Package org.apache.qpid.jms.selector.filter

Class BinaryExpression

java.lang.Object

org.apache.qpid.jms.selector.filter.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.

Field Summary

Fields

Modifier and Type	Field	Description
protected Expression	left
protected Expression	right

Constructor Summary

Constructors

Constructor	Description
BinaryExpression(Expression left, Expression right)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)	TODO: more efficient hashCode()
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 org.apache.qpid.jms.selector.filter.Expression

evaluate

Field Details

left

protected Expression left

right

protected Expression right

Constructor Details

BinaryExpression

public BinaryExpression(Expression left,
 Expression right)

Method Details

getLeft

public Expression getLeft()

getRight

public Expression getRight()

toString

public String toString()

Overrides:

toString in class Object

See Also:

• Object.toString()

hashCode

public int hashCode()

TODO: more efficient hashCode()

Overrides:

hashCode in class Object

See Also:

• Object.hashCode()

equals

public boolean equals(Object o)

TODO: more efficient hashCode()

Overrides:

equals in class Object

See Also:

• Object.equals(java.lang.Object)

getExpressionSymbol

public abstract String getExpressionSymbol()

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

Returns:

the symbol String

setRight

public void setRight(Expression expression)

Parameters:

expression - the RHS.

setLeft

public void setLeft(Expression expression)

Parameters:

expression - the LHS