Merge pull request #624 from ApptiveGrid/add-version-to-index-page

added version to index page
ApptiveGrid · Feb 16, 2024 · d4d3544 · d4d3544
2 parents bc9a348 + 2567604
commit d4d3544
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Showing 3 changed files with 13 additions and 2 deletions.
diff --git a/src/Soil-Core/SoilBTreeHeaderPage.class.st b/src/Soil-Core/SoilBTreeHeaderPage.class.st
@@ -55,6 +55,7 @@ SoilBTreeHeaderPage >> printOn: aStream [
 SoilBTreeHeaderPage >> readFrom: aStream [ 
 	dirty := false.
 	"we do not read the pageCode, that was done before"
+	version := aStream next.
 	self readLastTransactionFrom: aStream.
 	self readNextFrom: aStream.
 	keySize := (aStream next: 2) asInteger.

diff --git a/src/Soil-Core/SoilIndexItemsPage.class.st b/src/Soil-Core/SoilIndexItemsPage.class.st
@@ -70,6 +70,7 @@ SoilIndexItemsPage >> indexOfKey: anInteger [
 
 { #category : #initialization }
 SoilIndexItemsPage >> initialize [
+	super initialize.
 	items := SortedCollection new
 ]
 

diff --git a/src/Soil-Core/SoilIndexPage.class.st b/src/Soil-Core/SoilIndexPage.class.st
@@ -8,6 +8,7 @@ Class {
 	#superclass : #Object,
 	#instVars : [
 		'index',
+		'version',
 		'dirty',
 		'pageSize'
 	],
@@ -48,7 +49,7 @@ SoilIndexPage class >> readPageFrom: aStream keySize: keySize valueSize: valueSi
 
 { #category : #utilities }
 SoilIndexPage >> headerSize [ 
-	^ 1 "pageCode" 
+	^ 2 "pageCode, version" 
 ]
 
 { #category : #accessing }
@@ -61,6 +62,12 @@ SoilIndexPage >> index: anInteger [
 	index := anInteger
 ]
 
+{ #category : #initialization }
+SoilIndexPage >> initialize [ 
+	super initialize.
+	version := 1
+]
+
 { #category : #testing }
 SoilIndexPage >> isDirty [
 	^ dirty 
@@ -97,12 +104,14 @@ SoilIndexPage >> printOn: aStream [
 SoilIndexPage >> readFrom: aStream [ 
 	dirty := false.
 	"we do not read the pageCode here as it was read already"
+	version := aStream next
 ]
 
 { #category : #writing }
 SoilIndexPage >> writeHeaderOn: aStream [ 
 	aStream
-		nextPut: self class pageCode
+		nextPut: self class pageCode;
+		nextPut: version
 ]
 
 { #category : #writing }