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annotate flys-client/src/main/java/de/intevation/flys/client/shared/model/DoubleProperty.java @ 1507:c21d14e48040

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Improved validation and property handling. flys-client/trunk@3645 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Wed, 11 Jan 2012 10:21:22 +0000
parents 3304608baf35
children bf080e932d54
rev   line source
1461
83ed39d1083d Added new classes for output setting types.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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1 package de.intevation.flys.client.shared.model;
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2
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3 import java.util.HashMap;
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4
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5 import com.google.gwt.i18n.client.NumberFormat;
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6 import com.google.gwt.core.client.GWT;
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7
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8 /**
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9 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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10 */
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11 public class DoubleProperty extends PropertySetting {
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12
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13 /**
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14 * Create a new DoubleProperty for settings.
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15 */
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16 public DoubleProperty() {
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17 this.attributes = new HashMap<String, String>();
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18 }
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19
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20
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21 /**
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22 * Create a new DoubleProperty.
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23 * @param name The attribute name.
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24 * @param value The current value.
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25 */
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26 public DoubleProperty(
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27 String name,
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28 Double value)
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29 {
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30 this.name = name;
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31 this.value = value.toString();
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32 this.attributes = new HashMap<String, String>();
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33 }
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34
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35 @Override
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36 public Double getValue() {
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37 try {
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38 GWT.log("returning: " + Double.valueOf(this.value));
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39 return Double.valueOf(this.value);
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40 }
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41 catch(NumberFormatException nfe) {
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42 //Should never happen, if property is used correctly.
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43 return null;
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44 }
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45 }
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46
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47
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48 public void setValueFromUI(String value) {
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49 NumberFormat nf = NumberFormat.getDecimalFormat();
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50 double d;
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51 try {
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52 d = nf.parse(value);
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53 GWT.log("setting " + value + " as " + d);
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54 this.value = Double.toString(d);
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55 }
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56 catch(NumberFormatException nfe) {}
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57 }
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58
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59 public void setValue(Double value) {
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60 this.value = value.toString();
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61 }
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62
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63
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64 public String toUIString() {
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65 double dv;
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66 NumberFormat nf = NumberFormat.getDecimalFormat();
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67 try {
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68 dv = Double.valueOf(this.value).doubleValue();
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69 }
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70 catch (NumberFormatException nfe) {
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71 return null;
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72 }
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73 return nf.format(dv);
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74 }
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75
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76 public Object clone() {
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77 DoubleProperty clone = new DoubleProperty(this.getName(),
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78 this.getValue());
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79 for(String s: this.getAttributeList()) {
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80 clone.setAttribute(s, this.getAttribute(s));
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81 }
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82 return clone;
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83 }
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84
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85 }
http://dive4elements.wald.intevation.org