Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/utils/DoubleValidator.java @ 1504:02a9104c0451

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Implemented the validators more object oriented. flys-client/trunk@3634 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Mon, 09 Jan 2012 17:29:56 +0000
parents
children 339f8aa641b5
rev   line source
1504
02a9104c0451 Implemented the validators more object oriented.
Raimund Renkert <raimund.renkert@intevation.de>
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1 package de.intevation.flys.client.client.utils;
02a9104c0451 Implemented the validators more object oriented.
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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
02a9104c0451 Implemented the validators more object oriented.
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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
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