[To resource_memory] add IOException throw to getDevices() method in TsFileResource

server/src/main/java/org/apache/iotdb/db/engine/storagegroup/TsFileResource.java

@@ -468,7 +468,7 @@ public long getEndTime(String deviceId) {
     return timeIndex.getEndTime(deviceId);
   }
 
-  public Set<String> getDevices() {
+  public Set<String> getDevices() throws IOException {
     return timeIndex.getDevices(file.getPath());
   }
 

server/src/main/java/org/apache/iotdb/db/engine/storagegroup/timeindex/FileTimeIndex.java

@@ -80,14 +80,9 @@ public void close() {
   }
 
   @Override
-  public Set<String> getDevices(String tsFilePath) {
-    try {
-      TsFileSequenceReader fileReader = FileReaderManager.getInstance().get(tsFilePath, true);
-      return new HashSet<>(fileReader.getAllDevices());
-    } catch (IOException e) {
-      logger.error("Can't read file {} from disk ", tsFilePath, e);
-      throw new RuntimeException("Can't read file " + tsFilePath + " from disk");
-    }
+  public Set<String> getDevices(String tsFilePath) throws IOException {
+    TsFileSequenceReader fileReader = FileReaderManager.getInstance().get(tsFilePath, true);
+    return new HashSet<>(fileReader.getAllDevices());
   }
 
   @Override

server/src/main/java/org/apache/iotdb/db/engine/storagegroup/timeindex/ITimeIndex.java

@@ -62,7 +62,8 @@ public interface ITimeIndex {
    *
    * @return device names
    */
-  Set<String> getDevices(String tsFilePath);
+  Set<String> getDevices(String tsFilePath) throws IOException;
+
 
   /** @return whether end time is empty (Long.MIN_VALUE) */
   boolean endTimeEmpty();