NumberToIntegerConverter


1   /*******************************************************************************
2    * Copyright (c) 2007 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    *
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   ******************************************************************************/
11  
12  package org.eclipse.core.internal.databinding.conversion;
13  
14  import org.eclipse.core.databinding.conversion.IConverter;
15  
16  import com.ibm.icu.text.NumberFormat;
17  
18  /**
19   * Converts from a Number to a Integer.
20   * <p>
21   * Class is thread safe.
22   * </p>
23   * @since 1.0
24   */
25  public class NumberToIntegerConverter extends NumberToNumberConverter implements
26          IConverter {
27  
28      /**
29       * @param numberFormat
30       * @param fromType
31       * @param primitive
32       */
33      public NumberToIntegerConverter(NumberFormat numberFormat,
34              Class   fromType, boolean primitive) {
35          super(numberFormat, fromType, (primitive) ? Integer.TYPE : Integer  .class);
36      }
37  
38      /* (non-Javadoc)
39       * @see org.eclipse.core.internal.databinding.conversion.NumberToNumberConverter#doConvert(java.lang.Number)
40       */
41      protected Number   doConvert(Number   number) {
42          if (StringToNumberParser.inIntegerRange(number)) {
43              return new Integer  (number.intValue());
44          }
45          
46          return null;
47      }
48  }
49

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