burlap.mdp.auxiliary.common

Class RandomStartStateGenerator

java.lang.Object

burlap.mdp.auxiliary.common.RandomStartStateGenerator

All Implemented Interfaces:

StateGenerator

public class RandomStartStateGenerator
extends java.lang.Object
implements StateGenerator

This class will return a random state from a set of states that are reachable from a source seed state.

Author:

Stephen Brawner and Mark Ho. Documented by James MacGlashan

Constructor Summary

Constructors

Constructor and Description
RandomStartStateGenerator(SADomain domain, State seedState) Will discover the reachable states from which to randomly select.
RandomStartStateGenerator(SADomain domain, State seedState, HashableStateFactory hashFactory) Will discover reachable states from which to randomly select.

Method Summary

Modifier and Type	Method and Description
State	generateState() Returns a new state object.

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomStartStateGenerator

public RandomStartStateGenerator(SADomain domain,
                                 State seedState)

Will discover the reachable states from which to randomly select. Reachable states found using a SimpleHashableStateFactory with identifier dependence.

Parameters:

domain - the domain from which states will be drawn.

seedState - the seed state from which the reachable states will be found.

RandomStartStateGenerator

public RandomStartStateGenerator(SADomain domain,
                                 State seedState,
                                 HashableStateFactory hashFactory)

Will discover reachable states from which to randomly select.

Parameters:

domain - the domain from which states will be drawn.

seedState - the seed state from which the reachable states will be found.

hashFactory - the hash factory to use for the reachability analysis.

Method Detail

generateState

public State generateState()

Description copied from interface: StateGenerator

Returns a new state object.

Specified by:

generateState in interface StateGenerator

Returns:

a new state object.