Mercurial > projects > dwt2
diff org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/conversion/CharacterToStringConverter.d @ 78:0a55d2d5a946
Added file for databinding
author | Frank Benoit <benoit@tionex.de> |
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date | Tue, 14 Apr 2009 11:35:29 +0200 |
parents | |
children | 6be48cf9f95c |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/conversion/CharacterToStringConverter.d Tue Apr 14 11:35:29 2009 +0200 @@ -0,0 +1,62 @@ +/******************************************************************************* + * Copyright (c) 2007 Matt Carter and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Matt Carter - initial API and implementation + ******************************************************************************/ + +module org.eclipse.core.internal.databinding.conversion.CharacterToStringConverter; + +import java.lang.all; + +import org.eclipse.core.databinding.conversion.Converter; + +/** + * Converts a character to a string. + */ +public class CharacterToStringConverter : Converter { + private final bool primitive; + + /** + * @param primitive + */ + private this(bool primitive) { + super(primitive ? Character.TYPE : Character.classinfo, String.classinfo); + this.primitive = primitive; + } + + /* + * (non-Javadoc) + * + * @see org.eclipse.core.databinding.conversion.IConverter#convert(java.lang.Object) + */ + public Object convert(Object fromObject) { + // Null is allowed when the type is not primitive. + if (fromObject is null) { + if (primitive) + throw new IllegalArgumentException( + "'fromObject' is null. Cannot convert to primitive char."); //$NON-NLS-1$ + return ""; //$NON-NLS-1$ + } + + if (!( null !is cast(Character)fromObject )) { + throw new IllegalArgumentException( + "'fromObject' is not of type [Character]."); //$NON-NLS-1$ + } + + return String.valueOf((cast(Character) fromObject).charValue()); + } + + /** + * @param primitive + * @return converter + */ + public static CharacterToStringConverter fromCharacter(bool primitive) { + return new CharacterToStringConverter(primitive); + } + +}