org.apache.hadoop.hbase.mapreduce
Class Import.Importer
java.lang.Object
org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,KEYOUT,VALUEOUT>
org.apache.hadoop.hbase.mapreduce.TableMapper<ImmutableBytesWritable,Mutation>
org.apache.hadoop.hbase.mapreduce.Import.Importer
- Enclosing class:
- Import
public static class Import.Importer
- extends TableMapper<ImmutableBytesWritable,Mutation>
Write table content out to files in hdfs.
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper |
org.apache.hadoop.mapreduce.Mapper.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.Importer
public Import.Importer()
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,Mutation>
- Parameters:
row
- The current table row key.value
- The columns.context
- The current context.
- Throws:
IOException
- When something is broken with the data.
processKV
protected void processKV(ImmutableBytesWritable key,
Result result,
org.apache.hadoop.mapreduce.Mapper.Context context,
Put put,
Delete delete)
throws IOException,
InterruptedException
- Throws:
IOException
InterruptedException
addPutToKv
protected void addPutToKv(Put put,
Cell kv)
throws IOException
- Throws:
IOException
setup
public void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
- Overrides:
setup
in class org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,Mutation>
Copyright © 2007–2015 The Apache Software Foundation. All rights reserved.