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-rw-r--r--poi/src/main/java/org/apache/poi/poifs/filesystem/POIFSMiniStore.java7
-rw-r--r--poi/src/main/java/org/apache/poi/poifs/storage/BATBlock.java9
2 files changed, 6 insertions, 10 deletions
diff --git a/poi/src/main/java/org/apache/poi/poifs/filesystem/POIFSMiniStore.java b/poi/src/main/java/org/apache/poi/poifs/filesystem/POIFSMiniStore.java
index cb1929d0d6..5274361649 100644
--- a/poi/src/main/java/org/apache/poi/poifs/filesystem/POIFSMiniStore.java
+++ b/poi/src/main/java/org/apache/poi/poifs/filesystem/POIFSMiniStore.java
@@ -266,10 +266,9 @@ public class POIFSMiniStore extends BlockStore {
int entriesPerBlock = _filesystem.getBigBlockSizeDetails().getBATEntriesPerBlock();
for (int sbatIndex = _sbat_blocks.size() - 1; sbatIndex >= 0; sbatIndex--) {
BATBlock sbat = _sbat_blocks.get(sbatIndex);
- for (int miniBlockIndex = entriesPerBlock - 1; miniBlockIndex >= 0; miniBlockIndex--) {
- if (sbat.getValueAt(miniBlockIndex) != POIFSConstants.UNUSED_BLOCK) {
- return (sbatIndex * entriesPerBlock) + miniBlockIndex + 1;
- }
+ int occupiedSize = sbat.getOccupiedSize();
+ if (occupiedSize > 0) {
+ return (sbatIndex * entriesPerBlock) + occupiedSize;
}
}
diff --git a/poi/src/main/java/org/apache/poi/poifs/storage/BATBlock.java b/poi/src/main/java/org/apache/poi/poifs/storage/BATBlock.java
index 33bea9936a..766958ab20 100644
--- a/poi/src/main/java/org/apache/poi/poifs/storage/BATBlock.java
+++ b/poi/src/main/java/org/apache/poi/poifs/storage/BATBlock.java
@@ -202,15 +202,12 @@ public final class BATBlock implements BlockWritable {
* @since POI 5.0.0
*/
public int getOccupiedSize() {
- int usedSectors = _values.length;
for (int k = _values.length - 1; k >= 0; k--) {
- if(_values[k] == POIFSConstants.UNUSED_BLOCK) {
- usedSectors--;
- } else {
- break;
+ if (_values[k] != POIFSConstants.UNUSED_BLOCK) {
+ return k + 1;
}
}
- return usedSectors;
+ return 0;
}
public int getValueAt(int relativeOffset) {