Check for empty file when computing hash

matthiaslueken · web-flow · commit 7a0006cef1ed · 2025-06-18T18:02:17.000+02:00
diff --git a/internal/classes/DBOps.class.ps1 b/internal/classes/DBOps.class.ps1
@@ -1093,6 +1093,8 @@ class DBOpsFile : DBOps {
     [void] RebuildHash() {
         if ($this.Length -gt 0) {
             $this.Hash = [DBOpsHelper]::ToHexString([Security.Cryptography.HashAlgorithm]::Create("MD5").ComputeHash($this.ByteArray))
+        } else {
+            $this.ThrowException("Hash cannot be computed, file is empty: $($this.Name)", 'InvalidData')
         }
     }
     #Verify that hash is valid

Original file line number	Diff line number	Diff line change
`@@ -1093,6 +1093,8 @@ class DBOpsFile : DBOps {`
`1093`	`1093`	`[void] RebuildHash() {`
`1094`	`1094`	`if ($this.Length -gt 0) {`
`1095`	`1095`	`$this.Hash = [DBOpsHelper]::ToHexString([Security.Cryptography.HashAlgorithm]::Create("MD5").ComputeHash($this.ByteArray))`
	`1096`	`+ } else {`
	`1097`	`+ $this.ThrowException("Hash cannot be computed, file is empty: $($this.Name)", 'InvalidData')`
`1096`	`1098`	`}`
`1097`	`1099`	`}`
`1098`	`1100`	`#Verify that hash is valid`