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

 // 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.checks;

 import com.puppycrawl.tools.checkstyle.api.Check;

 import com.puppycrawl.tools.checkstyle.api.DetailAST;

 import com.puppycrawl.tools.checkstyle.api.TokenTypes;

 /**

  * Checks the style of array type definitions.

  * Some like Java-style: <code>public static void main(String[] args)</code>

  * and some like C-style: public static void main(String args[])

  *

  * By default the Check enforces Java style.

  * @author lkuehne

  */

 public class ArrayTypeStyleCheck extends Check

 {

     /** controls whether to use Java or C style */

     private boolean mJavaStyle = true;

     @Override

     public int[] getDefaultTokens()

     {

         return new int[] {TokenTypes.ARRAY_DECLARATOR};

     }

     @Override

     public void visitToken(DetailAST aAST)

     {

         final DetailAST typeAST = aAST.getParent();

         if (typeAST.getType() != TokenTypes.TYPE) {

             return;

         }

         final DetailAST declAST = typeAST.getParent();

         if (declAST.getType() == TokenTypes.METHOD_DEF) {

             // Do not check method's return type.

             // We have no alternatives here.

             return;

         }

         final DetailAST variableAST = typeAST.getNextSibling();

         if (variableAST != null) {

             final boolean isJavaStyle =

                 (variableAST.getLineNo() > aAST.getLineNo())

                 || (variableAST.getColumnNo() > aAST.getColumnNo());

             if (isJavaStyle != mJavaStyle) {

                 log(aAST.getLineNo(), aAST.getColumnNo(), "array.type.style");

             }

         }

     }

     /**

      * Controls whether to check for Java or C style.

      * @param aJavaStyle true if Java style should be used.

      */

     public void setJavaStyle(boolean aJavaStyle)

     {

         mJavaStyle = aJavaStyle;

     }

 }