搜索：

public class CharsetConstants {
   
    public static MapleLanguageType MAPLE_TYPE = MapleLanguageType.LANGUAGE_US;
   
    public enum MapleLanguageType {
        LANGUAGE_PT_BR(1, "ISO-8859-1"),
        LANGUAGE_US(2, "US-ASCII");
        final byte type;
        final String ascii;

替换：

public class CharsetConstants {
   
    public static MapleLanguageType MAPLE_TYPE = MapleLanguageType.LANGUAGE_US;
   
    public enum MapleLanguageType {
        LANGUAGE_PT_BR(1, "ISO-8859-1"),
        LANGUAGE_US(2, "GBK");
        final byte type;
        final String ascii;