org.datanucleus.query.expression
Class Expression.Operator

java.lang.Object
  org.datanucleus.query.expression.Expression.Operator

Direct Known Subclasses:

Expression.DyadicOperator, Expression.MonadicOperator

Enclosing class:

Expression

public static class Expression.Operator
extends java.lang.Object

Representation of an Operator.

Field Summary

protected int	precedence
protected java.lang.String	symbol

Constructor Summary

Expression.Operator(java.lang.String symbol, int precedence)
Operator

Method Summary

java.lang.String

toString()

Methods inherited from class java.lang.Object

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

Field Detail

symbol

protected final java.lang.String symbol

precedence

protected final int precedence

Constructor Detail

Expression.Operator

public Expression.Operator(java.lang.String symbol,
                           int precedence)

Operator

Parameters:

symbol - the source text or symbol of an operator. e.g =, ==, +, /, >, <, etc

precedence - the order of precedence where the expression is compiled

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object