////////////////////////////////////////////////////////////////////////////////

 // checkstyle: Checks Java source code for adherence to a set of rules.

 // Copyright (C) 2001-2014  Oliver Burn

 //

 // This library is free software; you can redistribute it and/or

 // modify it under the terms of the GNU Lesser General Public

 // License as published by the Free Software Foundation; either

 // version 2.1 of the License, or (at your option) any later version.

 //

 // This library 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

 // Lesser General Public License for more details.

 //

 // You should have received a copy of the GNU Lesser General Public

 // License along with this library; if not, write to the Free Software

 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 ////////////////////////////////////////////////////////////////////////////////

 package com.puppycrawl.tools.checkstyle.api;

 /**

  * Immutable line and column numbers.

  *

  * @author Martin von Gagern

  */

 public class LineColumn implements Comparable<LineColumn>

 {

     /** The one-based line number */

     private final int mLine;

     /** The zero-based column number */

     private final int mCol;

     /**

      * Constructs a new pair of line and column numbers.

      * @param aLine the one-based line number

      * @param aCol the zero-based column number

      */

     public LineColumn(int aLine, int aCol)

     {

         mLine = aLine;

         mCol = aCol;

     }

     /** @return the one-based line number */

     public int getLine()

     {

         return mLine;

     }

     /** @return the zero-based column number */

     public int getColumn()

     {

         return mCol;

     }

     /** {@inheritDoc} */

     public int compareTo(LineColumn aLineColumn)

     {

         return (this.getLine() != aLineColumn.getLine())

             ? this.getLine() - aLineColumn.getLine()

             : this.getColumn() - aLineColumn.getColumn();

     }

 }