Coverage report

  %line %branch
org.apache.commons.jexl.parser.ASTEQNode
88% 
100% 

 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  
  *  represents equality between integers - use .equals() for strings
 23  
  *
 24  
  *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
 25  
  *  @version $Id: ASTEQNode.java,v 1.7 2004/08/22 01:53:27 dion Exp $
 26  
  */
 27  
 public class ASTEQNode extends SimpleNode
 28  
 {
 29  
     public ASTEQNode(int id)
 30  
     {
 31  0
         super(id);
 32  0
     }
 33  
 
 34  
     public ASTEQNode(Parser p, int id)
 35  
     {
 36  450
         super(p, id);
 37  450
     }
 38  
 
 39  
     /** Accept the visitor. **/
 40  
     public Object jjtAccept(ParserVisitor visitor, Object data)
 41  
     {
 42  0
         return visitor.visit(this, data);
 43  
     }
 44  
 
 45  
     public Object value(JexlContext pc)
 46  
         throws Exception
 47  
     {
 48  432
         Object left = ( (SimpleNode) jjtGetChild(0)).value(pc);
 49  432
         Object right = ( (SimpleNode) jjtGetChild(1)).value(pc);
 50  
 
 51  432
         if (left == null && right == class="keyword">null)
 52  
         {
 53  
             /*
 54  
              * if both are null L == R
 55  
              */
 56  9
             return Boolean.TRUE;
 57  
         }
 58  423
         else if (left==null || right==class="keyword">null)
 59  
         {
 60  
             /*
 61  
              * we know both aren't null, therefore L != R
 62  
              */
 63  36
             return Boolean.FALSE;
 64  
         }
 65  387
         else if (left.getClass().equals(right.getClass()))
 66  
         {
 67  324
             return left.equals(right) ? Boolean.TRUE : Boolean.FALSE;
 68  
         }
 69  63
         else if(left instanceof Float || left instanceof Double ||
 70  
                 right instanceof Float || right instanceof Double)
 71  
         {
 72  18
             Double l = Coercion.coerceDouble(left);
 73  18
             Double r = Coercion.coerceDouble(right);
 74  
 
 75  18
             return l.equals(r) ? Boolean.TRUE : Boolean.FALSE;
 76  
         }
 77  45
         else if ( left instanceof Number || right instanceof Number ||
 78  
                    left instanceof Character || right instanceof Character)
 79  
         {
 80  9
             return Coercion.coerceLong(left).equals(Coercion.coerceLong(right)) 
 81  
                 ? Boolean.TRUE : Boolean.FALSE;
 82  
         }
 83  36
         else if (left instanceof Boolean || right instanceof Boolean)
 84  
         {
 85  18
             return Coercion.coerceBoolean(left).equals(Coercion.coerceBoolean(right))
 86  
                 ? Boolean.TRUE : Boolean.FALSE;
 87  
         }
 88  18
         else if (left instanceof java.lang.String || right instanceof String)
 89  
         {
 90  9
             return left.toString().equals(right.toString()) ? Boolean.TRUE : Boolean.FALSE;
 91  
         }
 92  
 
 93  9
         return left.equals(right) ? Boolean.TRUE : Boolean.FALSE;
 94  
     }
 95  
 }

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