001package jmri.server.json.idtag;
002
003/**
004 * Constants used by the internal JMRI JSON IdTag service.
005 *
006 * @author Randall Wood (C) 2019
007 */
008public class JsonIdTag {
009
010    /**
011     * {@value #IDTAG}
012     */
013    public static final String IDTAG = "idTag"; // NOI18N
014
015    /**
016     * Prevent instantiation, since this class only contains static values
017     */
018    private JsonIdTag() {
019        throw new UnsupportedOperationException("There is no valid instance of this class");
020    }
021}