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<?php
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2011 Oracle and/or its affiliates. All rights reserved.
*
* Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common
* Development and Distribution License("CDDL") (collectively, the
* "License"). You may not use this file except in compliance with the
* License. You can obtain a copy of the License at
* http://www.netbeans.org/cddl-gplv2.html
* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
* specific language governing permissions and limitations under the
* License. When distributing the software, include this License Header
* Notice in each file and include the License file at
* nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the
* License Header, with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* If you wish your version of this file to be governed by only the CDDL
* or only the GPL Version 2, indicate your decision by adding
* "[Contributor] elects to include this software in this distribution
* under the [CDDL or GPL Version 2] license." If you do not indicate a
* single choice of license, a recipient has the option to distribute
* your version of this file under either the CDDL, the GPL Version 2 or
* to extend the choice of license to its licensees as provided above.
* However, if you add GPL Version 2 code and therefore, elected the GPL
* Version 2 license, then the option applies only if the new code is
* made subject to such option by the copyright holder.
*
* Contributor(s):
*
* Portions Copyrighted 2011 Sun Microsystems, Inc.
*/
/**
* Validator for {@link Todo}.
* @see TodoMapper
*/
final class TodoValidator {
private function __construct() {
}
/**
* Validate the given {@link Todo} instance.
* @param Todo $todo {@link Todo} instance to be validated
* @return array array of {@link Error} s
*/
public static function validate(Todo $todo) {
$errors = array();
if (!$todo->getCreatedOn()) {
$errors[] = new Error('createdOn', 'Empty or invalid Created On.');
}
if (!$todo->getLastModifiedOn()) {
$errors[] = new Error('lastModifiedOn', 'Empty or invalid Last Modified On.');
}
if (!trim($todo->getTitle())) {
$errors[] = new Error('title', 'Title cannot be empty.');
}
if (!$todo->getDueOn()) {
$errors[] = new Error('dueOn', 'Empty or invalid Due On.');
}
if (!trim($todo->getPriority())) {
$errors[] = new Error('priority', 'Priority cannot be empty.');
} elseif (!self::isValidPriority($todo->getPriority())) {
$errors[] = new Error('priority', 'Invalid Priority set.');
}
if (!trim($todo->getStatus())) {
$errors[] = new Error('status', 'Status cannot be empty.');
} elseif (!self::isValidStatus($todo->getStatus())) {
$errors[] = new Error('status', 'Invalid Status set.');
}
return $errors;
}
/**
* Validate the given status.
* @param string $status status to be validated
* @throws Exception if the status is not known
*/
public static function validateStatus($status) {
if (!self::isValidStatus($status)) {
throw new Exception('Unknown status: ' . $status);
}
}
/**
* Validate the given priority.
* @param int $priority priority to be validated
* @throws Exception if the priority is not known
*/
public static function validatePriority($priority) {
if (!self::isValidPriority($priority)) {
throw new Exception('Unknown priority: ' . $priority);
}
}
private static function isValidStatus($status) {
return in_array($status, Todo::allStatuses());
}
private static function isValidPriority($priority) {
return in_array($priority, Todo::allPriorities());
}
}
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