOr<std::unique_ptr<trace_processor::TraceProcessor>>
  LoadTraceProcessor(const std::string& path) = 0;
};

}  // namespace perfetto::bigtrace

#endif  // SRC_BIGTRACE_WORKER_REPOSITORY_POLICIES_TRACE_PROCESSOR_LOADER_H_