cz.jirutka.rsql.parser.model

Class ComparisonExpression

java.lang.Object

cz.jirutka.rsql.parser.model.Expression

cz.jirutka.rsql.parser.model.ComparisonExpression

public class ComparisonExpression
extends Expression

Represents a comparison expression (constraint) which consists of triplet: selector - operator - argument. When processed, constraint yields Boolean value.

Author:

Jakub Jirutka

Constructor Summary

Constructors

Constructor and Description
ComparisonExpression(String selector, Comparison operator, String argument) Construct a new Comparison expression.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
String	getArgument()
Comparison	getOperator()
String	getSelector() Get selector which identifies some element of an entry's content.
int	hashCode()
String	toString()

Methods inherited from class cz.jirutka.rsql.parser.model.Expression

isComparison, isLogical

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ComparisonExpression

public ComparisonExpression(String selector,
                    Comparison operator,
                    String argument)

Construct a new Comparison expression.

Parameters:

selector - identifies some element of an entry's content

operator - comparison operator

argument -

Method Detail

getSelector

public String getSelector()

Get selector which identifies some element of an entry's content.

Returns:

selector

getArgument

public String getArgument()

Returns:

argument

getOperator

public Comparison getOperator()

Returns:

comparison operator

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object