1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data.preferences;
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3 |
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4 | /**
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5 | * A property containing an {@code Double} value.
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6 | * @since 3246
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7 | */
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8 | public class DoubleProperty extends AbstractToStringProperty<Double> {
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9 |
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10 | /**
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11 | * Constructs a new {@code DoubleProperty}.
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12 | * @param key The property key
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13 | * @param defaultValue The default value
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14 | */
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15 | public DoubleProperty(String key, double defaultValue) {
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16 | super(key, defaultValue);
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17 | }
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18 |
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19 | @Override
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20 | public Double get() {
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21 | // Removing this implementation breaks binary compatibility
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22 | return super.get();
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23 | }
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24 |
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25 | @Override
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26 | public boolean put(Double value) {
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27 | // Removing this implementation breaks binary compatibility
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28 | return super.put(value);
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29 | }
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30 |
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31 | @Override
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32 | protected Double fromString(String string) {
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33 | try {
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34 | return Double.valueOf(string);
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35 | } catch (NumberFormatException e) {
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36 | throw new InvalidPreferenceValueException(e);
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37 | }
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38 | }
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39 |
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40 | @Override
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41 | protected String toString(Double t) {
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42 | return t.toString();
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43 | }
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44 |
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45 | /**
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46 | * parses and saves a double precision value
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47 | * @param value the value to be parsed
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48 | * @return true - preference value has changed
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49 | * false - parsing failed or preference value has not changed
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50 | */
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51 | public boolean parseAndPut(String value) {
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52 | try {
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53 | return put(Double.valueOf(value));
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54 | } catch (NumberFormatException ex) {
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55 | return false;
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56 | }
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57 | }
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58 | }
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