| Name | Type | Package | Detail |
| ActiveTriggerCallback | Interface | flink.streaming.api.windowing.policy | Detail |
| AsynchronousBlockWriterWithCallback | Class | flink.runtime.io.disk.iomanager | Detail |
| BlockChannelWriterWithCallback | Interface | flink.runtime.io.disk.iomanager | Detail |
| QueuingCallback | Class | flink.runtime.io.disk.iomanager | Detail |
| RequestDoneCallback | Interface | flink.runtime.io.disk.iomanager | Detail |
