+ private static final int REGEX_UQNODE_NAME = 6;
+
+ private static final int REGEX_NBOOTSTRAP = 7;
+
+ private static final int REGEX_NDIST = 8;
+
+ private static final int REGEX_NO_LINES = 9;
+
+ private static final int REGEX_PERL_EXPAND_QUOTES = 10;
+
+ private static final int REGEX_MAX = 11;
+
+ private static final Regex[] REGEX = new Regex[REGEX_MAX];
+
+ private static Regex getRegex(int id)
+ {
+ if (REGEX[id] == null)
+ {
+ String code = null;
+ String code2 = null;
+ String codePerl = null;
+ switch (id)
+ {
+ case REGEX_PERL_NODE_REQUIRE_QUOTE:
+ codePerl = "m/[\\[,:'()]/";
+ break;
+ case REGEX_PERL_NODE_ESCAPE_QUOTE:
+ codePerl = "s/'/''/";
+ break;
+ case REGEX_PERL_NODE_UNQUOTED_WHITESPACE:
+ codePerl = "s/\\/w/_/";
+ break;
+ case REGEX_PERL_EXPAND_QUOTES:
+ codePerl = "s/''/'/";
+ break;
+ case REGEX_MAJOR_SYMS:
+ code = "[(\\['),;]";
+ break;
+ case REGEX_QNODE_NAME:
+ code = "'([^']|'')+'";
+ break;
+ case REGEX_COMMENT:
+ code = "]";
+ break;
+ case REGEX_UQNODE_NAME:
+ code = "\\b([^' :;\\](),]+)";
+ break;
+ case REGEX_NBOOTSTRAP:
+ code = "\\s*([0-9+]+)\\s*:";
+ break;
+ case REGEX_NDIST:
+ code = ":([-0-9Ee.+]+)";
+ break;
+ case REGEX_NO_LINES:
+ code = "\n+";
+ code2 = "";
+ break;
+ default:
+ return null;
+ }
+ return codePerl == null ? Platform.newRegex(code, code2)
+ : Platform.newRegexPerl(codePerl);
+ }
+ return REGEX[id];
+ }