gallery.web.controller.resolution.Validation.java Source code

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Here is the source code for gallery.web.controller.resolution.Validation.java

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/*
 *  Copyright 2010 demchuck.dima@gmail.com
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package gallery.web.controller.resolution;

import gallery.model.beans.Resolution;
import gallery.service.resolution.IResolutionService;
import org.springframework.validation.Errors;

/**
 *
 * @author demchuck.dima@gmail.com
 */
public class Validation {
    private IResolutionService service;

    protected static final String[] PROPERTY_NAMES = new String[] { "width", "height" };

    public void validateCMS(Object target, Errors errors) {
        Resolution p = (Resolution) target;
        if (p.getHeight() != null && p.getHeight().intValue() < 1) {
            errors.rejectValue("height", "typeMismatch.sort");
        }
        if (p.getWidth() != null && p.getWidth().intValue() < 1) {
            errors.rejectValue("width", "typeMismatch.sort");
        }
        //checks if such resolution is allready in database
        if (!errors.hasErrors()) {
            Long c = service.getRowCount(PROPERTY_NAMES, new Object[] { p.getWidth(), p.getHeight() });
            if (c.longValue() > 0) {
                errors.reject("resolution.duplicate");
            }
        }
    }

    /**
     * @param service the service to set
     */
    public Validation(IResolutionService service) {
        this.service = service;
    }
}