diff options
Diffstat (limited to 'framework/Collections/TDummyDataSource.php')
-rw-r--r-- | framework/Collections/TDummyDataSource.php | 290 |
1 files changed, 145 insertions, 145 deletions
diff --git a/framework/Collections/TDummyDataSource.php b/framework/Collections/TDummyDataSource.php index c63f5d95..c5804b1e 100644 --- a/framework/Collections/TDummyDataSource.php +++ b/framework/Collections/TDummyDataSource.php @@ -1,146 +1,146 @@ -<?php
-/**
- * TDummyDataSource, TDummyDataSourceIterator classes
- *
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @link http://www.pradosoft.com/
+<?php +/** + * TDummyDataSource, TDummyDataSourceIterator classes + * + * @author Qiang Xue <qiang.xue@gmail.com> + * @link http://www.pradosoft.com/ * @copyright Copyright © 2005-2012 PradoSoft - * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.Collections
- */
-
-/**
- * TDummyDataSource class
- *
- * TDummyDataSource implements a dummy data collection with a specified number
- * of dummy data items. The number of virtual items can be set via
- * {@link setCount Count} property. You can traverse it using <b>foreach</b>
- * PHP statement like the following,
- * <code>
- * foreach($dummyDataSource as $dataItem)
- * </code>
- *
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @version $Id$
- * @package System.Collections
- * @since 3.0
- */
-class TDummyDataSource extends TComponent implements IteratorAggregate, Countable
-{
- private $_count;
-
- /**
- * Constructor.
- * @param integer number of (virtual) items in the data source.
- */
- public function __construct($count)
- {
- $this->_count=$count;
- }
-
- /**
- * @return integer number of (virtual) items in the data source.
- */
- public function getCount()
- {
- return $this->_count;
- }
-
- /**
- * @return Iterator iterator
- */
- public function getIterator()
- {
- return new TDummyDataSourceIterator($this->_count);
- }
-
- /**
- * Returns the number of (virtual) items in the data source.
- * This method is required by Countable interface.
- * @return integer number of (virtual) items in the data source.
- */
- public function count()
- {
- return $this->getCount();
- }
-}
-
-/**
- * TDummyDataSourceIterator class
- *
- * TDummyDataSourceIterator implements Iterator interface.
- *
- * TDummyDataSourceIterator is used by {@link TDummyDataSource}.
- * It allows TDummyDataSource to return a new iterator
- * for traversing its dummy items.
- *
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @version $Id$
- * @package System.Collections
- * @since 3.0
- */
-class TDummyDataSourceIterator implements Iterator
-{
- private $_index;
- private $_count;
-
- /**
- * Constructor.
- * @param integer number of (virtual) items in the data source.
- */
- public function __construct($count)
- {
- $this->_count=$count;
- $this->_index=0;
- }
-
- /**
- * Rewinds internal array pointer.
- * This method is required by the interface Iterator.
- */
- public function rewind()
- {
- $this->_index=0;
- }
-
- /**
- * Returns the key of the current array item.
- * This method is required by the interface Iterator.
- * @return integer the key of the current array item
- */
- public function key()
- {
- return $this->_index;
- }
-
- /**
- * Returns the current array item.
- * This method is required by the interface Iterator.
- * @return mixed the current array item
- */
- public function current()
- {
- return null;
- }
-
- /**
- * Moves the internal pointer to the next array item.
- * This method is required by the interface Iterator.
- */
- public function next()
- {
- $this->_index++;
- }
-
- /**
- * Returns whether there is an item at current position.
- * This method is required by the interface Iterator.
- * @return boolean
- */
- public function valid()
- {
- return $this->_index<$this->_count;
- }
-}
-
+ * @license http://www.pradosoft.com/license/ + * @version $Id$ + * @package System.Collections + */ + +/** + * TDummyDataSource class + * + * TDummyDataSource implements a dummy data collection with a specified number + * of dummy data items. The number of virtual items can be set via + * {@link setCount Count} property. You can traverse it using <b>foreach</b> + * PHP statement like the following, + * <code> + * foreach($dummyDataSource as $dataItem) + * </code> + * + * @author Qiang Xue <qiang.xue@gmail.com> + * @version $Id$ + * @package System.Collections + * @since 3.0 + */ +class TDummyDataSource extends TComponent implements IteratorAggregate, Countable +{ + private $_count; + + /** + * Constructor. + * @param integer number of (virtual) items in the data source. + */ + public function __construct($count) + { + $this->_count=$count; + } + + /** + * @return integer number of (virtual) items in the data source. + */ + public function getCount() + { + return $this->_count; + } + + /** + * @return Iterator iterator + */ + public function getIterator() + { + return new TDummyDataSourceIterator($this->_count); + } + + /** + * Returns the number of (virtual) items in the data source. + * This method is required by Countable interface. + * @return integer number of (virtual) items in the data source. + */ + public function count() + { + return $this->getCount(); + } +} + +/** + * TDummyDataSourceIterator class + * + * TDummyDataSourceIterator implements Iterator interface. + * + * TDummyDataSourceIterator is used by {@link TDummyDataSource}. + * It allows TDummyDataSource to return a new iterator + * for traversing its dummy items. + * + * @author Qiang Xue <qiang.xue@gmail.com> + * @version $Id$ + * @package System.Collections + * @since 3.0 + */ +class TDummyDataSourceIterator implements Iterator +{ + private $_index; + private $_count; + + /** + * Constructor. + * @param integer number of (virtual) items in the data source. + */ + public function __construct($count) + { + $this->_count=$count; + $this->_index=0; + } + + /** + * Rewinds internal array pointer. + * This method is required by the interface Iterator. + */ + public function rewind() + { + $this->_index=0; + } + + /** + * Returns the key of the current array item. + * This method is required by the interface Iterator. + * @return integer the key of the current array item + */ + public function key() + { + return $this->_index; + } + + /** + * Returns the current array item. + * This method is required by the interface Iterator. + * @return mixed the current array item + */ + public function current() + { + return null; + } + + /** + * Moves the internal pointer to the next array item. + * This method is required by the interface Iterator. + */ + public function next() + { + $this->_index++; + } + + /** + * Returns whether there is an item at current position. + * This method is required by the interface Iterator. + * @return boolean + */ + public function valid() + { + return $this->_index<$this->_count; + } +} + |