Coverage Report - com.puppycrawl.tools.checkstyle.checks.indentation.SwitchHandler
 
Classes in this File Line Coverage Branch Coverage Complexity
SwitchHandler
100%
13/13
N/A
1
 
 1  
 ////////////////////////////////////////////////////////////////////////////////
 2  
 // checkstyle: Checks Java source code for adherence to a set of rules.
 3  
 // Copyright (C) 2001-2017 the original author or authors.
 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  
 
 20  
 package com.puppycrawl.tools.checkstyle.checks.indentation;
 21  
 
 22  
 import com.puppycrawl.tools.checkstyle.api.DetailAST;
 23  
 import com.puppycrawl.tools.checkstyle.api.TokenTypes;
 24  
 
 25  
 /**
 26  
  * Handler for switch statements.
 27  
  *
 28  
  * @author jrichard
 29  
  */
 30  
 public class SwitchHandler extends BlockParentHandler {
 31  
     /**
 32  
      * Construct an instance of this handler with the given indentation check,
 33  
      * abstract syntax tree, and parent handler.
 34  
      *
 35  
      * @param indentCheck   the indentation check
 36  
      * @param ast           the abstract syntax tree
 37  
      * @param parent        the parent handler
 38  
      */
 39  
     public SwitchHandler(IndentationCheck indentCheck,
 40  
         DetailAST ast, AbstractExpressionHandler parent) {
 41  15
         super(indentCheck, "switch", ast, parent);
 42  15
     }
 43  
 
 44  
     @Override
 45  
     protected DetailAST getLeftCurly() {
 46  30
         return getMainAst().findFirstToken(TokenTypes.LCURLY);
 47  
     }
 48  
 
 49  
     @Override
 50  
     protected DetailAST getRightCurly() {
 51  30
         return getMainAst().findFirstToken(TokenTypes.RCURLY);
 52  
     }
 53  
 
 54  
     @Override
 55  
     protected DetailAST getListChild() {
 56  
         // all children should be taken care of by case handler (plus
 57  
         // there is no parent of just the cases, if checking is needed
 58  
         // here in the future, an additional way beyond checkChildren()
 59  
         // will have to be devised to get children)
 60  15
         return null;
 61  
     }
 62  
 
 63  
     @Override
 64  
     protected DetailAST getNonListChild() {
 65  15
         return null;
 66  
     }
 67  
 
 68  
     /**
 69  
      * Check the indentation of the switch expression.
 70  
      */
 71  
     private void checkSwitchExpr() {
 72  30
         checkExpressionSubtree(
 73  15
             getMainAst().findFirstToken(TokenTypes.LPAREN).getNextSibling(),
 74  15
             getIndent(),
 75  
             false,
 76  
             false);
 77  15
     }
 78  
 
 79  
     @Override
 80  
     public void checkIndentation() {
 81  15
         checkSwitchExpr();
 82  15
         super.checkIndentation();
 83  15
     }
 84  
 }