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ObServe Toolkit Common Validation module

There is a newer version: 4.34

package fr.ird.observe.validation.validators;

/*-
 * #%L
 * ObServe Toolkit :: Common Validation
 * %%
 * Copyright (C) 2017 - 2019 IRD, Ultreia.io
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public
 * License along with this program.  If not, see
 * .
 * #L%
 */

import com.opensymphony.xwork2.validator.ValidationException;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.nuiton.validator.xwork2.field.NuitonFieldValidatorSupport;

import java.util.Objects;

import static io.ultreia.java4all.i18n.I18n.n;

/**
 * Created by tchemit on 17/10/2018.
 *
 * @author Tony Chemit - [email protected]
 */
public class CommentLengthFieldDtoValidator extends NuitonFieldValidatorSupport {

    private static final Logger log = LogManager.getLogger(CommentLengthFieldDtoValidator.class);

    private int commentLength;
    private int maxLength = 1024;

    public CommentLengthFieldDtoValidator() {
        super.setDefaultMessage(n("observe.validation.comment.too.big") + "##${maxLength}##${commentLength}");
    }

    @Override
    public void setSkip(String skip) {
        throw new IllegalStateException("Can't use this parameter!");
    }

    @Override
    protected void validateWhenNotSkip(Object object) throws ValidationException {
        String fieldName = Objects.requireNonNull(getFieldName());
        String fieldValue = (String) getFieldValue(fieldName, object);
        if (fieldValue == null || fieldValue.length() <= maxLength) {
            return;
        }
        commentLength = fieldValue.length();
        try {
            log.debug(String.format("[%s] Found a comment too big (%s).", getFieldName(), commentLength));
            addFieldError(fieldName, object);
        } finally {
            commentLength = 0;
        }
    }

    @Override
    public String getValidatorType() {
        return "commentLengthField";
    }

    public int getCommentLength() {
        return commentLength;
    }

    public int getMaxLength() {
        return maxLength;
    }

    public void setMaxLength(int maxLength) {
        this.maxLength = maxLength;
    }
}