koala.dynamicjava.tree
Class Literal

java.lang.Object
  |
  +--koala.dynamicjava.tree.Node
        |
        +--koala.dynamicjava.tree.Expression
              |
              +--koala.dynamicjava.tree.PrimaryExpression
                    |
                    +--koala.dynamicjava.tree.Literal

Direct Known Subclasses:

BooleanLiteral, CharacterLiteral, DoubleLiteral, FloatLiteral, IntegerLiteral, LongLiteral, NullLiteral, StringLiteral

public abstract class Literal

extends PrimaryExpression

This class represents the literal nodes of the syntax tree

Field Summary

static java.lang.String	REPRESENTATION The representation property name
static java.lang.String	TYPE The type property name
static java.lang.String	VALUE The value property name

Fields inherited from class koala.dynamicjava.tree.Node

BEGIN_COLUMN, BEGIN_LINE, END_COLUMN, END_LINE, FILENAME

Constructor Summary

protected

Literal(java.lang.String rep, java.lang.Object val, java.lang.Class typ, java.lang.String fn, int bl, int bc, int el, int ec) Initializes a literal

Method Summary

java.lang.Object	acceptVisitor(Visitor visitor) Allows a visitor to traverse the tree
java.lang.String	getRepresentation() Returns the representation of this object
java.lang.Class	getType() Returns the type of this expression.
java.lang.Object	getValue() Returns the value of this expression
void	setRepresentation(java.lang.String s) Sets the representation of this object
void	setType(java.lang.Class c) Sets the type of this object
void	setValue(java.lang.Object o) Sets the value of this object

Methods inherited from class koala.dynamicjava.tree.Node

addPropertyChangeListener, addPropertyChangeListener, firePropertyChange, firePropertyChange, firePropertyChange, getBeginColumn, getBeginLine, getEndColumn, getEndLine, getFilename, getProperties, getProperty, hasProperty, removePropertyChangeListener, removePropertyChangeListener, setBeginColumn, setBeginLine, setEndColumn, setEndLine, setFilename, setProperty

Methods inherited from class java.lang.Object

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

Field Detail

REPRESENTATION

public static final java.lang.String REPRESENTATION

The representation property name

VALUE

public static final java.lang.String VALUE

The value property name

TYPE

public static final java.lang.String TYPE

The type property name

Constructor Detail

Literal

protected Literal(java.lang.String rep,
                  java.lang.Object val,
                  java.lang.Class typ,
                  java.lang.String fn,
                  int bl,
                  int bc,
                  int el,
                  int ec)

Initializes a literal

Parameters:

rep - the representation of the literal

val - the value of this literal

typ - the type of this literal

fn - the filename

bl - the begin line

bc - the begin column

el - the end line

ec - the end column

Throws:

java.lang.IllegalArgumentException - if rep is null

Method Detail

getRepresentation

public java.lang.String getRepresentation()

Returns the representation of this object

setRepresentation

public void setRepresentation(java.lang.String s)

Sets the representation of this object

Throws:

java.lang.IllegalArgumentException - if s is null

getValue

public java.lang.Object getValue()

Returns the value of this expression

setValue

public void setValue(java.lang.Object o)

Sets the value of this object

Throws:

java.lang.IllegalArgumentException - if o is null

getType

public java.lang.Class getType()

Returns the type of this expression. NOTE: the 'null' literal has a null type

setType

public void setType(java.lang.Class c)

Sets the type of this object

acceptVisitor

public java.lang.Object acceptVisitor(Visitor visitor)

Allows a visitor to traverse the tree

Overrides:

acceptVisitor in class Node

Parameters:

visitor - the visitor to accept