org.mentawai.rule
Class FileRule

java.lang.Object
  extended by org.mentawai.rule.FileRule
All Implemented Interfaces:
Rule

public class FileRule
extends Object
implements Rule

A rule to validate a content type of file to upload, this validation uses regular expression pattern.

Author:
Leiber Wallace, Diego Andrade

Constructor Summary
FileRule(String pattern)
           
 
Method Summary
 boolean check(String field, Action action)
          Check and validate the given field from the give action.
static FileRule getInstance(String pattern)
           
 Map<String,String> getTokens()
          Returns a map with tokens that can be used in the error messages.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

FileRule

public FileRule(String pattern)
Method Detail

getInstance

public static FileRule getInstance(String pattern)

check

public boolean check(String field,
                     Action action)
Description copied from interface: Rule
Check and validate the given field from the give action.

Specified by:
check in interface Rule
Parameters:
field - The field to validate.
action - The action from where to get the field.
Returns:
true if the validation succeeds.

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
Returns:
A map with the token values.


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