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diff --git a/libjava/gnu/regexp/RETokenOneOf.java b/libjava/gnu/regexp/RETokenOneOf.java
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+++ b/libjava/gnu/regexp/RETokenOneOf.java
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+/* gnu/regexp/RETokenOneOf.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.util.Vector;
+
+final class RETokenOneOf extends REToken {
+  private Vector options;
+  private boolean negative;
+
+  // This constructor is used for convenience when we know the set beforehand,
+  // e.g. \d --> new RETokenOneOf("0123456789",false, ..)
+  //      \D --> new RETokenOneOf("0123456789",true, ..)
+
+  RETokenOneOf(int subIndex, String optionsStr, boolean negative, boolean insens) {
+    super(subIndex);
+    options = new Vector();
+    this.negative = negative;
+    for (int i = 0; i < optionsStr.length(); i++)
+      options.addElement(new RETokenChar(subIndex,optionsStr.charAt(i),insens));
+  }
+
+  RETokenOneOf(int subIndex, Vector options, boolean negative) {
+    super(subIndex);
+    this.options = options;
+    this.negative = negative;
+  }
+
+  int getMinimumLength() {
+    int min = Integer.MAX_VALUE;
+    int x;
+    for (int i=0; i < options.size(); i++) {
+      if ((x = ((REToken) options.elementAt(i)).getMinimumLength()) < min)
+	min = x;
+    }
+    return min;
+  }
+
+    boolean match(CharIndexed input, REMatch mymatch) {
+    if (negative && (input.charAt(mymatch.index) == CharIndexed.OUT_OF_BOUNDS)) 
+      return false;
+
+    REMatch newMatch = null;
+    REMatch last = null;
+    REToken tk;
+    boolean isMatch;
+    for (int i=0; i < options.size(); i++) {
+	tk = (REToken) options.elementAt(i);
+	REMatch tryMatch = (REMatch) mymatch.clone();
+	if (tk.match(input, tryMatch)) { // match was successful
+	    if (negative) return false;
+
+	    if (next(input, tryMatch)) {
+		// Add tryMatch to list of possibilities.
+		if (last == null) {
+		    newMatch = tryMatch;
+		    last = tryMatch;
+		} else {
+		    last.next = tryMatch;
+		    last = tryMatch;
+		}
+	    } // next succeeds
+	} // is a match
+    } // try next option
+
+    if (newMatch != null) {
+	if (negative) {
+	    return false;
+	} else {
+	    // set contents of mymatch equal to newMatch
+
+	    // try each one that matched
+	    mymatch.assignFrom(newMatch);
+	    return true;
+	}
+    } else {
+	if (negative) {
+	    ++mymatch.index;
+	    return next(input, mymatch);
+	} else {
+	    return false;
+	}
+    }
+
+    // index+1 works for [^abc] lists, not for generic lookahead (--> index)
+  }
+
+  void dump(StringBuffer os) {
+    os.append(negative ? "[^" : "(?:");
+    for (int i = 0; i < options.size(); i++) {
+      if (!negative && (i > 0)) os.append('|');
+      ((REToken) options.elementAt(i)).dumpAll(os);
+    }
+    os.append(negative ? ']' : ')');
+  }  
+}