From: Roland Häder <roland@mxchange.org>
Date: Thu, 16 Feb 2023 19:20:08 +0000 (+0100)
Subject: Continued:
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=7c53f67f53ef5f0b07b4e3c8b9e874b52942af6c;p=core.git

Continued:
- added more checks on parameter
---

diff --git a/framework/main/classes/stacker/file/class_BaseFileStack.php b/framework/main/classes/stacker/file/class_BaseFileStack.php
index 6718eac2..ef8a7c8a 100644
--- a/framework/main/classes/stacker/file/class_BaseFileStack.php
+++ b/framework/main/classes/stacker/file/class_BaseFileStack.php
@@ -705,10 +705,23 @@ abstract class BaseFileStack extends BaseStacker {
 	 * @param	$hash		Hash from encoded value
 	 * @param	$encoded	Encoded value to be written to the file
 	 * @return	$data		Gap position and length of the raw data
+	 * @throws	InvalidArgumentException	If a parameter has an invalid value
 	 */
 	public function writeDataToFreeGap (string $stackName, string $hash, string $encoded) {
-		// Raw data been written to the file
+		// Check parameter
 		/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-FILE-STACK: stackName=%s,hash{}=0x%s,encoded()=%d - CALLED!', $stackName, bin2hex($hash), strlen($encoded)));
+		if (empty($stackName)) {
+			// Throw IAE
+			throw new InvalidArgumentException('Parameter "stackName" is empty');
+		} elseif (empty($hash)) {
+			// Throw IAE
+			throw new InvalidArgumentException('Parameter "hash" is empty');
+		} elseif (empty($encoded)) {
+			// Throw IAE
+			throw new InvalidArgumentException('Parameter "encoded" is empty');
+		}
+
+		// Raw data been written to the file
 		$rawData = sprintf('%s%s%s%s%s',
 			$stackName,
 			BinaryFile::SEPARATOR_GROUP_HASH,