Package edu.cmu.tetrad.calculator.expression

Class ExpressionManager

java.lang.Object

edu.cmu.tetrad.calculator.expression.ExpressionManager

public class ExpressionManager
extends Object

Manager for expressions, this includes all implementations of expression descriptors for the calculator.

Version:

$Id: $Id

Author:

Tyler Gibson

Method Summary

Modifier and Type	Method	Description
ExpressionDescriptor	getDescriptorFromToken(String token)	getDescriptorFromToken.
List<ExpressionDescriptor>	getDescriptors()	Getter for the field descriptors.
static ExpressionManager	getInstance()	getInstance.

Methods inherited from class java.lang.Object

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

Method Details

getInstance

public static ExpressionManager getInstance()

getInstance.

Returns:

an instanceo of the manager.

getDescriptors

public List<ExpressionDescriptor> getDescriptors()

Getter for the field descriptors.

Returns:

a list of all the descriptions.

getDescriptorFromToken

public ExpressionDescriptor getDescriptorFromToken(String token)

getDescriptorFromToken.

Parameters:

token - a String object

Returns:

the descriptor to use for the given token.