Fri, 08 Jun 2018 11:11:06 +0200
8204290: Add check to limit number of capture groups
Reviewed-by: sundar, jlaskey
1 /*
2 * Permission is hereby granted, free of charge, to any person obtaining a copy of
3 * this software and associated documentation files (the "Software"), to deal in
4 * the Software without restriction, including without limitation the rights to
5 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
6 * of the Software, and to permit persons to whom the Software is furnished to do
7 * so, subject to the following conditions:
8 *
9 * The above copyright notice and this permission notice shall be included in all
10 * copies or substantial portions of the Software.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
13 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
14 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
15 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
16 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
18 * SOFTWARE.
19 */
20 package jdk.nashorn.internal.runtime.regexp.joni;
22 import java.io.PrintStream;
24 @SuppressWarnings("javadoc")
25 public interface Config {
26 final int CHAR_TABLE_SIZE = 256;
28 /* from jcodings */
29 final boolean VANILLA = false;
30 final int INTERNAL_ENC_CASE_FOLD_MULTI_CHAR = (1<<30);
31 final int ENC_CASE_FOLD_MIN = INTERNAL_ENC_CASE_FOLD_MULTI_CHAR;
32 final int ENC_CASE_FOLD_DEFAULT = ENC_CASE_FOLD_MIN;
34 final boolean USE_MONOMANIAC_CHECK_CAPTURES_IN_ENDLESS_REPEAT = true; /* /(?:()|())*\2/ */
35 final boolean USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE = true; /* /\n$/ =~ "\n" */
36 final boolean USE_WARNING_REDUNDANT_NESTED_REPEAT_OPERATOR = false;
38 final boolean CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS = true;
40 final boolean USE_MATCH_RANGE_MUST_BE_INSIDE_OF_SPECIFIED_RANGE = false;
41 final boolean USE_VARIABLE_META_CHARS = true;
42 final boolean USE_WORD_BEGIN_END = true; /* "\<": word-begin, "\>": word-end */
43 final boolean USE_POSIX_API_REGION_OPTION = false; /* needed for POSIX API support */
44 final boolean USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE = true;
46 final int NREGION = 10;
47 final int MAX_BACKREF_NUM = 1000;
48 final int MAX_CAPTURE_GROUP_NUM = 0x8000;
49 final int MAX_REPEAT_NUM = 100000;
50 final int MAX_MULTI_BYTE_RANGES_NUM = 10000;
53 final boolean USE_WARN = true;
55 // internal config
56 final boolean USE_PARSE_TREE_NODE_RECYCLE = true;
57 final boolean USE_OP_PUSH_OR_JUMP_EXACT = true;
58 final boolean USE_SHARED_CCLASS_TABLE = false;
59 final boolean USE_QTFR_PEEK_NEXT = true;
61 final int INIT_MATCH_STACK_SIZE = 64;
62 final int DEFAULT_MATCH_STACK_LIMIT_SIZE = 0; /* unlimited */
63 final int NUMBER_OF_POOLED_STACKS = 4;
67 final boolean DONT_OPTIMIZE = false;
69 final boolean USE_STRING_TEMPLATES = true; // use embedded string templates in Regex object as byte arrays instead of compiling them into int bytecode array
71 final boolean NON_UNICODE_SDW = true;
74 final PrintStream log = System.out;
75 final PrintStream err = System.err;
77 final boolean DEBUG_ALL = false;
79 final boolean DEBUG = DEBUG_ALL;
80 final boolean DEBUG_PARSE_TREE = DEBUG_ALL;
81 final boolean DEBUG_PARSE_TREE_RAW = true;
82 final boolean DEBUG_COMPILE = DEBUG_ALL;
83 final boolean DEBUG_COMPILE_BYTE_CODE_INFO = DEBUG_ALL;
84 final boolean DEBUG_SEARCH = DEBUG_ALL;
85 final boolean DEBUG_MATCH = DEBUG_ALL;
86 }