1   /*
    2    * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.
    3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
    4    *
    5    * This code is free software; you can redistribute it and/or modify it
    6    * under the terms of the GNU General Public License version 2 only, as
    7    * published by the Free Software Foundation.  Oracle designates this
    8    * particular file as subject to the "Classpath" exception as provided
    9    * by Oracle in the LICENSE file that accompanied this code.
   10    *
   11    * This code is distributed in the hope that it will be useful, but WITHOUT
   12    * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   13    * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   14    * version 2 for more details (a copy is included in the LICENSE file that
   15    * accompanied this code).
   16    *
   17    * You should have received a copy of the GNU General Public License version
   18    * 2 along with this work; if not, write to the Free Software Foundation,
   19    * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   20    *
   21    * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   22    * or visit www.oracle.com if you need additional information or have any
   23    * questions.
   24    */
   25   
   26   package java.text;
   27   
   28   /**
   29    * DontCareFieldPosition defines no-op FieldDelegate. Its
   30    * singleton is used for the format methods that don't take a
   31    * FieldPosition.
   32    */
   33   class DontCareFieldPosition extends FieldPosition {
   34       // The singleton of DontCareFieldPosition.
   35       static final FieldPosition INSTANCE = new DontCareFieldPosition();
   36   
   37       private final Format.FieldDelegate noDelegate = new Format.FieldDelegate() {
   38           public void formatted(Format.Field attr, Object value, int start,
   39                                 int end, StringBuffer buffer) {
   40           }
   41           public void formatted(int fieldID, Format.Field attr, Object value,
   42                                 int start, int end, StringBuffer buffer) {
   43           }
   44       };
   45   
   46       private DontCareFieldPosition() {
   47           super(0);
   48       }
   49   
   50       Format.FieldDelegate getFieldDelegate() {
   51           return noDelegate;
   52       }
   53   }