Mercurial > dive4elements > river
annotate flys-client/src/main/java/de/intevation/flys/client/client/utils/DoubleValidator.java @ 1504:02a9104c0451
Implemented the validators more object oriented.
flys-client/trunk@3634 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Raimund Renkert <raimund.renkert@intevation.de> |
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date | Mon, 09 Jan 2012 17:29:56 +0000 |
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children | 339f8aa641b5 |
rev | line source |
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1504
02a9104c0451
Implemented the validators more object oriented.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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1 package de.intevation.flys.client.client.utils; |
02a9104c0451
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Raimund Renkert <raimund.renkert@intevation.de>
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2 |
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3 import java.util.Map; |
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4 |
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5 import com.google.gwt.i18n.client.NumberFormat; |
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6 |
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7 import com.smartgwt.client.widgets.form.fields.FormItem; |
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8 |
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9 /** |
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10 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
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11 */ |
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12 public class DoubleValidator extends Validator { |
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13 |
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14 /** |
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15 * |
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16 */ |
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17 @Override |
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18 protected boolean validate(FormItem item, Map errors) { |
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19 boolean valid = true; |
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20 |
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21 String v = (String) item.getValue(); |
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22 |
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23 NumberFormat f = NumberFormat.getDecimalFormat(); |
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24 |
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25 try { |
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26 if (v == null) { |
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27 throw new NumberFormatException("empty"); |
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28 } |
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29 |
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30 double value = f.parse(v); |
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31 |
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32 errors.remove(item.getFieldName()); |
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33 } |
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34 catch (NumberFormatException nfe) { |
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35 errors.put(item.getFieldName(), MSG.wrongFormat()); |
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36 |
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37 item.focusInItem(); |
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38 |
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39 valid = false; |
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40 } |
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41 return valid; |
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42 } |
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43 } |
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44 |