Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/4358#discussion_r142133777
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/blob/BlobServer.java ---
@@ -375,7 +378,32 @@ public File getFile(BlobKey key) throws IOException {
* Thrown if the file retrieval failed.
*/
@Override
- public File getFile(JobID jobId, BlobKey key) throws IOException {
+ public File getTransientFile(JobID jobId, BlobKey key) throws
IOException {
+ checkNotNull(jobId);
+ return getFileInternal(jobId, key);
+ }
+
+ /**
+ * Returns the path to a local copy of the file associated with the
provided job ID and blob
+ * key.
+ * <p>
+ * We will first attempt to serve the BLOB from the local storage. If
the BLOB is not in
+ * there, we will try to download it from the HA store.
+ *
+ * @param jobId
+ * ID of the job this blob belongs to
+ * @param key
+ * blob key associated with the requested file
+ *
+ * @return The path to the file.
+ *
+ * @throws java.io.FileNotFoundException
+ * if the BLOB does not exist;
+ * @throws IOException
+ * if any other error occurs when retrieving the file
+ */
+ @Override
+ public File getPermanentFile(JobID jobId, BlobKey key) throws
IOException {
--- End diff --
Same here for `BlobType.PERMANENT`
---