| /******************************************************************************* |
| * Copyright (c) 2008 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| ******************************************************************************/ |
| |
| package org.eclipse.ui.examples.contributions.editor; |
| |
| import org.eclipse.core.commands.AbstractParameterValueConverter; |
| import org.eclipse.core.commands.ParameterValueConversionException; |
| |
| /** |
| * Convert between Integer and String for a command parameter type. |
| * |
| * @since 3.4 |
| */ |
| public class IntegerTypeConverter extends AbstractParameterValueConverter { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.commands.AbstractParameterValueConverter#convertToObject(java.lang.String) |
| */ |
| public Object convertToObject(String parameterValue) |
| throws ParameterValueConversionException { |
| try { |
| return Integer.decode(parameterValue); |
| } catch (NumberFormatException e) { |
| throw new ParameterValueConversionException("Failed to decode", e); //$NON-NLS-1$ |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.commands.AbstractParameterValueConverter#convertToString(java.lang.Object) |
| */ |
| public String convertToString(Object parameterValue) |
| throws ParameterValueConversionException { |
| if (!(parameterValue instanceof Integer)) { |
| throw new ParameterValueConversionException("Failed to convert"); //$NON-NLS-1$ |
| } |
| return parameterValue.toString(); |
| } |
| |
| } |