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-rw-r--r--libjava/gnu/regexp/CharIndexedString.java64
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diff --git a/libjava/gnu/regexp/CharIndexedString.java b/libjava/gnu/regexp/CharIndexedString.java
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-/* gnu/regexp/CharIndexedString.java
- Copyright (C) 1998-2001, 2004 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., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 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;
-import java.io.Serializable;
-
-class CharIndexedString implements CharIndexed, Serializable {
- private String s;
- private int anchor;
- private int len;
-
- CharIndexedString(String str, int index) {
- s = str;
- len = s.length();
- anchor = index;
- }
-
- public char charAt(int index) {
- int pos = anchor + index;
- return ((pos < len) && (pos >= 0)) ? s.charAt(pos) : OUT_OF_BOUNDS;
- }
-
- public boolean isValid() {
- return (anchor < len);
- }
-
- public boolean move(int index) {
- return ((anchor += index) < len);
- }
-}