org.apache.hadoop.hbase.mapreduce
Class Import.KeyValueImporter
java.lang.Object
org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,KEYOUT,VALUEOUT>
org.apache.hadoop.hbase.mapreduce.TableMapper<ImmutableBytesWritable,KeyValue>
org.apache.hadoop.hbase.mapreduce.Import.KeyValueImporter
- Enclosing class:
- Import
public static class Import.KeyValueImporter
- extends TableMapper<ImmutableBytesWritable,KeyValue>
A mapper that just writes out KeyValues.
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper |
org.apache.hadoop.mapreduce.Mapper.Context |
Method Summary |
void |
map(ImmutableBytesWritable row,
Result value,
org.apache.hadoop.mapreduce.Mapper.Context context)
|
void |
setup(org.apache.hadoop.mapreduce.Mapper.Context context)
|
Methods inherited from class org.apache.hadoop.mapreduce.Mapper |
cleanup, run |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Import.KeyValueImporter
public Import.KeyValueImporter()
map
public void map(ImmutableBytesWritable row,
Result value,
org.apache.hadoop.mapreduce.Mapper.Context context)
throws IOException
- Overrides:
map
in class org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,KeyValue>
- Parameters:
row
- The current table row key.value
- The columns.context
- The current context.
- Throws:
IOException
- When something is broken with the data.
setup
public void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
- Overrides:
setup
in class org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,KeyValue>
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