Coverage Report - com.puppycrawl.tools.checkstyle.checks.indentation.ElseHandler
 
Classes in this File Line Coverage Branch Coverage Complexity
ElseHandler
100%
12/12
75%
6/8
2.667
 
 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 else blocks.
 26  
  *
 27  
  * @author jrichard
 28  
  */
 29  
 public class ElseHandler 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 ElseHandler(IndentationCheck aIndentCheck,
 40  
         DetailAST aAst, ExpressionHandler aParent)
 41  
     {
 42  46
         super(aIndentCheck, "else", aAst, aParent);
 43  46
     }
 44  
 
 45  
     @Override
 46  
     protected void checkToplevelToken()
 47  
     {
 48  
         // check if else is nested with rcurly of if:
 49  
         //
 50  
         //  } else ...
 51  
 
 52  46
         final DetailAST ifAST = getMainAst().getParent();
 53  46
         if (ifAST != null) {
 54  46
             final DetailAST slist = ifAST.findFirstToken(TokenTypes.SLIST);
 55  46
             if (slist != null) {
 56  37
                 final DetailAST lcurly = slist.getLastChild();
 57  37
                 if ((lcurly != null)
 58  
                     && (lcurly.getLineNo() == getMainAst().getLineNo()))
 59  
                 {
 60  
                     // indentation checked as part of LITERAL IF check
 61  25
                     return;
 62  
                 }
 63  
             }
 64  
         }
 65  21
         super.checkToplevelToken();
 66  21
     }
 67  
 
 68  
     @Override
 69  
     protected DetailAST getNonlistChild()
 70  
     {
 71  21
         return getMainAst().getFirstChild();
 72  
     }
 73  
 }