Clover coverage report - groovy - 1.0-beta-7
Coverage timestamp: Wed Sep 29 2004 16:55:52 BST
file stats: LOC: 134   Methods: 8
NCLOC: 45   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
Binding.java 0% 0% 0% 0%
coverage
 1   
 /*
 2   
  $Id: Binding.java,v 1.4 2004/07/18 12:46:09 tug Exp $
 3   
 
 4   
  Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
 5   
 
 6   
  Redistribution and use of this software and associated documentation
 7   
  ("Software"), with or without modification, are permitted provided
 8   
  that the following conditions are met:
 9   
 
 10   
  1. Redistributions of source code must retain copyright
 11   
     statements and notices.  Redistributions must also contain a
 12   
     copy of this document.
 13   
 
 14   
  2. Redistributions in binary form must reproduce the
 15   
     above copyright notice, this list of conditions and the
 16   
     following disclaimer in the documentation and/or other
 17   
     materials provided with the distribution.
 18   
 
 19   
  3. The name "groovy" must not be used to endorse or promote
 20   
     products derived from this Software without prior written
 21   
     permission of The Codehaus.  For written permission,
 22   
     please contact info@codehaus.org.
 23   
 
 24   
  4. Products derived from this Software may not be called "groovy"
 25   
     nor may "groovy" appear in their names without prior written
 26   
     permission of The Codehaus. "groovy" is a registered
 27   
     trademark of The Codehaus.
 28   
 
 29   
  5. Due credit should be given to The Codehaus -
 30   
     http://groovy.codehaus.org/
 31   
 
 32   
  THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
 33   
  ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
 34   
  NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 35   
  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
 36   
  THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 37   
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 38   
  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 39   
  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 40   
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 41   
  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 42   
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 43   
  OF THE POSSIBILITY OF SUCH DAMAGE.
 44   
 
 45   
  */
 46   
 package groovy.lang;
 47   
 
 48   
 import java.util.HashMap;
 49   
 import java.util.Map;
 50   
 
 51   
 /**
 52   
  * Represents the variable bindings of a script which can be altered
 53   
  * from outside the script object or created outside of a script and passed
 54   
  * into it.
 55   
  * 
 56   
  * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
 57   
  * @version $Revision: 1.4 $
 58   
  */
 59   
 public class Binding extends GroovyObjectSupport {
 60   
     private Map variables;
 61   
     
 62  0
     public Binding() {
 63  0
         variables = new HashMap();
 64   
     }
 65   
     
 66  0
     public Binding(Map variables) {
 67  0
         this.variables = variables;
 68   
     }
 69   
     
 70   
     /**
 71   
      * A helper constructor used in main(String[]) method calls
 72   
      * 
 73   
      * @param args are the command line arguments from a main()
 74   
      */
 75  0
     public Binding(String[] args) {
 76  0
         this();
 77  0
         setVariable("args", args);
 78   
     }
 79   
     
 80   
     /**
 81   
      * @param name the name of the variable to lookup
 82   
      * @return the variable value
 83   
      */
 84  0
     public Object getVariable(String name) {
 85  0
         Object result = variables.get(name);
 86   
         
 87  0
         if (result == null && !variables.containsKey(name)) {
 88  0
                 throw new MissingPropertyException(name, Binding.class);
 89   
         }
 90   
         
 91  0
         return result;
 92   
     }
 93   
     
 94   
     /**
 95   
      * Sets the value of the given variable
 96   
      * @param name the name of the variable to set
 97   
      * @param value the new value for the given variable
 98   
      */
 99  0
     public void setVariable(String name, Object value) {
 100  0
         variables.put(name, value);
 101   
     }
 102   
     
 103  0
     public Map getVariables() {
 104  0
         return variables;
 105   
     }
 106   
 
 107   
     /**
 108   
      * Overloaded to make variables appear as bean properties or via the subscript operator
 109   
      */
 110  0
     public Object getProperty(String property) {
 111   
         /** @todo we should check if we have the property with the metaClass instead of try/catch  */
 112  0
         try {
 113  0
             return super.getProperty(property);
 114   
         }
 115   
         catch (MissingPropertyException e) {
 116  0
             return getVariable(property);
 117   
         }
 118   
     }
 119   
 
 120   
     /**
 121   
      * Overloaded to make variables appear as bean properties or via the subscript operator
 122   
      */
 123  0
     public void setProperty(String property, Object newValue) {
 124   
         /** @todo we should check if we have the property with the metaClass instead of try/catch  */
 125  0
         try {
 126  0
             super.setProperty(property, newValue);
 127   
         }
 128   
         catch (MissingPropertyException e) {
 129  0
             setVariable(property, newValue);
 130   
         }
 131   
     }
 132   
 
 133   
 }
 134