Mercurial > projects > dwt2
annotate org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/conversion/NumberToBigIntegerConverter.d @ 88:9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Sun, 19 Apr 2009 11:10:09 +0200 |
| parents | 6be48cf9f95c |
| children |
| rev | line source |
|---|---|
| 78 | 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 module org.eclipse.core.internal.databinding.conversion.NumberToBigIntegerConverter; | |
| 81 | 13 import org.eclipse.core.internal.databinding.conversion.NumberToNumberConverter; |
| 78 | 14 |
| 15 import java.lang.all; | |
| 16 | |
| 17 import java.math.BigDecimal; | |
| 18 import java.math.BigInteger; | |
| 19 | |
| 20 import com.ibm.icu.text.NumberFormat; | |
| 21 | |
| 22 /** | |
| 23 * Converts from a Number to a BigInteger. | |
| 24 * <p> | |
| 25 * Class is thread safe. | |
| 26 * </p> | |
| 27 * | |
| 28 * @since 1.0 | |
| 29 */ | |
| 30 public class NumberToBigIntegerConverter : NumberToNumberConverter { | |
| 31 /** | |
| 32 * @param numberFormat | |
| 33 * @param fromType | |
| 34 */ | |
|
88
9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
Frank Benoit <benoit@tionex.de>
parents:
85
diff
changeset
|
35 public this(NumberFormat numberFormat, Class fromType) { |
|
9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
Frank Benoit <benoit@tionex.de>
parents:
85
diff
changeset
|
36 super(numberFormat, fromType, Class.fromType!(BigInteger)); |
| 78 | 37 } |
| 38 | |
| 39 /* (non-Javadoc) | |
| 40 * @see org.eclipse.core.internal.databinding.conversion.NumberToNumberConverter#doConvert(java.lang.Number) | |
| 41 */ | |
| 42 protected Number doConvert(Number number) { | |
| 43 return toBigDecimal(number).toBigInteger(); | |
| 44 } | |
| 45 | |
| 46 private static BigDecimal toBigDecimal(Number number) { | |
| 47 if ( null !is cast(BigDecimal)number ) { | |
| 48 return cast(BigDecimal) number; | |
| 49 } | |
| 50 | |
| 51 return new BigDecimal(number.doubleValue()); | |
| 52 } | |
| 53 } |