Coverage report

  %line %branch
org.apache.turbine.services.intake.model.IntegerField
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 1  
 package org.apache.turbine.services.intake.model;
 2  
 
 3  
 /*
 4  
  * Copyright 2001-2005 The Apache Software Foundation.
 5  
  *
 6  
  * Licensed under the Apache License, Version 2.0 (the "License")
 7  
  * you may not use this file except in compliance with the License.
 8  
  * You may obtain a copy of the License at
 9  
  *
 10  
  *     http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing, software
 13  
  * distributed under the License is distributed on an "AS IS" BASIS,
 14  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 15  
  * See the License for the specific language governing permissions and
 16  
  * limitations under the License.
 17  
  */
 18  
 
 19  
 import org.apache.commons.lang.StringUtils;
 20  
 
 21  
 import org.apache.turbine.services.intake.IntakeException;
 22  
 import org.apache.turbine.services.intake.validator.IntegerValidator;
 23  
 import org.apache.turbine.services.intake.xmlmodel.XmlField;
 24  
 
 25  
 /**
 26  
  * Processor for int fields.
 27  
  *
 28  
  * @author <a href="mailto:jmcnally@collab.net">John McNally</a>
 29  
  * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
 30  
  * @author <a href="mailto:quintonm@bellsouth.net">Quinton McCombs</a>
 31  
  * @version $Id: IntegerField.java 264148 2005-08-29 14:21:04Z henning $
 32  
  */
 33  
 public class IntegerField
 34  
         extends Field
 35  
 {
 36  
 
 37  
     /**
 38  
      * Constructor.
 39  
      *
 40  
      * @param field xml field definition object
 41  
      * @param group xml group definition object
 42  
      * @throws IntakeException thrown by superclass
 43  
      */
 44  
     public IntegerField(XmlField field, Group group)
 45  
             throws IntakeException
 46  
     {
 47  0
         super(field, group);
 48  0
     }
 49  
 
 50  
     /**
 51  
      * Sets the default value for an Integer Field
 52  
      *
 53  
      * @param prop Parameter for the default values
 54  
      */
 55  
     public void setDefaultValue(String prop)
 56  
     {
 57  0
         defaultValue = null;
 58  
 
 59  0
         if (prop == null)
 60  
         {
 61  0
             return;
 62  
         }
 63  
 
 64  0
         defaultValue = new Integer(prop);
 65  0
     }
 66  
 
 67  
     /**
 68  
      * Set the empty Value. This value is used if Intake
 69  
      * maps a field to a parameter returned by the user and
 70  
      * the corresponding field is either empty (empty string)
 71  
      * or non-existant.
 72  
      *
 73  
      * @param prop The value to use if the field is empty.
 74  
      */
 75  
     public void setEmptyValue(String prop)
 76  
     {
 77  0
         emptyValue = null;
 78  
 
 79  0
         if (prop == null)
 80  
         {
 81  0
             return;
 82  
         }
 83  
 
 84  0
         emptyValue = new Integer(prop);
 85  0
     }
 86  
 
 87  
     /**
 88  
      * Provides access to emptyValue such that the value returned will be
 89  
      * acceptable as an argument parameter to Method.invoke.  Subclasses
 90  
      * that deal with primitive types should ensure that they return an
 91  
      * appropriate value wrapped in the object wrapper class for the
 92  
      * primitive type.
 93  
      *
 94  
      * @return the value to use when the field is empty or an Object that
 95  
      * wraps the empty value for primitive types.
 96  
      */
 97  
     protected Object getSafeEmptyValue()
 98  
     {
 99  0
         if (isMultiValued)
 100  
         {
 101  0
             return new int[0];
 102  
         }
 103  
         else
 104  
         {
 105  0
             return (null == getEmptyValue())
 106  
                     ? new Integer(0) : getEmptyValue();
 107  
         }
 108  
     }
 109  
 
 110  
     /**
 111  
      * A suitable validator.
 112  
      *
 113  
      * @return A suitable validator
 114  
      */
 115  
     protected String getDefaultValidator()
 116  
     {
 117  0
         return IntegerValidator.class.getName();
 118  
     }
 119  
 
 120  
     /**
 121  
      * Sets the value of the field from data in the parser.
 122  
      */
 123  
     protected void doSetValue()
 124  
     {
 125  0
         if (isMultiValued)
 126  
         {
 127  0
             String[] inputs = parser.getStrings(getKey());
 128  0
             int[] values = new class="keyword">int[inputs.length];
 129  0
             for (int i = 0; i < inputs.length; i++)
 130  
             {
 131  0
                 values[i] = StringUtils.isNotEmpty(inputs[i])
 132  
                         ? new Integer(inputs[i]).intValue()
 133  
                         : ((Integer) getEmptyValue()).intValue();
 134  
             }
 135  0
             setTestValue(values);
 136  
         }
 137  
         else
 138  
         {
 139  0
             String val = parser.getString(getKey());
 140  0
             setTestValue(StringUtils.isNotEmpty(val) ? new Integer(val) : (Integer) getEmptyValue());
 141  
         }
 142  0
     }
 143  
 
 144  
 }

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