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Diffstat (limited to 'gnu/regexp/RETokenIndependent.java')
-rw-r--r-- | gnu/regexp/RETokenIndependent.java | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/gnu/regexp/RETokenIndependent.java b/gnu/regexp/RETokenIndependent.java new file mode 100644 index 000000000..2eb147223 --- /dev/null +++ b/gnu/regexp/RETokenIndependent.java @@ -0,0 +1,76 @@ +/* gnu/regexp/RETokenIndependent.java + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.regexp; + +/** + * @author Ito Kazumitsu + */ +final class RETokenIndependent extends REToken +{ + REToken re; + + RETokenIndependent(REToken re) throws REException { + super(0); + this.re = re; + } + + int getMinimumLength() { + return re.getMinimumLength(); + } + + int getMaximumLength() { + return re.getMaximumLength(); + } + + boolean match(CharIndexed input, REMatch mymatch) + { + if (re.match(input, mymatch)) { + // Once we have found a match, we do not see other possible matches. + mymatch.next = null; + return next(input, mymatch); + } + return false; + } + + void dump(StringBuffer os) { + os.append("(?>"); + re.dumpAll(os); + os.append(')'); + } +} + |