public class SkewedPartitioner extends org.apache.hadoop.mapreduce.Partitioner<PigNullableWritable,org.apache.hadoop.io.Writable> implements org.apache.hadoop.conf.Configurable
| Modifier and Type | Field and Description |
|---|---|
protected boolean |
inited |
protected Map<Object,Pair<Integer,Integer>> |
reducerMap |
protected static TupleFactory |
tf |
protected Integer |
totalReducers |
| Constructor and Description |
|---|
SkewedPartitioner() |
| Modifier and Type | Method and Description |
|---|---|
org.apache.hadoop.conf.Configuration |
getConf() |
int |
getPartition(PigNullableWritable wrappedKey,
org.apache.hadoop.io.Writable value,
int numPartitions) |
protected void |
init() |
void |
setConf(org.apache.hadoop.conf.Configuration job) |
protected static final TupleFactory tf
protected Integer totalReducers
protected boolean inited
public int getPartition(PigNullableWritable wrappedKey, org.apache.hadoop.io.Writable value, int numPartitions)
getPartition in class org.apache.hadoop.mapreduce.Partitioner<PigNullableWritable,org.apache.hadoop.io.Writable>public void setConf(org.apache.hadoop.conf.Configuration job)
setConf in interface org.apache.hadoop.conf.Configurablepublic org.apache.hadoop.conf.Configuration getConf()
getConf in interface org.apache.hadoop.conf.Configurableprotected void init()
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