Module com.maroontress.intexpr

Package com.maroontress.intexpr.impl

Class Constant

java.lang.Object

com.maroontress.intexpr.impl.Constant

All Implemented Interfaces:

Instruction

public final class Constant
extends Object
implements Instruction

This class provides the instruction that places an integer constant (as an operand) to a stack.

Constructor Summary

Constructors

Constructor	Description
Constant(com.maroontress.clione.Token token)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
void	accept(Deque<SyntaxNode> stack)	Interacts with the specified stack of the SyntaxNode object to build a SyntaxTree object.
int	apply(int[] stack, int offset)	Interacts with the specified stack of an integer.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

Constant

public Constant(com.maroontress.clione.Token token)

Creates a new instance.

Parameters:

token - The token representing an integer constant.

Method Details

accept

public void accept(Deque<SyntaxNode> stack)

Interacts with the specified stack of the SyntaxNode object to build a SyntaxTree object.

Specified by:

accept in interface Instruction

Parameters:

stack - The stack of a SyntaxNode object.

apply

public int apply(int[] stack,
 int offset)

Interacts with the specified stack of an integer.

Specified by:

apply in interface Instruction

Parameters:

stack - The stack of an integer.

offset - The position of the top of the stack.

Returns:

The new offset of the top of the stack.

toString

public String toString()

Overrides:

toString in class Object