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//
// $Id: CssValue.java,v 1.7 2010-01-05 13:50:01 ylafon Exp $
// From Philippe Le Hegaret ([email protected])
//
// (c) COPYRIGHT MIT and INRIA, 1997.
// Please first read the full copyright statement in file COPYRIGHT.html
package org.w3c.css.values;

import org.w3c.css.util.ApplContext;
import org.w3c.css.util.InvalidParamException;

/**
 * @version $Revision: 1.7 $
 */
public abstract class CssValue {

    public static int type = CssTypes.CSS_UNKNOWN;

    String cssversion;

    public int getType() {
        return type;
    }

    /**
     * Set the value of this value.
     *
     * @param s  the string representation of the value.
     * @param ac For errors and warnings reports.
     * @throws InvalidParamException The unit is incorrect
     */
    public abstract void set(String s, ApplContext ac)
            throws InvalidParamException;

    /**
     * @return the internal value
     */
    public abstract Object get();

    /**
     * Compares two values for equality.
     *
     * @param value The other value.
     */
    public boolean equals(Object value) {
        return super.equals(value);
    }

    public void setCssVersion(String cssversion) {
        this.cssversion = cssversion;
    }

    public boolean isDefault() {
        return false;
    }

}