Eclipse JDT Plug-in Developer Guide (Galileo) - PrefixExpression.Operator (Eclipse JDT API Specification)

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Eclipse JDT
Release 3.5

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org.eclipse.jdt.core.dom
Class PrefixExpression.Operator


java.lang.Object
  
org.eclipse.jdt.core.dom.PrefixExpression.Operator

Enclosing class:: PrefixExpression

public static class PrefixExpression.Operator
extends Object
extends Object

Prefix operators (typesafe enumeration).

 PrefixOperator:
    
++
  INCREMENT
    
--
  DECREMENT
    
+
  PLUS
    
-
  MINUS
    
~
  COMPLEMENT
    
!
  NOT

Field Summary

static PrefixExpression.Operator COMPLEMENT
          Bitwise complement "~" operator.

static PrefixExpression.Operator DECREMENT
          Prefix decrement "--" operator.

static PrefixExpression.Operator INCREMENT
          Prefix increment "++" operator.

static PrefixExpression.Operator MINUS
          Unary minus "-" operator.

static PrefixExpression.Operator NOT
          Logical complement "!"

static PrefixExpression.Operator PLUS
          Unary plus "+" operator.

Method Summary

static PrefixExpression.Operator toOperator ( String token)
          Returns the prefix operator corresponding to the given string, or null if none.

String toString ()
          Returns the character sequence for the operator.

Methods inherited from class java.lang. Object

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

Field Detail

INCREMENT

public static final 
PrefixExpression.Operator INCREMENT

Prefix increment "++" operator.

DECREMENT

public static final 
PrefixExpression.Operator DECREMENT

Prefix decrement "--" operator.

PLUS

public static final 
PrefixExpression.Operator PLUS

Unary plus "+" operator.

MINUS

public static final 
PrefixExpression.Operator MINUS

Unary minus "-" operator.

COMPLEMENT

public static final 
PrefixExpression.Operator COMPLEMENT

Bitwise complement "~" operator.

NOT

public static final 
PrefixExpression.Operator NOT

Logical complement "!" operator.

Method Detail

toString

public 
String toString()

Returns the character sequence for the operator.

Overrides:: toString in class Object

Returns:: the character sequence for the operator

toOperator

public static 
PrefixExpression.Operator toOperator(
String token)

Returns the prefix operator corresponding to the given string, or null if none.

toOperator is the converse of toString: that is, Operator.toOperator(op.toString()) == op for all operators op.

Parameters:: token - the character sequence for the operator
Returns:: the prefix operator, or null if none