Coverage Report - org.melati.poem.ColumnTypePoemType
 
Classes in this File Line Coverage Branch Coverage Complexity
ColumnTypePoemType
100%
17/17
100%
2/2
1.182
ColumnTypePoemType$1
100%
2/2
N/A
1.182
 
 1  
 /*
 2  
  * $Source$
 3  
  * $Revision$
 4  
  *
 5  
  * Copyright (C) 2000 William Chesters
 6  
  *
 7  
  * Part of Melati (http://melati.org), a framework for the rapid
 8  
  * development of clean, maintainable web applications.
 9  
  *
 10  
  * Melati is free software; Permission is granted to copy, distribute
 11  
  * and/or modify this software under the terms either:
 12  
  *
 13  
  * a) the GNU General Public License as published by the Free Software
 14  
  *    Foundation; either version 2 of the License, or (at your option)
 15  
  *    any later version,
 16  
  *
 17  
  *    or
 18  
  *
 19  
  * b) any version of the Melati Software License, as published
 20  
  *    at http://melati.org
 21  
  *
 22  
  * You should have received a copy of the GNU General Public License and
 23  
  * the Melati Software License along with this program;
 24  
  * if not, write to the Free Software Foundation, Inc.,
 25  
  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
 26  
  * GNU General Public License and visit http://melati.org to obtain the
 27  
  * Melati Software License.
 28  
  *
 29  
  * Feel free to contact the Developers of Melati (http://melati.org),
 30  
  * if you would like to work out a different arrangement than the options
 31  
  * outlined here.  It is our intention to allow Melati to be used by as
 32  
  * wide an audience as possible.
 33  
  *
 34  
  * This program is distributed in the hope that it will be useful,
 35  
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 36  
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 37  
  * GNU General Public License for more details.
 38  
  *
 39  
  * Contact details for copyright holder:
 40  
  *
 41  
  *     William Chesters <williamc AT paneris.org>
 42  
  *     http://paneris.org/~williamc
 43  
  *     Obrechtstraat 114, 2517VX Den Haag, The Netherlands
 44  
  */
 45  
 
 46  
 package org.melati.poem;
 47  
 
 48  
 import java.util.Enumeration;
 49  
 
 50  
 import org.melati.poem.util.ArrayEnumeration;
 51  
 import org.melati.poem.util.FlattenedEnumeration;
 52  
 import org.melati.poem.util.MappedEnumeration;
 53  
 
 54  
 /**
 55  
  * A metadata type which defines the type of another {@link Column}.
 56  
  *
 57  
  * Used in the {@link ColumnInfoTable} it can take 
 58  
  * positive values to indicate a reference to a type defined 
 59  
  * in the {@link TableInfoTable} or a negative value to 
 60  
  * point to a fundamental type.
 61  
  *
 62  
  * @see PoemTypeFactory#forCode
 63  
  */
 64  1
 public class ColumnTypePoemType extends IndexPoemType {
 65  
 
 66  
   private Database database;
 67  
 
 68  
   /**
 69  
    * Constructor for a non nullable column type.
 70  
    * @param database the db we are dealing with
 71  
    */
 72  
   public ColumnTypePoemType(Database database) {
 73  106
     super(false);
 74  106
     this.database = database;
 75  106
   }
 76  
 
 77  
   /**
 78  
    * {@inheritDoc}
 79  
    * @see org.melati.poem.BasePoemType#possibleRaws()
 80  
    */
 81  
   public Enumeration<Integer> possibleRaws() {
 82  1
     return
 83  
         new FlattenedEnumeration<Integer>(
 84  
             new MappedEnumeration<Integer,PoemTypeFactory>(
 85  18
                 new ArrayEnumeration<PoemTypeFactory>(PoemTypeFactory.atomTypeFactories)) {
 86  
               public Integer mapped(PoemTypeFactory factory) {
 87  17
                 return factory.code;
 88  
               }
 89  
             },
 90  1
             database.getTableInfoTable().troidSelection(null, null, false));
 91  
   }
 92  
 
 93  
   protected void _assertValidCooked(Object cooked)
 94  
       throws ValidationPoemException {
 95  4
     if (!(cooked instanceof PoemTypeFactory))
 96  1
       throw new TypeMismatchPoemException(cooked, this);
 97  3
   }
 98  
 
 99  
   protected Object _cookedOfRaw(Object raw) throws NoSuchRowPoemException {
 100  6
     return PoemTypeFactory.forCode(database, ((Integer)raw).intValue());
 101  
   }
 102  
 
 103  
   protected Integer _rawOfCooked(Object cooked) {
 104  1
     return ((PoemTypeFactory)cooked).code;
 105  
   }
 106  
 
 107  
   protected String _stringOfCooked(Object cooked,
 108  
                                    PoemLocale locale, int style)
 109  
       throws PoemException {
 110  1
     return ((PoemTypeFactory)cooked).getDisplayName();
 111  
   }
 112  
 
 113  
   protected boolean _canRepresent(SQLPoemType<?> other) {
 114  4
     return other instanceof ColumnTypePoemType;
 115  
   }
 116  
 
 117  
   protected void _saveColumnInfo(ColumnInfo columnInfo)
 118  
       throws AccessPoemException {
 119  80
     columnInfo.setTypefactory(PoemTypeFactory.TYPE);
 120  80
   }
 121  
 
 122  
   /**
 123  
    * {@inheritDoc}
 124  
    * @see org.melati.poem.BasePoemType#toString()
 125  
    */
 126  
   public String toString() {
 127  2
     return "type code (" + super.toString() + ")";
 128  
   }
 129  
 
 130  
   /**
 131  
    * {@inheritDoc}
 132  
    * @see org.melati.poem.PoemType#toDsdType()
 133  
    */
 134  
   public String toDsdType() {
 135  1
     return "ColumnType";
 136  
   }
 137  
 
 138  
 }