wrench::UnitParser

class UnitParser

A class used to part string specification of values with units into a single value (e.g., “2KiB” -> 2048 bytes, “1h” -> 3600 seconds). It supports all the SimGrid-supported units.

Public Static Functions

static double parse_bandwidth(const std::string &string)

Given a string bandwidth specification with units (e.g., “3Mbps”, “40MiBps”) return the size in bytes.

Parameters:

string – the bandwidth specification

Throws:

std::invalid_argument –

Returns:

the bandwidth in byte/sec

static double parse_compute_speed(const std::string &string)

Given a string compute speed specification with units (e.g., “3f”, “10Gf”) return the size in bytes.

Parameters:

string – the size specification

Throws:

std::invalid_argument –

Returns:

the size in bytes

static double parse_size(const std::string &string)

Given a string size specification with units (e.g., “13Mb”) return the size in bytes.

Parameters:

string – the size specification

Throws:

std::invalid_argument –

Returns:

the size in bytes

static double parse_time(const std::string &string)

Given a string time with units (e.g., “10us”, “10ms”) return the time in seconds.

Parameters:

string – the time specification

Throws:

std::invalid_argument –

Returns:

the time in second