slogo

Class ContextImpl

java.lang.Object

slogo.ContextImpl

All Implemented Interfaces:

Context

public class ContextImpl
extends java.lang.Object
implements Context

Field Summary

Fields

Modifier and Type	Field and Description
private static java.util.Map<java.lang.String,java.lang.Object>	returnValue

Constructor Summary

Constructors

Constructor and Description
ContextImpl()

Method Summary

Modifier and Type	Method and Description
static void	initialize()
java.lang.Object	value(java.lang.String name) If there are local/global variables, a variable might have a different value depending on the Context, so Contexts should support determining the value of an identifier.

Methods inherited from class java.lang.Object

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

Field Detail

returnValue

private static java.util.Map<java.lang.String,java.lang.Object> returnValue

Constructor Detail

ContextImpl

public ContextImpl()

Method Detail

initialize

public static void initialize()

value

public java.lang.Object value(java.lang.String name)

Description copied from interface: Context

If there are local/global variables, a variable might have a different value depending on the Context, so Contexts should support determining the value of an identifier.

Specified by:

value in interface Context

Parameters:

name - identifier being evaluated in this Context

Returns:

the object mapped to by the identifier in this Context AKA return the object that the identifier maps to in this context