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view org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/validation/StringToDateValidator.d @ 125:c43718956f21 default tip
Updated the snippets status.
author | Jacob Carlborg <doob@me.com> |
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date | Thu, 11 Aug 2011 19:55:14 +0200 |
parents | 6be48cf9f95c |
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/******************************************************************************* * Copyright (c) 2007, 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 * Tom Schindl<tom.schindl@bestsolution.at> - bugfix for 217940 *******************************************************************************/ module org.eclipse.core.internal.databinding.validation.StringToDateValidator; import java.lang.all; import java.util.Date; import org.eclipse.core.databinding.validation.IValidator; import org.eclipse.core.databinding.validation.ValidationStatus; import org.eclipse.core.internal.databinding.BindingMessages; import org.eclipse.core.internal.databinding.conversion.DateConversionSupport; import org.eclipse.core.internal.databinding.conversion.StringToDateConverter; import org.eclipse.core.runtime.IStatus; import org.eclipse.core.runtime.Status; /** * @since 1.0 */ public class StringToDateValidator : IValidator { private final StringToDateConverter converter; /** * @param converter */ public this(StringToDateConverter converter) { this.converter = converter; } /* * (non-Javadoc) * * @see org.eclipse.core.databinding.validation.IValidator#validate(java.lang.Object) */ public IStatus validate(Object value) { if ( null !is cast(ArrayWrapperString)value && (stringcast(value)).trim().length() is 0) { return Status.OK_STATUS; } Object convertedValue = converter.convert(value); //The StringToDateConverter returns null if it can't parse the date. if (convertedValue is null) { return ValidationStatus.error(getErrorMessage()); } return Status.OK_STATUS; } /* * (non-Javadoc) * * @see org.eclipse.core.internal.databinding.validation.WrappedConverterValidator#getErrorMessage() */ protected String getErrorMessage() { Date sampleDate = new Date(); // FIXME We need to use the information from the // converter, not use another instance of DateConversionSupport. FormatUtil util = new FormatUtil(); StringBuffer samples = new StringBuffer(); for (int formatterIdx = 1; formatterIdx < util.numFormatters() - 2; formatterIdx++) { samples.append('\''); samples.append(util.format(sampleDate, formatterIdx)); samples.append("', "); //$NON-NLS-1$ } samples.append('\''); samples.append(util.format(sampleDate, 0)); samples.append('\''); return BindingMessages.getString(BindingMessages.EXAMPLES) ~ ": " ~ samples.toString() ~ ",..."; //$NON-NLS-1$//$NON-NLS-2$ } private static class FormatUtil : DateConversionSupport { /* * (non-Javadoc) * * @see org.eclipse.core.internal.databinding.conversion.DateConversionSupport#numFormatters() */ protected int numFormatters() { return super.numFormatters(); } /* * (non-Javadoc) * * @see org.eclipse.core.internal.databinding.conversion.DateConversionSupport#format(java.util.Date) */ protected String format(Date date) { return super.format(date); } /* * (non-Javadoc) * * @see org.eclipse.core.internal.databinding.conversion.DateConversionSupport#format(java.util.Date, * int) */ protected String format(Date date, int formatterIdx) { return super.format(date, formatterIdx); } } }