Coverage Report - com.puppycrawl.tools.checkstyle.checks.ArrayTypeStyleCheck
 
Classes in this File Line Coverage Branch Coverage Complexity
ArrayTypeStyleCheck
100%
17/17
100%
12/12
3.333
 
 1  
 ////////////////////////////////////////////////////////////////////////////////
 2  
 // checkstyle: Checks Java source code for adherence to a set of rules.
 3  
 // Copyright (C) 2001-2014  Oliver Burn
 4  
 //
 5  
 // This library is free software; you can redistribute it and/or
 6  
 // modify it under the terms of the GNU Lesser General Public
 7  
 // License as published by the Free Software Foundation; either
 8  
 // version 2.1 of the License, or (at your option) any later version.
 9  
 //
 10  
 // This library is distributed in the hope that it will be useful,
 11  
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 12  
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 13  
 // Lesser General Public License for more details.
 14  
 //
 15  
 // You should have received a copy of the GNU Lesser General Public
 16  
 // License along with this library; if not, write to the Free Software
 17  
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 18  
 ////////////////////////////////////////////////////////////////////////////////
 19  
 package com.puppycrawl.tools.checkstyle.checks;
 20  
 
 21  
 import com.puppycrawl.tools.checkstyle.api.Check;
 22  
 import com.puppycrawl.tools.checkstyle.api.DetailAST;
 23  
 import com.puppycrawl.tools.checkstyle.api.TokenTypes;
 24  
 
 25  
 /**
 26  
  * Checks the style of array type definitions.
 27  
  * Some like Java-style: <code>public static void main(String[] args)</code>
 28  
  * and some like C-style: public static void main(String args[])
 29  
  *
 30  
  * By default the Check enforces Java style.
 31  
  * @author lkuehne
 32  
  */
 33  2
 public class ArrayTypeStyleCheck extends Check
 34  
 {
 35  
     /** controls whether to use Java or C style */
 36  2
     private boolean mJavaStyle = true;
 37  
 
 38  
     @Override
 39  
     public int[] getDefaultTokens()
 40  
     {
 41  2
         return new int[] {TokenTypes.ARRAY_DECLARATOR};
 42  
     }
 43  
 
 44  
     @Override
 45  
     public void visitToken(DetailAST aAST)
 46  
     {
 47  28
         final DetailAST typeAST = aAST.getParent();
 48  28
         if (typeAST.getType() != TokenTypes.TYPE) {
 49  6
             return;
 50  
         }
 51  22
         final DetailAST declAST = typeAST.getParent();
 52  22
         if (declAST.getType() == TokenTypes.METHOD_DEF) {
 53  
             // Do not check method's return type.
 54  
             // We have no alternatives here.
 55  4
             return;
 56  
         }
 57  
 
 58  18
         final DetailAST variableAST = typeAST.getNextSibling();
 59  18
         if (variableAST != null) {
 60  12
             final boolean isJavaStyle =
 61  
                 (variableAST.getLineNo() > aAST.getLineNo())
 62  
                 || (variableAST.getColumnNo() > aAST.getColumnNo());
 63  
 
 64  12
             if (isJavaStyle != mJavaStyle) {
 65  6
                 log(aAST.getLineNo(), aAST.getColumnNo(), "array.type.style");
 66  
             }
 67  
         }
 68  18
     }
 69  
 
 70  
     /**
 71  
      * Controls whether to check for Java or C style.
 72  
      * @param aJavaStyle true if Java style should be used.
 73  
      */
 74  
     public void setJavaStyle(boolean aJavaStyle)
 75  
     {
 76  1
         mJavaStyle = aJavaStyle;
 77  1
     }
 78  
 }