From c1ae6ef0e9c37f502b58f70be5a041815f76b71b Mon Sep 17 00:00:00 2001
From: PJ Fanning <fanningpj@apache.org>
Date: Sat, 23 Oct 2021 14:23:19 +0000
Subject: [PATCH] XSSFReader extensibility

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1894513 13f79535-47bb-0310-9956-ffa450edef68
---
 .../apache/poi/xssf/eventusermodel/XSSFBReader.java  |  4 ++--
 .../apache/poi/xssf/eventusermodel/XSSFReader.java   | 12 ++++++------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFBReader.java b/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFBReader.java
index e26bfdeb0e..883fce2c9b 100644
--- a/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFBReader.java
+++ b/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFBReader.java
@@ -127,12 +127,12 @@ public class XSSFBReader extends XSSFReader {
         }
 
         @Override
-        Set<String> getSheetRelationships() {
+        protected Set<String> getSheetRelationships() {
             return WORKSHEET_RELS;
         }
 
         @Override
-        Iterator<XSSFSheetRef> createSheetIteratorFromWB(PackagePart wb) throws IOException {
+        protected Iterator<XSSFSheetRef> createSheetIteratorFromWB(PackagePart wb) throws IOException {
             SheetRefLoader sheetRefLoader = new SheetRefLoader(wb.getInputStream());
             sheetRefLoader.parse();
             return sheetRefLoader.getSheets().iterator();
diff --git a/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFReader.java b/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFReader.java
index 47eeecf396..bb795333ed 100644
--- a/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFReader.java
+++ b/poi-ooxml/src/main/java/org/apache/poi/xssf/eventusermodel/XSSFReader.java
@@ -215,26 +215,26 @@ public class XSSFReader {
         /**
          * Maps relId and the corresponding PackagePart
          */
-        private final Map<String, PackagePart> sheetMap;
+        protected final Map<String, PackagePart> sheetMap;
 
         /**
          * Current sheet reference
          */
-        XSSFSheetRef xssfSheetRef;
+        protected XSSFSheetRef xssfSheetRef;
 
         /**
          * Iterator over CTSheet objects, returns sheets in {@code logical} order.
          * We can't rely on the Ooxml4J's relationship iterator because it returns objects in physical order,
          * i.e. as they are stored in the underlying package
          */
-        final Iterator<XSSFSheetRef> sheetIterator;
+        protected final Iterator<XSSFSheetRef> sheetIterator;
 
         /**
          * Construct a new SheetIterator
          *
          * @param wb package part holding workbook.xml
          */
-        SheetIterator(PackagePart wb) throws IOException {
+        protected SheetIterator(PackagePart wb) throws IOException {
 
             /*
              * The order of sheets is defined by the order of CTSheet elements in workbook.xml
@@ -259,7 +259,7 @@ public class XSSFReader {
             }
         }
 
-        Iterator<XSSFSheetRef> createSheetIteratorFromWB(PackagePart wb) throws IOException {
+        protected Iterator<XSSFSheetRef> createSheetIteratorFromWB(PackagePart wb) throws IOException {
 
             XMLSheetRefReader xmlSheetRefReader = new XMLSheetRefReader();
             XMLReader xmlReader;
@@ -294,7 +294,7 @@ public class XSSFReader {
          *
          * @return all relationships that are sheet-like
          */
-        Set<String> getSheetRelationships() {
+        protected Set<String> getSheetRelationships() {
             return WORKSHEET_RELS;
         }