org.eclipse.xwt.tests/src/org/eclipse/xwt/tests/databinding/validation/SizeValidationRule.java

/*******************************************************************************
 * Copyright (c) 2006, 2010 Soyatec (http://www.soyatec.com) 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:
 *     Soyatec & hceylan - initial API and implementation
 *******************************************************************************/
package org.eclipse.xwt.tests.databinding.validation;

import org.eclipse.core.databinding.validation.ValidationStatus;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.xwt.validation.AbstractValidationRule;

/**
 * @author hceylan
 *
 */
public class SizeValidationRule extends AbstractValidationRule {

	/**
	 *
	 */
	public SizeValidationRule() {
		super();
	}

	/*
	 * (non-Javadoc)
	 *
	 * @see org.eclipse.xwt.IValueValidator#validateBack(java.lang.Object)
	 */
	public IStatus validateBack(Object value) {
		return ValidationStatus.ok();
	}

	/*
	 * (non-Javadoc)
	 *
	 * @see
	 * org.eclipse.core.databinding.validation.IValidator#validate(java.lang
	 * .Object)
	 */
	public IStatus validate(Object value) {
		String strValue = (String) value;
		if (value != null && (strValue.length() < 8 || strValue.length() > 16)){
			return ValidationStatus.error("Value should be 8 - 16 chars long");
		}

		return ValidationStatus.ok();
	}

}