koala.dynamicjava.tree
Class Literal

java.lang.Object
  extended bykoala.dynamicjava.tree.Node
      extended bykoala.dynamicjava.tree.Expression
          extended bykoala.dynamicjava.tree.PrimaryExpression
              extended bykoala.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

See Also:
Constant Field Values

VALUE

public static final java.lang.String VALUE
The value property name

See Also:
Constant Field Values

TYPE

public static final java.lang.String TYPE
The type property name

See Also:
Constant Field Values
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

Specified by:
acceptVisitor in class Node
Parameters:
visitor - the visitor to accept


Copyright © 2001 Stephane Hillion. All Rights Reserved.