org.mentawai.rule
Class DoubleRule

java.lang.Object
  org.mentawai.rule.BasicRule
      org.mentawai.rule.DoubleRule

All Implemented Interfaces:

Rule

public class DoubleRule
extends BasicRule

A rule to validate doubles. You can also specify min and max values.

Author:

Helio Frota (idea by Emanuel Cordeiro)

Constructor Summary

DoubleRule()
Default constructor.

DoubleRule(double min)
Creates a IntegerRule with a min value.

DoubleRule(double min, double max)
Creates a IntegerRule with a min and max values.

Method Summary

boolean	check(String value) Do the check.
static DoubleRule	getInstance()
static DoubleRule	getInstance(double min) Gets the instance.
static DoubleRule	getInstance(int min, int max) Gets the instance.
Map<String,String>	getTokens() Returns a map with tokens that can be used in the error messages.

Methods inherited from class org.mentawai.rule.BasicRule

check

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleRule

public DoubleRule()

Default constructor.

DoubleRule

public DoubleRule(double min)

Creates a IntegerRule with a min value.

Parameters:

min - The minimum value for the integer.

DoubleRule

public DoubleRule(double min,
                  double max)

Creates a IntegerRule with a min and max values.

Parameters:

min - The minium value for the integer.

max - The maximum value for the integer.

Method Detail

getInstance

public static DoubleRule getInstance()

getInstance

public static DoubleRule getInstance(double min)

Gets the instance.

Parameters:

min - double

Returns:

DoubleRule

getInstance

public static DoubleRule getInstance(int min,
                                     int max)

Gets the instance.

Parameters:

min - double

max - double

Returns:

DoubleRule

getTokens

public Map<String,String> getTokens()

Description copied from interface: Rule

Returns a map with tokens that can be used in the error messages. The tokens in the error messages will be replaced by the token values in this map.

Specified by:

getTokens in interface Rule

Overrides:

getTokens in class BasicRule

Returns:

A map with the token values.

check

public boolean check(String value)

Do the check.

Specified by:

check in class BasicRule

Parameters:

value - The value to validate.

Returns:

true if the validation was successful.