FileNameFormat (Storm 2.7.1 API)

All Superinterfaces:

Serializable

All Known Implementing Classes:

DefaultFileNameFormat, SimpleFileNameFormat
```
public interface FileNameFormat
extends Serializable
```
Formatter interface for determining HDFS file names.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`getName(long rotation, long timeStamp)`	Returns the filename the HdfsBolt will create.
`String`	`getPath()`
`void`	`prepare(Map<String,Object> conf, int partitionIndex, int numPartitions)`

- Method Detail
  - prepare
```
void prepare(Map<String,Object> conf,
             int partitionIndex,
             int numPartitions)
```
  - getName
```
String getName(long rotation,
               long timeStamp)
```
    Returns the filename the HdfsBolt will create.
    
    Parameters:
    
    rotation - the current file rotation number (incremented on every rotation)
    
    timeStamp - current time in milliseconds when the rotation occurs
  - getPath
```
String getPath()
```