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// Copyright (c) 2010-2026, Lawrence Livermore National Security, LLC. Produced
// at the Lawrence Livermore National Laboratory. All Rights reserved. See files
// LICENSE and NOTICE for details. LLNL-CODE-443271.
//
// This file is part of the GLVis visualization tool and library. For more
// information and source code availability see https://glvis.org.
//
// GLVis is free software; you can redistribute it and/or modify it under the
// terms of the BSD-3 license. We welcome feedback and contributions, see file
// CONTRIBUTING.md for details.
#ifndef GLVIS_STREAM_READER_HPP
#define GLVIS_STREAM_READER_HPP
#include <string>
#include <vector>
#include <iostream>
#include <memory>
#include "data_state.hpp"
using StreamCollection = std::vector<std::unique_ptr<std::istream>>;
class StreamReader
{
DataState &data;
static bool CheckStreamIsComplex(std::istream &sol, bool parallel = false);
public:
StreamReader(DataState &data_): data(data_) { }
/// Prints available commands
static void PrintCommands();
/// Tests if the data type is supported
static bool SupportsDataType(const std::string &data_type);
/// Read the content of an input stream (e.g. from socket/file)
int ReadStream(std::istream &is, const std::string &data_type);
/// Read the content of an input streams (e.g. from sockets/files)
int ReadStreams(const StreamCollection& input_streams);
/// Write the state to a stream (e.g. to socket/file)
void WriteStream(std::ostream &os);
};
#endif // GLVIS_STREAM_READER_HPP
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