UnaryOperExpression

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.UnaryOperExpression

Direct Known Subclasses:

MinusExpression, NotExpression, TwiddleExpression
```
public abstract class UnaryOperExpression
extends OperExpression
```
unary operators includes boolean NOT and arithmetic TWIDDLE n.b. unary MINUS is not currently supported except as part of number parsing

Field Summary

Fields
Modifier and Type Field Description

private Expression operand
- Fields inherited from class org.jboss.byteman.rule.expression.OperExpression
  AND, ASSIGN, BAND, BINARY, BOR, BXOR, COND, DIV, EQ, GE, GT, INSTANCEOF, 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
`UnaryOperExpression(Rule rule, int oper, Type type, ParseNode token, Expression operand)`

Method Summary

All Methods Instance Methods Concrete Methods
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
  - operand
```
private Expression operand
```
- Constructor Detail
  - UnaryOperExpression
```
public UnaryOperExpression(Rule rule,
                           int oper,
                           Type type,
                           ParseNode token,
                           Expression operand)
```
- 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 operand index
    
    Returns:
    
    the operand with the given index