public class UuidFileNamingStrategy extends AbstractFileNamingStrategy
FileNamingStrategy which uses an uuid.| Constructor and Description |
|---|
UuidFileNamingStrategy()
Instantiates a new uuid file naming strategy using
an
UUID. |
UuidFileNamingStrategy(java.lang.String uuid)
Instantiates a new uuid file naming strategy using
a given uuid string.
|
UuidFileNamingStrategy(java.lang.String uuid,
boolean enabled)
Instantiates a new uuid file naming strategy using
a given uuid string.
|
| Modifier and Type | Method and Description |
|---|---|
UuidFileNamingStrategy |
createInstance()
Creates a new instance of
FileNamingStrategy. |
java.lang.String |
getUuid() |
org.apache.hadoop.fs.Path |
init(org.apache.hadoop.fs.Path path)
Initialises a starting state of a strategy.
|
void |
next()
This method should be called to prepare next filename in case
strategy doesn't know how to do it automatically.
|
org.apache.hadoop.fs.Path |
resolve(org.apache.hadoop.fs.Path path)
Resolve a current file path denoted by this strategy.
|
void |
setPrefix(java.lang.String prefix)
Sets the prefix preceding uuid part.
|
void |
setUuid(java.lang.String uuid) |
getCodecInfo, getOrder, isEnabled, reset, setCodecInfo, setEnabled, setOrderpublic UuidFileNamingStrategy()
UUID.public UuidFileNamingStrategy(java.lang.String uuid)
uuid - the uuid stringpublic UuidFileNamingStrategy(java.lang.String uuid,
boolean enabled)
uuid - the uuid stringenabled - the enabledpublic org.apache.hadoop.fs.Path resolve(org.apache.hadoop.fs.Path path)
FileNamingStrategypath - the pathpublic org.apache.hadoop.fs.Path init(org.apache.hadoop.fs.Path path)
FileNamingStrategyPath and
remove its own handled part if possible. Returned Path
is then passed into next strategy for it to able to
do its own initialisation logic.
Path passed to this method may be null indicating
that no further processing should be done or simply we don't
have information about the initialised path.
init in interface FileNamingStrategyinit in class AbstractFileNamingStrategypath - the pathpublic void next()
FileNamingStrategypublic UuidFileNamingStrategy createInstance()
FileNamingStrategyFactoryFileNamingStrategy.createInstance in interface FileNamingStrategyFactory<FileNamingStrategy>createInstance in class AbstractFileNamingStrategypublic void setUuid(java.lang.String uuid)
public java.lang.String getUuid()
public void setPrefix(java.lang.String prefix)
prefix - the new prefix