| /* ParsePosition.java -- Keep track of position while parsing. |
| Copyright (C) 1998, 1999, 2001, 2005 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 java.text; |
| |
| /** |
| * This class is used to keep track of the current position during parsing |
| * operations. |
| * |
| * @author Aaron M. Renn (arenn@urbanophile.com) |
| * @author Per Bothner (bothner@cygnus.com) |
| */ |
| public class ParsePosition |
| { |
| /** |
| * This is the index of the current parse position. |
| */ |
| private int index; |
| |
| /** |
| * This is the index of the position where an error occurred during parsing. |
| */ |
| private int error_index; |
| |
| /** |
| * This method initializes a new instance of <code>ParsePosition</code> to |
| * have the specified initial index value. |
| * |
| * @param index The initial parsing index. |
| */ |
| public ParsePosition (int index) |
| { |
| this.index = index; |
| error_index = -1; |
| } |
| |
| /** |
| * This method returns the current parsing index. |
| * |
| * @return The current parsing index |
| */ |
| public int getIndex () |
| { |
| return index; |
| } |
| |
| /** |
| * This method sets the current parsing index to the specified value. |
| * |
| * @param index The new parsing index. |
| */ |
| public void setIndex (int index) |
| { |
| this.index = index; |
| } |
| |
| /** |
| * This method returns the error index value. This value defaults to -1 |
| * unless explicitly set to another value. |
| * |
| * @return The error index. |
| */ |
| public int getErrorIndex () |
| { |
| return error_index; |
| } |
| |
| /** |
| * This method sets the error index to the specified value. |
| * |
| * @param error_index The new error index |
| */ |
| public void setErrorIndex (int error_index) |
| { |
| this.error_index = error_index; |
| } |
| |
| /** |
| * This method tests the specified object for equality with this |
| * object. The two objects will be considered equal if and only if |
| * all of the following conditions are met. |
| * <p> |
| * <ul> |
| * <li>The specified object is not <code>null</code>.</li> |
| * <li>The specified object is an instance of <code>ParsePosition</code>.</li> |
| * <li>The specified object has the same index and error index as |
| * this object.</li> |
| * </ul> |
| * |
| * @param obj The <code>Object</code> to test for equality against |
| * this object. |
| * |
| * @return <code>true</code> if the specified object is equal to |
| * this object, <code>false</code> otherwise. |
| */ |
| public boolean equals (Object obj) |
| { |
| if (! (obj instanceof ParsePosition)) |
| return false; |
| |
| ParsePosition other = (ParsePosition) obj; |
| return index == other.index && error_index == other.error_index; |
| } |
| |
| /** |
| * This method returns a <code>String</code> representation of this |
| * object. |
| * |
| * @return A <code>String</code> that represents this object. |
| */ |
| public String toString () |
| { |
| return (getClass ().getName () + "[index=" + getIndex () |
| + ",errorIndex=" + getErrorIndex () + "]"); |
| } |
| } |