public abstract class FieldsProducer extends Fields implements , Accountable
EMPTY_ARRAY
NULL_ACCOUNTABLE
Modifier | Constructor and Description |
---|---|
protected |
FieldsProducer()
Sole constructor.
|
Modifier and Type | Method and Description |
---|---|
abstract void |
checkIntegrity()
Checks consistency of this reader.
|
abstract void |
close() |
FieldsProducer |
getMergeInstance()
Returns an instance optimized for merging.
|
getChildResources, ramBytesUsed
protected FieldsProducer()
public abstract void close() throws
in interface
in interface
public abstract void checkIntegrity() throws
Note that this may be costly in terms of I/O, e.g. may involve computing a checksum value against large data files.
public FieldsProducer getMergeInstance()
getMergeInstance()
.
The default implementation returns this
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