ConnectionValidator.java

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is part of dcm4che, an implementation of DICOM(TM) in
 * Java(TM), hosted at https://github.com/dcm4che.
 *
 * The Initial Developer of the Original Code is
 * Agfa Healthcare.
 * Portions created by the Initial Developer are Copyright (C) 2012
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 * See @authors listed below
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

package org.dcm4chee.wizard.validator;

import java.util.List;

import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.FormComponent;
import org.apache.wicket.markup.html.form.validation.AbstractFormValidator;
import org.apache.wicket.model.StringResourceModel;
import org.dcm4che3.conf.api.ConfigurationException;
import org.dcm4chee.wizard.common.component.ModalWindowRuntimeException;
import org.dcm4chee.wizard.model.ConnectionModel;

/**
 * @author Robert David <robert.david@agfa.com>
 */
public class ConnectionValidator extends AbstractFormValidator {

    private static final long serialVersionUID = 1L;

    private List<ConnectionModel> connectionModels;

    private FormComponent<String> commonName;
    private FormComponent<String> hostname;
    private FormComponent<Integer> port;

    private ConnectionModel ignore;

    public ConnectionValidator(List<ConnectionModel> connectionModels, FormComponent<String> commonName,
            FormComponent<String> hostname, FormComponent<Integer> port, ConnectionModel ignore) {

        this.connectionModels = connectionModels;
        this.commonName = commonName;
        this.hostname = hostname;
        this.port = port;

        this.ignore = ignore;
    }

    public FormComponent<?>[] getDependentFormComponents() {
        return new FormComponent[] { hostname };
    }

    public void validate(Form<?> form) {
        try {
            hostname.validate();
            port.validate();
            if (hostname.hasErrorMessage() || port.hasErrorMessage())
                return;

            if (!commonName.getValue().equals("") && ignore != null
                    && !commonName.getValue().equals(ignore.getConnection().getCommonName())) {
                for (ConnectionModel connectionModel : connectionModels)
                    if (commonName.getValue().equals(connectionModel.getConnection().getCommonName()))
                        commonName.error(new StringResourceModel("ConnectionValidator.commonName.alreadyExists",
                                hostname, null, new Object[0]).getObject());
            }

            int portNumber = !port.getValue().equals("") ? Integer.parseInt(port.getValue()) : -1;
            if (ignore != null && hostname.getValue().equals(ignore.getConnection().getHostname())
                    && (portNumber == ignore.getConnection().getPort()))
                return;

            for (ConnectionModel connectionModel : connectionModels)
                if (hostname.getValue().equals(connectionModel.getConnection().getHostname())
                        && portNumber == connectionModel.getConnection().getPort()) {
                    hostname.error(new StringResourceModel("ConnectionValidator.port.alreadyExists", hostname, null,
                            new Object[0]).getObject());
                    port.error(new StringResourceModel("ConnectionValidator.port.alreadyExists", hostname, null,
                            new Object[0]).getObject());
                }
        } catch (ConfigurationException ce) {
            throw new ModalWindowRuntimeException(ce.getLocalizedMessage());
        }
    }
}