public static class TestTableInputFormat.ExampleJobConfigurableTIF extends TestTableInputFormat.ExampleTIF
Constructor and Description |
---|
ExampleJobConfigurableTIF() |
Modifier and Type | Method and Description |
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void |
configure(JobConf job) |
protected void |
initialize(JobConf job)
Handle subclass specific set up.
|
initialize
closeTable, getRecordReader, getSplits, getTable, initializeTable, setInputColumns, setRowFilter, setTableRecordReader
public void configure(JobConf job)
protected void initialize(JobConf job) throws java.io.IOException
TableInputFormatBase
TableInputFormatBase.getRecordReader(InputSplit, JobConf, Reporter)
and TableInputFormatBase.getSplits(JobConf, int)
,
will call TableInputFormatBase.initialize(JobConf)
as a convenient centralized location to handle
retrieving the necessary configuration information and calling
TableInputFormatBase.initializeTable(Connection, TableName)
.
Subclasses should implement their initialize call such that it is safe to call multiple times.
The current TableInputFormatBase implementation relies on a non-null table reference to decide
if an initialize call is needed, but this behavior may change in the future. In particular,
it is critical that initializeTable not be called multiple times since this will leak
Connection instances.initialize
in class TestTableInputFormat.ExampleTIF
java.io.IOException