Coverage report

  %line %branch
org.apache.turbine.services.intake.model.FloatField
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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.FloatValidator;
 23  
 import org.apache.turbine.services.intake.xmlmodel.XmlField;
 24  
 
 25  
 /**
 26  
  * Creates Float Field objects.
 27  
  *
 28  
  * @author <a href="mailto:r.wekker@rubicon-bv.com>Ronald Wekker</a>
 29  
  * @author <a href="mailto:jmcnally@collab.net>John McNally</a>
 30  
  * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
 31  
  * @author <a href="mailto:quintonm@bellsouth.net">Quinton McCombs</a>
 32  
  * @version $Id: FloatField.java 264148 2005-08-29 14:21:04Z henning $
 33  
  */
 34  
 public class FloatField
 35  
         extends Field
 36  
 {
 37  
 
 38  
     /**
 39  
      * Constructor.
 40  
      *
 41  
      * @param field xml field definition object
 42  
      * @param group xml group definition object
 43  
      * @throws IntakeException thrown by superclass
 44  
      */
 45  
     public FloatField(XmlField field, Group group)
 46  
             throws IntakeException
 47  
     {
 48  0
         super(field, group);
 49  0
     }
 50  
 
 51  
     /**
 52  
      * Sets the default value for an Float Field
 53  
      *
 54  
      * @param prop Parameter for the default values
 55  
      */
 56  
     public void setDefaultValue(String prop)
 57  
     {
 58  0
         defaultValue = null;
 59  
 
 60  0
         if (prop == null)
 61  
         {
 62  0
             return;
 63  
         }
 64  
 
 65  0
         defaultValue = new Float(prop);
 66  0
     }
 67  
 
 68  
     /**
 69  
      * Set the empty Value. This value is used if Intake
 70  
      * maps a field to a parameter returned by the user and
 71  
      * the corresponding field is either empty (empty string)
 72  
      * or non-existant.
 73  
      *
 74  
      * @param prop The value to use if the field is empty.
 75  
      */
 76  
     public void setEmptyValue(String prop)
 77  
     {
 78  0
         emptyValue = null;
 79  
 
 80  0
         if (prop == null)
 81  
         {
 82  0
             return;
 83  
         }
 84  
 
 85  0
         emptyValue = new Double(prop);
 86  0
     }
 87  
 
 88  
     /**
 89  
      * Provides access to emptyValue such that the value returned will be
 90  
      * acceptable as an argument parameter to Method.invoke.  Subclasses
 91  
      * that deal with primitive types should ensure that they return an
 92  
      * appropriate value wrapped in the object wrapper class for the
 93  
      * primitive type.
 94  
      *
 95  
      * @return the value to use when the field is empty or an Object that
 96  
      * wraps the empty value for primitive types.
 97  
      */
 98  
     protected Object getSafeEmptyValue()
 99  
     {
 100  0
         if (isMultiValued)
 101  
         {
 102  0
             return new float[0];
 103  
         }
 104  
         else
 105  
         {
 106  0
             return (null == getEmptyValue())
 107  
                     ? new Float(0.0) : getEmptyValue();
 108  
         }
 109  
     }
 110  
 
 111  
     /**
 112  
      * A suitable validator.
 113  
      *
 114  
      * @return A suitable validator
 115  
      */
 116  
     protected String getDefaultValidator()
 117  
     {
 118  0
         return FloatValidator.class.getName();
 119  
     }
 120  
 
 121  
     /**
 122  
      * Sets the value of the field from data in the parser.
 123  
      */
 124  
     protected void doSetValue()
 125  
     {
 126  0
         if (isMultiValued)
 127  
         {
 128  0
             String[] inputs = parser.getStrings(getKey());
 129  0
             float[] values = new class="keyword">float[inputs.length];
 130  0
             for (int i = 0; i < inputs.length; i++)
 131  
             {
 132  0
                 values[i] = StringUtils.isNotEmpty(inputs[i])
 133  
                         ? new Float(inputs[i]).floatValue()
 134  
                         : ((Float) getEmptyValue()).floatValue();
 135  
             }
 136  0
             setTestValue(values);
 137  
         }
 138  
         else
 139  
         {
 140  0
             String val = parser.getString(getKey());
 141  0
             setTestValue(StringUtils.isNotEmpty(val)
 142  
                     ? new Float(val) : getEmptyValue());
 143  
         }
 144  0
     }
 145  
 
 146  
 }

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