| Name | Description | Type | Package | Framework |
| FileRotationPolicy | Used by the HdfsBolt to decide when to rotate files. | Interface | org.apache.storm.hdfs.trident.rotation | Apache Storm |
| FileSizeRotationPolicy | File rotation policy that will rotate files when a certain file size is reached. | Class | org.apache.storm.hdfs.trident.rotation | Apache Storm |
| FileSizeRotationPolicy .Units | Returns the enum constant of this type with the specified name. | Class | org.apache.storm.hdfs.trident.rotation.FileSizeRotationPolicy | Apache Storm |
| NoRotationPolicy | File rotation policy that will never rotate. | Class | org.apache.storm.hdfs.trident.rotation | Apache Storm |
| TimedRotationPolicy | Class | org.apache.storm.hdfs.trident.rotation | Apache Storm | |
| TimedRotationPolicy .TimeUnit | Returns the enum constant of this type with the specified name. | Class | org.apache.storm.hdfs.trident.rotation.TimedRotationPolicy | Apache Storm |