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.Less, Operator.LessOrEqual, Operator.Matcher, 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.Less
static class	Operator.LessOrEqual
static class	Operator.Matcher
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

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	inspect

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Operator(int precedence, java.lang.String inspect, boolean needInspect)

Method Summary

Modifier and Type	Method and Description
abstract java.lang.Object	calculate(Node node1, Node node2, RuntimeContextBuilder.RuntimeContext context)
boolean	equals(java.lang.Object obj)
int	getPosition()
java.lang.String	inspect(java.lang.String node1, java.lang.String node2)
boolean	isNeedInspect()
boolean	isPrecedentThan(Operator operator)
Operator	setPosition(int position)

Methods inherited from class java.lang.Object

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

Field Detail

inspect

protected final java.lang.String inspect

Constructor Detail

Operator

protected Operator(int precedence,
                   java.lang.String inspect,
                   boolean needInspect)

Method Detail

isNeedInspect

public boolean isNeedInspect()

isPrecedentThan

public boolean isPrecedentThan(Operator operator)

calculate

public abstract java.lang.Object calculate(Node node1,
                                           Node node2,
                                           RuntimeContextBuilder.RuntimeContext context)

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

getPosition

public int getPosition()

setPosition

public Operator setPosition(int position)

inspect

public java.lang.String inspect(java.lang.String node1,
                                java.lang.String node2)