io.atlasmap.expression.internal

Class BinaryExpression

java.lang.Object

io.atlasmap.expression.internal.BinaryExpression

All Implemented Interfaces:

Expression

Direct Known Subclasses:

ArithmeticExpression, ComparisonExpression, LogicExpression

public abstract class BinaryExpression
extends Object
implements Expression

An expression which performs an operation on two expression values.

Version:

$Revision: 1.2 $

Field Summary

Fields

Modifier and Type	Field and Description
protected Expression	left
protected Expression	right

Fields inherited from interface io.atlasmap.expression.Expression

CACHE

Constructor Summary

Constructors

Constructor and Description
BinaryExpression(Expression left, Expression right)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
abstract String	getExpressionSymbol() Returns the symbol that represents this binary expression.
Expression	getLeft()
Expression	getRight()
int	hashCode() TODO: more efficient hashCode()
void	setLeft(Expression expression)
void	setRight(Expression expression)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.atlasmap.expression.Expression

clearCache, evaluate, parse

Field Detail

left

protected Expression left

right

protected Expression right

Constructor Detail

BinaryExpression

public BinaryExpression(Expression left,
                        Expression right)

Method Detail

getLeft

public Expression getLeft()

getRight

public Expression getRight()

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

TODO: more efficient hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

getExpressionSymbol

public abstract String getExpressionSymbol()

Returns the symbol that represents this binary expression. For example, addition is represented by "+"

Returns:

expression symbol string

setRight

public void setRight(Expression expression)

Parameters:

expression - right Expression

setLeft

public void setLeft(Expression expression)

Parameters:

expression - left Expression