org.pentaho.reporting.libraries.formula.lvalues

Class Term

public class Term extends AbstractLValue

An term is a list of LValues connected by operators. For the sake of efficiency, this is not stored as tree. We store the term as a list in the following format: (headValue)(OP value)* ...

Author: Thomas Morgner

Constructor Summary
	Term(LValue headValue)

Method Summary
void	add(InfixOperator operator, LValue operand)
Object	clone()
TypeValuePair	evaluate()
LValue[]	getChildValues() Returns any dependent lvalues (parameters and operands, mostly).
LValue	getHeadValue()
InfixOperator[]	getOperands()
LValue[]	getOperators()
LValue	getOptimizedHeadValue() Allows access to the post optimized head value note that without the optimization, it's difficult to traverse libformula's object model.
ParsePosition	getParsePosition()
void	initialize(FormulaContext context)
boolean	isConstant() Checks whether the LValue is constant.
String	toString()