Coverage report

  %line %branch
org.apache.commons.jexl.parser.ASTNotNode
60% 
88% 

 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  
  *   Not :   'not' or '!'
 23  
  *
 24  
  *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
 25  
  *  @version $Id: ASTNotNode.java,v 1.3 2004/02/28 13:45:20 yoavs Exp $
 26  
  */
 27  
 
 28  
 public class ASTNotNode extends SimpleNode
 29  
 {
 30  
     public ASTNotNode(int id)
 31  
     {
 32  0
     super(id);
 33  0
     }
 34  
 
 35  
     public ASTNotNode(Parser p, int id)
 36  
     {
 37  99
         super(p, id);
 38  99
     }
 39  
 
 40  
 
 41  
     /** Accept the visitor. **/
 42  
     public Object jjtAccept(ParserVisitor visitor, Object data)
 43  
     {
 44  0
         return visitor.visit(this, data);
 45  
     }
 46  
 
 47  
     public Object value(JexlContext jc)
 48  
         throws Exception
 49  
     {
 50  99
         Object val = ((SimpleNode) jjtGetChild(0)).value(jc);
 51  
 
 52  
         /*
 53  
          * coercion rules
 54  
          */
 55  
 
 56  99
         Boolean b = Coercion.coerceBoolean(val);
 57  
 
 58  99
         if (b != null)
 59  99
             return b.booleanValue() ? Boolean.FALSE : Boolean.TRUE;
 60  
 
 61  0
         throw new Exception("expression not boolean valued");
 62  
     }
 63  
 
 64  
 }

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