Coverage report

  %line %branch
org.apache.commons.jexl.parser.ASTGTNode
31% 
79% 

 1  
 /*
 2  
  * Copyright 2002,2004 The Apache Software Foundation.
 3  
  * 
 4  
  * Licensed under the Apache License, Version 2.0 (the "License");
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  * 
 8  
  *      http://www.apache.org/licenses/LICENSE-2.0
 9  
  * 
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13  
  * See the License for the specific language governing permissions and
 14  
  * limitations under the License.
 15  
  */
 16  
 package org.apache.commons.jexl.parser;
 17  
 
 18  
 import org.apache.commons.jexl.JexlContext;
 19  
 import org.apache.commons.jexl.util.Coercion;
 20  
 
 21  
 /**
 22  
  *  GT : a > b
 23  
  *
 24  
  *  Follows A.3.6.1 of the JSTL 1.0 specification
 25  
  *
 26  
  *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
 27  
  *  @author <a href="mailto:proyal@apache.org">Peter Royal</a>
 28  
  *  @version $Id: ASTGTNode.java,v 1.5 2004/02/28 13:45:20 yoavs Exp $
 29  
  */
 30  
 public class ASTGTNode extends SimpleNode
 31  
 {
 32  
     public ASTGTNode( int id )
 33  
     {
 34  0
         super( id );
 35  0
     }
 36  
 
 37  
     public ASTGTNode( Parser p, int id )
 38  
     {
 39  60
         super( p, id );
 40  60
     }
 41  
 
 42  
     /** Accept the visitor. **/
 43  
     public Object jjtAccept( ParserVisitor visitor, Object data )
 44  
     {
 45  0
         return visitor.visit( this, data );
 46  
     }
 47  
 
 48  
     public Object value( JexlContext jc )
 49  
         throws Exception
 50  
     {
 51  
         /*
 52  
          * now get the values
 53  
          */
 54  
 
 55  60
         Object left = ( (SimpleNode)jjtGetChild( 0 ) ).value( jc );
 56  60
         Object right = ( (SimpleNode)jjtGetChild( 1 ) ).value( jc );
 57  
 
 58  60
         if( ( left == right ) || ( left == null ) || ( right == class="keyword">null ) )
 59  
         {
 60  0
             return Boolean.FALSE;
 61  
         }
 62  60
         else if( Coercion.isFloatingPoint( left ) || Coercion.isFloatingPoint( right ) )
 63  
         {
 64  0
             double leftDouble = Coercion.coerceDouble( left ).class="keyword">doubleValue();
 65  0
             double rightDouble = Coercion.coerceDouble( right ).class="keyword">doubleValue();
 66  
 
 67  0
             return leftDouble > rightDouble
 68  
                 ? Boolean.TRUE
 69  
                 : Boolean.FALSE;
 70  
         }
 71  60
         else if( Coercion.isNumberable( left ) || Coercion.isNumberable( right ) )
 72  
         {
 73  60
             long leftLong = Coercion.coerceLong( left ).class="keyword">longValue();
 74  60
             long rightLong = Coercion.coerceLong( right ).class="keyword">longValue();
 75  
 
 76  64
             return leftLong > rightLong
 77  4
                 ? Boolean.TRUE
 78  
                 : Boolean.FALSE;
 79  
         }
 80  0
         else if( left instanceof String || right instanceof String )
 81  
         {
 82  0
             String leftString = left.toString();
 83  0
             String rightString = right.toString();
 84  
 
 85  0
             return leftString.compareTo( rightString ) > 0
 86  
                 ? Boolean.TRUE
 87  
                 : Boolean.FALSE;
 88  
         }
 89  0
         else if( left instanceof Comparable )
 90  
         {
 91  0
             return ( (Comparable)left ).compareTo( right ) > 0
 92  
                 ? Boolean.TRUE
 93  
                 : Boolean.FALSE;
 94  
         }
 95  0
         else if( right instanceof Comparable )
 96  
         {
 97  0
             return ( (Comparable)right ).compareTo( left ) < 0
 98  
                 ? Boolean.TRUE
 99  
                 : Boolean.FALSE;
 100  
         }
 101  
 
 102  0
         throw new Exception( "Invalid comparison : GT " );
 103  
     }
 104  
 }

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