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/** |
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$Id $ |
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Copyright (C) 2019 Nicklas Nordborg |
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This file is part of BASE - BioArray Software Environment. |
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Available at http://base.thep.lu.se/ |
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BASE is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 3 |
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of the License, or (at your option) any later version. |
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BASE is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with BASE. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package net.sf.basedb.util.formatter; |
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import java.text.NumberFormat; |
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import java.text.ParseException; |
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import net.sf.basedb.util.excel.ExcelFormatter; |
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import net.sf.basedb.util.excel.ExcelValue; |
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/** |
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Formatter implementation for numeric values that simply wrap a |
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NumberFormat instance. |
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@author nicklas |
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@since 3.15 |
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*/ |
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public class NumberFormatFormatter |
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implements Formatter<Number>, ExcelFormatter<Number, Number> |
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{ |
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private final NumberFormat format; |
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/** |
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Create a new number formatter. |
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*/ |
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public NumberFormatFormatter(NumberFormat format) |
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{ |
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this.format = format; |
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} |
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|
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/* |
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From the Formatter interface |
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------------------------------------------- |
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*/ |
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@Override |
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public String format(Number value) |
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{ |
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return value == null ? "" : format.format(value); |
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} |
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@Override |
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public Number parseString(String value) |
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{ |
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if (value == null) return null; |
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try |
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{ |
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return format.parse(value); |
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} |
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catch (ParseException ex) |
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{ |
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throw new NumberFormatException("For input string: \"" + value + "\""); |
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} |
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} |
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// ------------------------------------------- |
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|
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@Override |
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public ExcelValue<Number> toExcelValue(Number value) |
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{ |
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return ExcelValue.asNumber(value, null); |
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} |
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} |