NumberToBigDecimalConverter


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 java.math.BigDecimal  ;
15  import java.math.BigInteger  ;
16  
17  import com.ibm.icu.text.NumberFormat;
18  
19  /**
20   * Converts from a Number to a BigDecimal.
21   * <p>
22   * Class is thread safe.
23   * </p>
24   * 
25   * @since 1.0
26   */
27  public class NumberToBigDecimalConverter extends NumberToNumberConverter {
28      /**
29       * @param numberFormat
30       * @param fromType
31       */
32      public NumberToBigDecimalConverter(NumberFormat numberFormat, Class   fromType) {     
33          super(numberFormat, fromType, BigDecimal  .class);
34      }
35  
36      /* (non-Javadoc)
37       * @see org.eclipse.core.internal.databinding.conversion.NumberToNumberConverter#doConvert(java.lang.Number)
38       */
39      protected Number   doConvert(Number   number) {
40          if (number instanceof BigInteger  ) {
41              return new BigDecimal  ((BigInteger  ) number);
42          }
43          
44          return new BigDecimal  (number.doubleValue());
45      }
46  }
47

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