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/*
 Copyright 2008-2010 Gephi
 Authors : Eduardo Ramos 
 Website : http://www.gephi.org

 This file is part of Gephi.

 DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 Copyright 2011 Gephi Consortium. All rights reserved.

 The contents of this file are subject to the terms of either the GNU
 General Public License Version 3 only ("GPL") or the Common
 Development and Distribution License("CDDL") (collectively, the
 "License"). You may not use this file except in compliance with the
 License. You can obtain a copy of the License at
 http://gephi.org/about/legal/license-notice/
 or /cddl-1.0.txt and /gpl-3.0.txt. See the License for the
 specific language governing permissions and limitations under the
 License.  When distributing the software, include this License Header
 Notice in each file and include the License files at
 /cddl-1.0.txt and /gpl-3.0.txt. If applicable, add the following below the
 License Header, with the fields enclosed by brackets [] replaced by
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 "Portions Copyrighted [year] [name of copyright owner]"

 If you wish your version of this file to be governed by only the CDDL
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 "[Contributor] elects to include this software in this distribution
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 Contributor(s):

 Portions Copyrighted 2011 Gephi Consortium.
 */
package org.gephi.ui.utils;

import org.gephi.graph.api.Table;
import org.netbeans.validation.api.Problems;
import org.netbeans.validation.api.Validator;
import org.openide.util.NbBundle;

/**
 * Utils class to validate a string that contains a valid title for a column of a {@link Table}
 *
 * @author Eduardo Ramos
 */
public class ColumnTitleValidator implements Validator {

    private Table table;
    private boolean allowNoTitle;

    public ColumnTitleValidator(Table table) {
        this(table, false);
    }

    public ColumnTitleValidator(Table table, boolean allowNoTitle) {
        this.table = table;
        this.allowNoTitle = allowNoTitle;
    }

    @Override
    public boolean validate(Problems prblms, String string, String t) {
        if (!allowNoTitle && (t == null || t.isEmpty())) {
            prblms.add(NbBundle.getMessage(ColumnTitleValidator.class, "ColumnTitleValidator.title.empty"));
            return false;
        } else if (table.hasColumn(t)) {
            prblms.add(NbBundle.getMessage(ColumnTitleValidator.class, "ColumnTitleValidator.title.repeated"));
            return false;
        } else {
            return true;
        }
    }

    public boolean isAllowNoTitle() {
        return allowNoTitle;
    }

    public void setAllowNoTitle(boolean allowNoTitle) {
        this.allowNoTitle = allowNoTitle;
    }

    public Table getTable() {
        return table;
    }

    public void setTable(Table table) {
        this.table = table;
    }
}