--- old/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/regexp/joni/exception/ErrorMessages.java	2020-04-15 18:52:16.000000000 +0530
+++ /dev/null	2020-04-15 18:52:16.000000000 +0530
@@ -1,73 +0,0 @@
-/*
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
- * of the Software, and to permit persons to whom the Software is furnished to do
- * so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-package jdk.nashorn.internal.runtime.regexp.joni.exception;
-
-@SuppressWarnings("javadoc")
-public interface ErrorMessages {
-
-    /* from jcodings */
-    final String ERR_INVALID_CODE_POINT_VALUE = "invalid code point value";
-    final String ERR_TOO_BIG_WIDE_CHAR_VALUE = "too big wide-char value";
-    final String ERR_TOO_LONG_WIDE_CHAR_VALUE = "too long wide-char value";
-
-    /* internal error */
-    final String ERR_PARSER_BUG = "internal parser error (bug)";
-    final String ERR_UNDEFINED_BYTECODE = "undefined bytecode (bug)";
-    final String ERR_UNEXPECTED_BYTECODE = "unexpected bytecode (bug)";
-    final String ERR_TOO_MANY_CAPTURE_GROUPS = "too many capture groups";
-
-    /* syntax error */
-    final String ERR_END_PATTERN_AT_LEFT_BRACE = "end pattern at left brace";
-    final String ERR_END_PATTERN_AT_LEFT_BRACKET = "end pattern at left bracket";
-    final String ERR_EMPTY_CHAR_CLASS = "empty char-class";
-    final String ERR_PREMATURE_END_OF_CHAR_CLASS = "premature end of char-class";
-    final String ERR_END_PATTERN_AT_ESCAPE = "end pattern at escape";
-    final String ERR_END_PATTERN_AT_META = "end pattern at meta";
-    final String ERR_END_PATTERN_AT_CONTROL = "end pattern at control";
-    final String ERR_META_CODE_SYNTAX = "invalid meta-code syntax";
-    final String ERR_CONTROL_CODE_SYNTAX = "invalid control-code syntax";
-    final String ERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE = "char-class value at end of range";
-    final String ERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS = "unmatched range specifier in char-class";
-    final String ERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED = "target of repeat operator is not specified";
-    final String ERR_TARGET_OF_REPEAT_OPERATOR_INVALID = "target of repeat operator is invalid";
-    final String ERR_UNMATCHED_CLOSE_PARENTHESIS = "unmatched close parenthesis";
-    final String ERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS = "end pattern with unmatched parenthesis";
-    final String ERR_END_PATTERN_IN_GROUP = "end pattern in group";
-    final String ERR_UNDEFINED_GROUP_OPTION = "undefined group option";
-    final String ERR_INVALID_POSIX_BRACKET_TYPE = "invalid POSIX bracket type";
-    final String ERR_INVALID_LOOK_BEHIND_PATTERN = "invalid pattern in look-behind";
-    final String ERR_INVALID_REPEAT_RANGE_PATTERN = "invalid repeat range {lower,upper}";
-
-    /* values error (syntax error) */
-    final String ERR_TOO_BIG_NUMBER = "too big number";
-    final String ERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE = "too big number for repeat range";
-    final String ERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE = "upper is smaller than lower in repeat range";
-    final String ERR_EMPTY_RANGE_IN_CHAR_CLASS = "empty range in char class";
-    final String ERR_TOO_MANY_MULTI_BYTE_RANGES = "too many multibyte code ranges are specified";
-    final String ERR_TOO_SHORT_MULTI_BYTE_STRING = "too short multibyte code string";
-    final String ERR_INVALID_BACKREF = "invalid backref number";
-    final String ERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED = "numbered backref/call is not allowed. (use name)";
-    final String ERR_EMPTY_GROUP_NAME = "group name is empty";
-    final String ERR_INVALID_GROUP_NAME = "invalid group name <%n>";
-    final String ERR_INVALID_CHAR_IN_GROUP_NAME = "invalid char in group number <%n>";
-    final String ERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY = "group number is too big for capture history";
-    final String ERR_INVALID_COMBINATION_OF_OPTIONS = "invalid combination of options";
-
-}