burlap.behavior.singleagent.learning.lspi

Class SARSData

java.lang.Object

burlap.behavior.singleagent.learning.lspi.SARSData

public class SARSData
extends java.lang.Object

Class that provides a wrapper for a List holding a bunch of state-action-reward-state (SARSData.SARS) tuples. The dataset is backed by an ArrayList.

Author:

James MacGlashan

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SARSData.SARS State-action-reward-state tuple.

Field Summary

Fields

Modifier and Type	Field and Description
java.util.List<SARSData.SARS>	dataset The underlying list of SARSData.SARS tuples.

Constructor Summary

Constructors

Constructor and Description
SARSData() Initializes with an empty dataset
SARSData(int initialCapacity) Initializes with an empty dataset with initial capacity for the given parameter available.

Method Summary

Modifier and Type	Method and Description
void	add(SARSData.SARS sars) Adds the given SARSData.SARS tuple.
void	add(State s, Action a, double r, State sp) Adds a SARSData.SARS tuple with the given component.
void	clear() Clears this dataset of all elements.
SARSData.SARS	get(int i) Returns the SARSData.SARS tuple for the ith dataset element.
void	remove(int i) Removes the SARSData.SARS tuple at the ith index
int	size() The number of SARS tuples stored.

Methods inherited from class java.lang.Object

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

Field Detail

dataset

public java.util.List<SARSData.SARS> dataset

The underlying list of SARSData.SARS tuples.

Constructor Detail

SARSData

public SARSData()

Initializes with an empty dataset

SARSData

public SARSData(int initialCapacity)

Initializes with an empty dataset with initial capacity for the given parameter available.

Parameters:

initialCapacity - the initial capacity of the dataset.

Method Detail

size

public int size()

The number of SARS tuples stored.

Returns:

number of SARS tuples stored.

get

public SARSData.SARS get(int i)

Returns the SARSData.SARS tuple for the ith dataset element.

Parameters:

i - the index of the dataset

Returns:

the ith SARSData.SARS tuple.

add

public void add(SARSData.SARS sars)

Adds the given SARSData.SARS tuple.

Parameters:

sars - SARSData.SARS tuple to add.

add

public void add(State s,
                Action a,
                double r,
                State sp)

Adds a SARSData.SARS tuple with the given component.

Parameters:

s - the previous state

a - the action taken in the previous state

r - the resulting reward received

sp - the next state

remove

public void remove(int i)

Removes the SARSData.SARS tuple at the ith index

Parameters:

i - the index of SARSData.SARS tuple to remove.

clear

public void clear()

Clears this dataset of all elements.