Application: gvSIG desktop » Library: org.gvsig.tools

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.tools.dynform.services.dynformfield.Integer;

import java.util.Objects;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.tools.dynform.DynFormFieldDefinition;

import org.gvsig.tools.dynform.spi.DynFormSPIManager;

import org.gvsig.tools.dynform.spi.dynformfield.AbstractJDynFormFieldWithValueList;

import org.gvsig.tools.dynform.spi.dynformfield.JDynFormFieldFactory;

import org.gvsig.tools.dynobject.exception.DynFieldValidateException;

@SuppressWarnings("UseSpecificCatch")

public class JDynFormFieldInteger extends AbstractJDynFormFieldWithValueList {

    public JDynFormFieldInteger(

            DynFormSPIManager serviceManager,

            DynFormSPIManager.ComponentsFactory componentsFactory,

            JDynFormFieldFactory factory,

            DynFormFieldDefinition definition,

            Object value

    ) {

        super(serviceManager, componentsFactory, factory, definition, value);

    }

    @Override

    public Object getValue() {

        Object value = null;

        String s = this.getValueFromJComponent();

        if (StringUtils.isBlank(s)) {

            value = null;

        } else {

            try {

                value = Integer.valueOf(s);

            } catch (Exception ex) {

                throw new IllegalFieldValue(this, "Is not a valid integer.");

            }

        }

        try {

            this.getDefinition().validate(value);

            this.problemIndicator().clear();

        } catch (DynFieldValidateException e) {

            throw new IllegalFieldValue(this, e.getLocalizedMessage());

        }

        return value;

    }

    @Override

    public String getJTextFieldRegex() {

        return "[0-9]";

    }

    @Override

    public boolean isModified() {

        String s = this.getValueFromJComponent();

        Integer assigned = (Integer) getAssignedValue();

        if (StringUtils.isBlank(s)) {

            return assigned != null;

        }

        try {

            Integer value = Integer.valueOf(s);

            return !Objects.equals(value, assigned);

        } catch (Exception ex) {

            return false;

        }

    }

}