Constant

java.lang.Object

Behavioral.Interpreter.Constant

All Implemented Interfaces:: Expression

public final class Constant extends Object implements Expression

Terminal expression representing a boolean constant in the interpreter pattern. Implements the Expression interface.

Constructor Summary

Constructors

Constructor

Description

Constant(boolean value)

Constructs a Constant expression with the specified boolean value.
Method Summary

Modifier and Type

Method

Description

boolean

interpret(Map<String,Boolean> ctx)

Interprets the constant expression, returning its boolean value.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- Constant
  
  public Constant(boolean value)
  
  Constructs a Constant expression with the specified boolean value.
  
  Parameters:
  
  value - the boolean value this constant represents
Method Details
- interpret
  
  public boolean interpret(Map<String,Boolean> ctx)
  
  Interprets the constant expression, returning its boolean value.
  
  Specified by:
  
  interpret in interface Expression
  
  Parameters:
  
  ctx - the context map (not used in this implementation)
  
  Returns:
  
  the boolean value of this constant