org.mentawai.rule
Class MethodRule

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

All Implemented Interfaces:

Rule

public class MethodRule
extends BasicRule

A validation rule that calls a method by reflection to validate. Good for validation that requires database access for example.

Author:

Sergio Oliveira

Constructor Summary

MethodRule(Object target, String methodName)

Method Summary

boolean	check(String value) Check a single input value from this action.
static MethodRule	getInstance(Object target, String methodName)
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

MethodRule

public MethodRule(Object target,
                  String methodName)

Method Detail

getInstance

public static MethodRule getInstance(Object target,
                                     String methodName)

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)

Description copied from class: BasicRule

Check a single input value from this action. Override this method to implement a basic rule for validation.

Specified by:

check in class BasicRule

Parameters:

value - The value to validate.

Returns:

true if the validation was successful.