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veraPDF PDF/A validation model implementation based on PDF parser.

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/**
 * This file is part of veraPDF Validation, a module of the veraPDF project.
 * Copyright (c) 2015, veraPDF Consortium 
 * All rights reserved.
 *
 * veraPDF Validation is free software: you can redistribute it and/or modify
 * it under the terms of either:
 *
 * The GNU General public license GPLv3+.
 * You should have received a copy of the GNU General Public License
 * along with veraPDF Validation as the LICENSE.GPL file in the root of the source
 * tree.  If not, see http://www.gnu.org/licenses/ or
 * https://www.gnu.org/licenses/gpl-3.0.en.html.
 *
 * The Mozilla Public License MPLv2+.
 * You should have received a copy of the Mozilla Public License along with
 * veraPDF Validation as the LICENSE.MPL file in the root of the source tree.
 * If a copy of the MPL was not distributed with this file, you can obtain one at
 * http://mozilla.org/MPL/2.0/.
 */
package org.verapdf.gf.model.impl.cos;

import org.verapdf.cos.COSBoolean;
import org.verapdf.model.coslayer.CosBool;

/**
 * @author Timur Kamalov
 */
public class GFCosBool extends GFCosObject implements CosBool {

    public static final CosBool TRUE = new GFCosBool(COSBoolean.TRUE);
    public static final CosBool FALSE = new GFCosBool(COSBoolean.FALSE);

    /** Type name for GFCosBool */
    public static final String COS_BOOLEAN_TYPE = "CosBool";
    private final boolean value;

    private GFCosBool(COSBoolean cosBoolean) {
        super(cosBoolean, COS_BOOLEAN_TYPE);
        this.value = cosBoolean.getBoolean();
    }

    /**
     * Get value of this object
     */
    @Override
    public Boolean getvalue() {
        return this.value;
    }

    /**
     * This method will create CosBool object instance from greenfield COSBoolean
     * @param bool greenfield COSBoolean
     * @return instance of CosBool
     */
    public static CosBool valueOf(COSBoolean bool) {
        return bool.getBoolean() ? TRUE : FALSE;
    }

}