UniqueIdGenerator Class Reference

A generator for unique ids. More...

#include <OpenMS/CONCEPT/UniqueIdGenerator.h>

Collaboration diagram for UniqueIdGenerator:

Static Public Member Functions
static UInt64	getUniqueId ()
	Returns a new unique id. More...
static void	setSeed (const UInt64)
	Initializes random generator using the given value. More...
static UInt64	getSeed ()
	Get the seed. More...

Protected Member Functions
	UniqueIdGenerator ()
	~UniqueIdGenerator ()

Private Member Functions
void	init_ ()
	UniqueIdGenerator (const UniqueIdGenerator &)

Static Private Member Functions
static UniqueIdGenerator &	getInstance_ ()

Static Private Attributes
static UInt64	seed_
static UniqueIdGenerator *	instance_
static boost::mt19937_64 *	rng_
static boost::uniform_int< UInt64 > *	dist_

Detailed Description

A generator for unique ids.

The unique ids are 64-bit random unsigned random integers. The class is implemented as a singleton. The random generator is implemented using boost::random.

Constructor & Destructor Documentation

UniqueIdGenerator() [1/2]

UniqueIdGenerator ( )

protected

~UniqueIdGenerator()

~UniqueIdGenerator ( )

protected

UniqueIdGenerator() [2/2]

UniqueIdGenerator ( const UniqueIdGenerator &  )

private

Member Function Documentation

getInstance_()

static UniqueIdGenerator& getInstance_ ( )

staticprivate

getSeed()

static UInt64 getSeed ( )

static

Get the seed.

getUniqueId()

static UInt64 getUniqueId ( )

static

Returns a new unique id.

Referenced by UniqueIdInterface::ensureUniqueId(), and UniqueIdInterface::setUniqueId().

init_()

void init_ ( )

private

setSeed()

static void setSeed ( const  UInt64 )

static

Initializes random generator using the given value.

Member Data Documentation

dist_

boost::uniform_int<UInt64>* dist_

staticprivate

instance_

UniqueIdGenerator* instance_

staticprivate

rng_

boost::mt19937_64* rng_

staticprivate

seed_

UInt64 seed_

staticprivate