+<?php
+/**
+ * A file i/o iterator
+ *
+ * @author Roland Haeder <webmaster@ship-simu.org>
+ * @version 0.0.0
+ * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2012 Hub Developer Team
+ * @license GNU GPL 3.0 or any newer version
+ * @link http://www.ship-simu.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+class FileIoIterator extends BaseIterator implements SeekableFileIterator {
+ /**
+ * Protected constructor
+ *
+ * @return void
+ */
+ protected function __construct () {
+ // Call parent constructor
+ parent::__construct(__CLASS__);
+ }
+
+ /**
+ * Creates an instance of this class
+ *
+ * @param $pointerInstance An instance of a FrameworkFileInputOutputPointer class
+ * @return $iteratorInstance An instance of a Iterator class
+ */
+ public final static function createFileIoIterator (FrameworkFileInputOutputPointer $pointerInstance) {
+ // Get new instance
+ $iteratorInstance = new FileIoIterator();
+
+ // Set the instance here
+ $iteratorInstance->setPointerInstance($pointerInstance);
+
+ // Return the prepared instance
+ return $iteratorInstance;
+ }
+
+ /**
+ * Gets currently read data
+ *
+ * @return $current Currently read data
+ */
+ public function current () {
+ // Default is null
+ $current = null;
+
+ $this->partialStub('Please implement this method.');
+
+ // Return it
+ return $current;
+ }
+
+ /**
+ * Gets current seek position ("key").
+ *
+ * @return $key Current key in iteration
+ */
+ public function key () {
+ // Default is null
+ $key = null;
+
+ $this->partialStub('Please implement this method.');
+
+ // Return it
+ return $key;
+ }
+
+ /**
+ * Advances to next "block" of bytes
+ *
+ * @return void
+ */
+ public function next () {
+ $this->partialStub('Please implement this method.');
+ }
+
+ /**
+ * Rewinds to the beginning of the file
+ *
+ * @return void
+ */
+ public function rewind () {
+ $this->partialStub('Please implement this method.');
+ }
+
+ /**
+ * Seeks to given position
+ *
+ * @param $seekPosition Seek position in file
+ * @return void
+ */
+ public function seek ($seedPosition) {
+ $this->partialStub('Please implement this method. seekPosition=' . $seekPosition);
+ }
+
+ /**
+ * Checks wether the current entry is valid (not at the end of the file).
+ * This method will return TRUE if an emptied (nulled) entry has been found.
+ *
+ * @return void
+ */
+ public function valid () {
+ $this->partialStub('Please implement this method.');
+ }
+}
+
+// [EOF]
+?>