Coverage Report - com.puppycrawl.tools.checkstyle.checks.indentation.SwitchHandler
 
Classes in this File Line Coverage Branch Coverage Complexity
SwitchHandler
100%
11/11
N/A
1
 
 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.indentation;
 20  
 
 21  
 import com.puppycrawl.tools.checkstyle.api.DetailAST;
 22  
 import com.puppycrawl.tools.checkstyle.api.TokenTypes;
 23  
 
 24  
 /**
 25  
  * Handler for switch statements.
 26  
  *
 27  
  * @author jrichard
 28  
  */
 29  
 public class SwitchHandler extends BlockParentHandler
 30  
 {
 31  
     /**
 32  
      * Construct an instance of this handler with the given indentation check,
 33  
      * abstract syntax tree, and parent handler.
 34  
      *
 35  
      * @param aIndentCheck   the indentation check
 36  
      * @param aAst           the abstract syntax tree
 37  
      * @param aParent        the parent handler
 38  
      */
 39  
     public SwitchHandler(IndentationCheck aIndentCheck,
 40  
         DetailAST aAst, ExpressionHandler aParent)
 41  
     {
 42  12
         super(aIndentCheck, "switch", aAst, aParent);
 43  12
     }
 44  
 
 45  
     @Override
 46  
     protected DetailAST getLCurly()
 47  
     {
 48  36
         return getMainAst().findFirstToken(TokenTypes.LCURLY);
 49  
     }
 50  
 
 51  
     @Override
 52  
     protected DetailAST getRCurly()
 53  
     {
 54  24
         return getMainAst().findFirstToken(TokenTypes.RCURLY);
 55  
     }
 56  
 
 57  
     @Override
 58  
     protected DetailAST getListChild()
 59  
     {
 60  
         // all children should be taken care of by case handler (plus
 61  
         // there is no parent of just the cases, if checking is needed
 62  
         // here in the future, an additional way beyond checkChildren()
 63  
         // will have to be devised to get children)
 64  12
         return null;
 65  
     }
 66  
 
 67  
     @Override
 68  
     protected DetailAST getNonlistChild()
 69  
     {
 70  12
         return null;
 71  
     }
 72  
 
 73  
     /**
 74  
      * Check the indentation of the switch expression.
 75  
      */
 76  
     private void checkSwitchExpr()
 77  
     {
 78  12
         checkExpressionSubtree(
 79  
             getMainAst().findFirstToken(TokenTypes.LPAREN).
 80  
                 getNextSibling(),
 81  
             getLevel(),
 82  
             false,
 83  
             false);
 84  12
     }
 85  
 
 86  
     @Override
 87  
     public void checkIndentation()
 88  
     {
 89  12
         checkSwitchExpr();
 90  12
         super.checkIndentation();
 91  12
     }
 92  
 }