public class FilterAllFilter extends FilterBase
Filter.ReturnCode
Constructor and Description |
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FilterAllFilter() |
Modifier and Type | Method and Description |
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Filter.ReturnCode |
filterKeyValue(Cell v)
A way to filter based on the column family, column qualifier and/or the column value.
|
boolean |
filterRow()
Filters that never filter by rows based on previously gathered state from
Filter.filterKeyValue(Cell) can inherit this implementation that
never filters a row. |
boolean |
hasFilterRow()
Fitlers that never filter by modifying the returned List of Cells can
inherit this implementation that does nothing.
|
static FilterAllFilter |
parseFrom(byte[] pbBytes) |
Cell |
transformCell(Cell v)
By default no transformation takes place
|
createFilterFromArguments, filterAllRemaining, filterRowCells, filterRowKey, getNextCellHint, getNextKeyHint, isFamilyEssential, reset, toByteArray, toString, transform
isReversed, setReversed
public Filter.ReturnCode filterKeyValue(Cell v) throws java.io.IOException
Filter
ReturnCode.NEXT_ROW
, it should return
ReturnCode.NEXT_ROW
until Filter.reset()
is called just in case the caller calls
for the next row.
Concrete implementers can signal a failure condition in their code by throwing an
IOException
.filterKeyValue
in class Filter
v
- the Cell in questionjava.io.IOException
- in case an I/O or an filter specific failure needs to be signaled.Filter.ReturnCode
public Cell transformCell(Cell v)
FilterBase
transformCell
in class FilterBase
v
- the KeyValue in questionThe transformed KeyValue is what is eventually returned to the client. Most filters will
return the passed KeyValue unchanged.
,
for an example of a
transformation.
Concrete implementers can signal a failure condition in their code by throwing an
{@link IOException}.
public boolean hasFilterRow()
FilterBase
hasFilterRow
in class FilterBase
public boolean filterRow() throws java.io.IOException
FilterBase
Filter.filterKeyValue(Cell)
can inherit this implementation that
never filters a row.filterRow
in class FilterBase
java.io.IOException
- in case an I/O or an filter specific failure needs to be signaled.public static FilterAllFilter parseFrom(byte[] pbBytes) throws DeserializationException
DeserializationException