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package sun.text;

/**
 * SupplementaryCharacterData is an SMI-private class which was written for
 * RuleBasedBreakIterator and BreakDictionary.
 */
public final class SupplementaryCharacterData implements Cloneable {

    /**
     * A token used as a character-category value to identify ignore characters
     */
    private static final byte IGNORE = -1;

    /**
     * An array for supplementary characters and values.
     * Lower one byte is used to keep a byte-value.
     * Upper three bytes are used to keep the first supplementary character
     * which has the value. The value is also valid for the following
     * supplementary characters until the next supplementary character in
     * the array <code>dataTable</code>.
     * For example, if the value of <code>dataTable[2]</code> is
     * <code>0x01000123</code> and the value