org.lcsim.recon.tracking.trfutil

Class RandomRegistry

java.lang.Object

org.lcsim.recon.tracking.trfutil.RandomRegistry

public class RandomRegistry
extends Object

Maintains a list of pointers to RandomGenerator objects. The method record is called to record the state of each and set is called to reset the state of each to previously recorded values.

Version:

1.0

Author:

Norman A. Graf

Field Summary

Fields

Modifier and Type	Field and Description
private List	_gens
private List	_states

Constructor Summary

Constructors

Modifier	Constructor and Description
	RandomRegistry() Constructor.
private	RandomRegistry(RandomRegistry rr) Hide copy constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	addGenerator(RandomGenerator gen) Register a generator.
int	generatorCount() Return the number of registered generators.
int	record() Record the states.
int	set(int istate) Reset the state.
int	stateCount() Return the number of recorded states.
String	toString() String representation of RandomRegistry.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

_gens

private List _gens

_states

private List _states

Constructor Detail

RandomRegistry

private RandomRegistry(RandomRegistry rr)

Hide copy constructor.

Parameters:

rr -

RandomRegistry

public RandomRegistry()

Constructor.

Method Detail

addGenerator

public void addGenerator(RandomGenerator gen)

Register a generator.

Parameters:

gen - RandomGenerator to register.

record

public int record()

Record the states.

Returns:

A unique integer labeling the state.

generatorCount

public int generatorCount()

Return the number of registered generators.

Returns:

integer number of registered generators.

stateCount

public int stateCount()

Return the number of recorded states.

Returns:

integer number of recorded states.

set

public int set(int istate)

Reset the state.

Parameters:

istate - integer state to be reset.

Returns:

Return nonzero integer for error (e.g. unknown state index).

toString

public String toString()

String representation of RandomRegistry.

Overrides:

toString in class Object

Returns:

String representation of RandomRegistry.