Package org.jboss.byteman.rule.expression

Class TernaryOperExpression

java.lang.Object

org.jboss.byteman.rule.RuleElement

org.jboss.byteman.rule.expression.Expression

org.jboss.byteman.rule.expression.OperExpression

org.jboss.byteman.rule.expression.TernaryOperExpression

Direct Known Subclasses:

ConditionalEvalExpression

public abstract class TernaryOperExpression
extends OperExpression

ternary operators includes conditional evaluation operator 'cond ? if_expr : else_expr'

Field Summary

Fields

Modifier and Type	Field	Description
private Expression	operand1
private Expression	operand2
private Expression	operand3

Fields inherited from class org.jboss.byteman.rule.expression.OperExpression

AND, ASSIGN, BAND, BINARY, BOR, BXOR, COND, DIV, EQ, GE, GT, LE, LSH, LT, MINUS, MOD, MUL, NE, NOT, oper, OR, PLUS, RSH, TERNARY, TWIDDLE, UMINUS, UNARY, URSH

Fields inherited from class org.jboss.byteman.rule.expression.Expression

charPos, line, rule, token, type

Constructor Summary

Constructors

Constructor	Description
TernaryOperExpression(Rule rule, int oper, Type type, ParseNode token, Expression operand1, Expression operand2, Expression operand3)

Method Summary

Modifier and Type	Method	Description
void	bind()	verify that variables mentioned in this expression are actually available in the supplied bindings list and infer/validate the type of this expression or its subexpressions where possible
Expression	getOperand(int index)	return the operand with the given index or null if the index is out of range

Methods inherited from class org.jboss.byteman.rule.expression.OperExpression

convertOper, writeTo

Methods inherited from class org.jboss.byteman.rule.expression.Expression

getPos, getType, interpret, typeCheck

Methods inherited from class org.jboss.byteman.rule.RuleElement

compile, getBindings, getTypeGroup, rebox, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

operand1

private Expression operand1

operand2

private Expression operand2

operand3

private Expression operand3

Constructor Detail

TernaryOperExpression

public TernaryOperExpression(Rule rule,
                             int oper,
                             Type type,
                             ParseNode token,
                             Expression operand1,
                             Expression operand2,
                             Expression operand3)

Method Detail

bind

public void bind()
          throws TypeException

verify that variables mentioned in this expression are actually available in the supplied bindings list and infer/validate the type of this expression or its subexpressions where possible

Specified by:

bind in class Expression

Throws:

TypeException - if any variable is missing or has the wrong type

getOperand

public Expression getOperand(int index)

return the operand with the given index or null if the index is out of range

Specified by:

getOperand in class OperExpression

Parameters:

index - the index

Returns:

the operand with the given index