| /******************************************************************************* |
| * 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 |
| ******************************************************************************/ |
| |
| package org.eclipse.core.internal.databinding.conversion; |
| |
| import org.eclipse.core.databinding.conversion.Converter; |
| |
| /** |
| * Converts a character to a string. |
| */ |
| public class CharacterToStringConverter extends Converter { |
| private final boolean primitive; |
| |
| /** |
| * @param primitive |
| */ |
| private CharacterToStringConverter(boolean primitive) { |
| super(primitive ? Character.TYPE : Character.class, String.class); |
| 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 == null) { |
| if (primitive) |
| throw new IllegalArgumentException( |
| "'fromObject' is null. Cannot convert to primitive char."); //$NON-NLS-1$ |
| return ""; //$NON-NLS-1$ |
| } |
| |
| if (!(fromObject instanceof Character)) { |
| throw new IllegalArgumentException( |
| "'fromObject' is not of type [Character]."); //$NON-NLS-1$ |
| } |
| |
| return String.valueOf(((Character) fromObject).charValue()); |
| } |
| |
| /** |
| * @param primitive |
| * @return converter |
| */ |
| public static CharacterToStringConverter fromCharacter(boolean primitive) { |
| return new CharacterToStringConverter(primitive); |
| } |
| |
| } |