/**
* Copyright (C) 2011 JTalks.org Team
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jtalks.jcommune.web.validation.validators;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import org.apache.commons.lang.ArrayUtils;
import org.jtalks.jcommune.model.entity.JCUser;
import org.jtalks.jcommune.web.validation.annotations.PageSize;
/**
* Checks the the size of forum page. Size of forum page is
* the count of rows that will be displayed to user.
*
* @author Anuar_Nurmakanov
*
*/
public class PageSizeValidator implements ConstraintValidator<PageSize, Integer> {
/**
* {@inheritDoc}
*/
@Override
public void initialize(PageSize constraintAnnotation) {
//we don't have any parameters
}
/**
* {@inheritDoc}
*/
@Override
public boolean isValid(Integer value, ConstraintValidatorContext context) {
return value!= null && ArrayUtils.contains(JCUser.PAGE_SIZES_AVAILABLE, value);
}
}