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1 /*******************************************************************************
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2 * Copyright (c) 2007 Matt Carter and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * Matt Carter - initial API and implementation
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10 ******************************************************************************/
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11
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12 module org.eclipse.core.internal.databinding.conversion.CharacterToStringConverter;
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13
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14 import java.lang.all;
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15
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16 import org.eclipse.core.databinding.conversion.Converter;
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17
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18 /**
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19 * Converts a character to a string.
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20 */
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21 public class CharacterToStringConverter : Converter {
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22 private final bool primitive;
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23
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24 /**
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25 * @param primitive
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26 */
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27 private this(bool primitive) {
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28 super(primitive ? Character.TYPE : Character.classinfo, String.classinfo);
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29 this.primitive = primitive;
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30 }
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31
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32 /*
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33 * (non-Javadoc)
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34 *
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35 * @see org.eclipse.core.databinding.conversion.IConverter#convert(java.lang.Object)
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36 */
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37 public Object convert(Object fromObject) {
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38 // Null is allowed when the type is not primitive.
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39 if (fromObject is null) {
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40 if (primitive)
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41 throw new IllegalArgumentException(
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42 "'fromObject' is null. Cannot convert to primitive char."); //$NON-NLS-1$
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43 return ""; //$NON-NLS-1$
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44 }
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45
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46 if (!( null !is cast(Character)fromObject )) {
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47 throw new IllegalArgumentException(
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48 "'fromObject' is not of type [Character]."); //$NON-NLS-1$
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49 }
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50
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51 return String.valueOf((cast(Character) fromObject).charValue());
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52 }
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53
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54 /**
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55 * @param primitive
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56 * @return converter
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57 */
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58 public static CharacterToStringConverter fromCharacter(bool primitive) {
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59 return new CharacterToStringConverter(primitive);
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60 }
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61
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62 }
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