Class NoRotationPolicy
- java.lang.Object
-
- org.apache.storm.hdfs.trident.rotation.NoRotationPolicy
-
- All Implemented Interfaces:
Serializable,FileRotationPolicy
public class NoRotationPolicy extends Object implements FileRotationPolicy
File rotation policy that will never rotate... Just one big file. Intended for testing purposes.- See Also:
- Serialized Form
-
-
Constructor Summary
Constructors Constructor Description NoRotationPolicy()
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description booleanmark(long offset)Check if a file rotation should be performed based on the offset at which file is being written.booleanmark(TridentTuple tuple, long offset)Called for every tuple the HdfsBolt executes.voidreset()Called after the HdfsBolt rotates a file.voidstart()Start the policy.
-
-
-
Method Detail
-
mark
public boolean mark(TridentTuple tuple, long offset)
Description copied from interface:FileRotationPolicyCalled for every tuple the HdfsBolt executes.- Specified by:
markin interfaceFileRotationPolicy- Parameters:
tuple- The tuple executed.offset- current offset of file being written- Returns:
- true if a file rotation should be performed
-
mark
public boolean mark(long offset)
Description copied from interface:FileRotationPolicyCheck if a file rotation should be performed based on the offset at which file is being written.- Specified by:
markin interfaceFileRotationPolicy- Parameters:
offset- the current offset of file being written- Returns:
- true if a file rotation should be performed.
-
reset
public void reset()
Description copied from interface:FileRotationPolicyCalled after the HdfsBolt rotates a file.- Specified by:
resetin interfaceFileRotationPolicy
-
start
public void start()
Description copied from interface:FileRotationPolicyStart the policy. Useful in case of policies like timed rotation where the timer can be started.- Specified by:
startin interfaceFileRotationPolicy
-
-