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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