[fix][offload] Fix numerical overflow bug while reading data from tie…

…red storage (#18595) Co-authored-by: druidliu <[email protected]> (cherry picked from commit 5c34e84)
apache · Nov 28, 2022 · 9bf3e3f · 9bf3e3f
1 parent 1c6abae
commit 9bf3e3f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/...ava/org/apache/bookkeeper/mledger/offload/jcloud/impl/BlobStoreBackedInputStreamImpl.java b/...ava/org/apache/bookkeeper/mledger/offload/jcloud/impl/BlobStoreBackedInputStreamImpl.java
@@ -144,6 +144,7 @@ public void close() {
 
     @Override
     public int available() throws IOException {
-        return (int)(objectLen - cursor) + buffer.readableBytes();
+        long available = objectLen - cursor + buffer.readableBytes();
+        return available > Integer.MAX_VALUE ? Integer.MAX_VALUE : (int) available;
     }
 }