com.github.leeonky.dal.ast

Class Operator

java.lang.Object

com.github.leeonky.dal.ast.Operator

Direct Known Subclasses:

Operator.And, Operator.Division, Operator.Equal, Operator.Greater, Operator.GreaterOrEqual, Operator.Index, Operator.Less, Operator.LessOrEqual, Operator.Minus, Operator.Multiplication, Operator.Not, Operator.NotEqual, Operator.Or, Operator.Plus, Operator.Subtraction

public abstract class Operator
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Operator.And
static class	Operator.Division
static class	Operator.Equal
static class	Operator.Greater
static class	Operator.GreaterOrEqual
static class	Operator.Index
static class	Operator.Less
static class	Operator.LessOrEqual
static class	Operator.Minus
static class	Operator.Multiplication
static class	Operator.Not
static class	Operator.NotEqual
static class	Operator.Or
static class	Operator.Plus
static class	Operator.Subtraction

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Operator(int precedence)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	calculate(Node node1, Node node2, CompilingContext context)
protected java.lang.Object	calculate(java.lang.Object v1, java.lang.Object v2)
boolean	equals(java.lang.Object obj)
int	getPosition()
boolean	isPrecedentThan(Operator operator)
void	setPosition(int position)

Methods inherited from class java.lang.Object

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

Constructor Detail

Operator

protected Operator(int precedence)

Method Detail

isPrecedentThan

public boolean isPrecedentThan(Operator operator)

calculate

protected java.lang.Object calculate(java.lang.Object v1,
                                     java.lang.Object v2)

calculate

public java.lang.Object calculate(Node node1,
                                  Node node2,
                                  CompilingContext context)

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

getPosition

public int getPosition()

setPosition

public void setPosition(int position)