Package org.apache.activemq.filter
Class ArithmeticExpression
- java.lang.Object
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- org.apache.activemq.filter.BinaryExpression
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- org.apache.activemq.filter.ArithmeticExpression
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- All Implemented Interfaces:
Expression
public abstract class ArithmeticExpression extends BinaryExpression
An expression which performs an operation on two expression values
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Constructor Summary
Constructors Constructor Description ArithmeticExpression(Expression left, Expression right)
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected Number
asNumber(Object value)
static Expression
createDivide(Expression left, Expression right)
static Expression
createMinus(Expression left, Expression right)
static Expression
createMod(Expression left, Expression right)
static Expression
createMultiply(Expression left, Expression right)
static Expression
createPlus(Expression left, Expression right)
protected Number
divide(Number left, Number right)
protected abstract Object
evaluate(Object lvalue, Object rvalue)
Object
evaluate(MessageEvaluationContext message)
protected Number
minus(Number left, Number right)
protected Number
mod(Number left, Number right)
protected Number
multiply(Number left, Number right)
protected Number
plus(Number left, Number right)
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Methods inherited from class org.apache.activemq.filter.BinaryExpression
equals, getExpressionSymbol, getLeft, getRight, hashCode, setLeft, setRight, toString
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Field Detail
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INTEGER
protected static final int INTEGER
- See Also:
- Constant Field Values
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LONG
protected static final int LONG
- See Also:
- Constant Field Values
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DOUBLE
protected static final int DOUBLE
- See Also:
- Constant Field Values
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Constructor Detail
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ArithmeticExpression
public ArithmeticExpression(Expression left, Expression right)
- Parameters:
left
-right
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Method Detail
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createPlus
public static Expression createPlus(Expression left, Expression right)
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createMinus
public static Expression createMinus(Expression left, Expression right)
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createMultiply
public static Expression createMultiply(Expression left, Expression right)
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createDivide
public static Expression createDivide(Expression left, Expression right)
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createMod
public static Expression createMod(Expression left, Expression right)
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evaluate
public Object evaluate(MessageEvaluationContext message) throws JMSException
- Returns:
- the value of this expression
- Throws:
JMSException
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