X-Git-Url: https://git.mxchange.org/?p=core.git;a=blobdiff_plain;f=inc%2Fclasses%2Fmain%2Fstacker%2Ffile%2Fclass_BaseFileStack.php;h=70bd7006f5c1c345e273f59790c256470af3a0f8;hp=8491479d9a41ae7efc474d374b68a688218a1434;hb=79968ab0f673b50f09f35aed9bdc8112558e1553;hpb=2724091df3f002f07609232a74ad5620934dbb47

diff --git a/inc/classes/main/stacker/file/class_BaseFileStack.php b/inc/classes/main/stacker/file/class_BaseFileStack.php
index 8491479d..70bd7006 100644
--- a/inc/classes/main/stacker/file/class_BaseFileStack.php
+++ b/inc/classes/main/stacker/file/class_BaseFileStack.php
@@ -52,6 +52,16 @@ class BaseFileStack extends BaseStacker {
 	 */
 	const COUNT_POSITION = 20;
 
+	/**
+	 * Counter for total entries
+	 */
+	private $totalEntries = 0;
+
+	/**
+	 * Current seek position
+	 */
+	private $seekPosition = 0;
+
 	/**
 	 * Protected constructor
 	 *
@@ -63,6 +73,60 @@ class BaseFileStack extends BaseStacker {
 		parent::__construct($className);
 	}
 
+	/**
+	 * Getter for total entries
+	 *
+	 * @return	$totalEntries	Total entries in this stack
+	 */
+	private function getCounter () {
+		// Get it
+		return $this->totalEntries;
+	}
+
+	/**
+	 * Increment counter
+	 *
+	 * @return	void
+	 */
+	private function incrementCounter () {
+		// Get it
+		$this->totalEntries++;
+	}
+
+	/**
+	 * Getter for seek position
+	 *
+	 * @return	$seekPosition	Current seek position (stored here in object)
+	 */
+	private function getSeekPosition () {
+		// Get it
+		return $this->seekPosition;
+	}
+
+	/**
+	 * Setter for seek position
+	 *
+	 * @param	$seekPosition	Current seek position (stored here in object)
+	 * @return	void
+	 */
+	private function setSeekPosition ($seekPosition) {
+		// And set it
+		$this->seekPosition = $seekPosition;
+	}
+
+	/**
+	 * Updates seekPosition attribute from file to avoid to much access on file.
+	 *
+	 * @return	void
+	 */
+	private function updateSeekPosition () {
+		// Get key (= seek position)
+		$seekPosition = $this->getIteratorInstance()->key();
+
+		// And set it here
+		$this->setSeekPosition($seekPosition);
+	}
+
 	/**
 	 * Checks whether the file header is initialized
 	 *
@@ -122,9 +186,6 @@ class BaseFileStack extends BaseStacker {
 		// The file's header should not be initialized here
 		assert(!$this->isFileHeaderInitialized());
 
-		// Init	 counter
-		$this->getIteratorInstance()->initCounter();
-
 		// Flush file header
 		$this->flushFileHeader();
 	}
@@ -144,7 +205,7 @@ class BaseFileStack extends BaseStacker {
 			chr(self::SEPARATOR_MAGIC_COUNT),
 
 			// Total entries (will be zero) and pad it to 20 chars
-			str_pad($this->dec2hex($this->getIteratorInstance()->getCount()), self::COUNT_LENGTH, '0', STR_PAD_LEFT),
+			str_pad($this->dec2hex($this->getCounter()), self::COUNT_LENGTH, '0', STR_PAD_LEFT),
 
 			// Position (will be zero)
 			str_pad($this->dec2hex(0, 2), self::COUNT_POSITION, '0', STR_PAD_LEFT),
@@ -153,8 +214,11 @@ class BaseFileStack extends BaseStacker {
 			chr(self::SEPARATOR_SEEK_POS_ENTRIES)
 		);
 
-		// Write it to disk
+		// Write it to disk (header is always at seek position 0)
 		$this->getIteratorInstance()->writeAtPosition(0, $header);
+
+		// Update seek position
+		$this->updateSeekPosition();
 	}
 
 	/**