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.URL;

import java.io.File;

import java.net.MalformedURLException;

import java.net.URL;

import java.util.Objects;

import javax.swing.JFileChooser;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.tools.dynform.DynFormFieldDefinition;

import org.gvsig.tools.dynform.services.dynformfield.File.JDynFormFieldFile;

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

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

public class JDynFormFieldURL extends JDynFormFieldFile {

    protected URL assignedValue = null;

    protected URL currentValue = null;

    public JDynFormFieldURL(

            DynFormSPIManager serviceManager,

            DynFormSPIManager.ComponentsFactory componentsFactory,

            JDynFormFieldFactory factory,

            DynFormFieldDefinition definition,

            Object value

    ) {

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

        this.assignedValue = (URL) value;

    }

    public Object getValue() {

        URL value = null;

        String s = "";

        s = this.jtext.getText();

        if (StringUtils.isBlank(s)){

            return null;  

        }

//        if (s.trim().length() == 0) {

//            Object x = this.getDefinition().getDefaultValue();

//            if (x == null) {

//                value = null;

//            } else {

//                try {

//                    value = new URL(x.toString());

//                } catch (MalformedURLException e) {

//                    LOGGER.info("Error. URL Syntax: " + x.toString());

//                    value = null;

//                }

//            }

//        } else {

        try {

            value = new URL(s);

        } catch (MalformedURLException e) {

            LOGGER.info("Error. URL Syntax: " + s.toString());

            value = null;

        }

//        }

        return value;

    }

    @Override

    public void setValue(Object value) {

        if (value == null) {

            this.jtext.setText("");

            this.assignedValue = null;

        } else {

            if (!(value instanceof URL)) {

                LOGGER.info("setValue invoked with non URL value (" + value.toString() + ").");

                return;

            }

            this.jtext.setText(((URL) value).toString());

            this.fixPreferredWidth(this.jtext);

            try {

                this.assignedValue = new URL(((URL) value).toString());

            } catch (MalformedURLException e) {

                LOGGER.info("Error in URL creation.");

                this.assignedValue = null;

            }

        }

        this.currentValue = this.assignedValue;

    }

    public File[] showOpenFileDialog(String title, File initialPath) {

        return showChooserDialog(title, JFileChooser.OPEN_DIALOG, JFileChooser.FILES_AND_DIRECTORIES, false, initialPath, null, false);

    }

    @Override

    public boolean isModified() {

        String s = this.jtext.getText();

        URL assigned = (URL) getAssignedValue();

        if (StringUtils.isBlank(s)) {

            return assigned != null;

        }

        try {

            URL value = new URL(s);

            return !Objects.equals(value, assigned);

        } catch (Exception ex) {

            return false;

        }

    }

}