public final class HadoopMap extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.NullWritable,VertexWritable,ObjectWritable,ObjectWritable>
Modifier and Type | Class and Description |
---|---|
class |
HadoopMap.HadoopMapEmitter<K,V> |
Modifier and Type | Method and Description |
---|---|
void |
cleanup(org.apache.hadoop.mapreduce.Mapper.Context context) |
void |
map(org.apache.hadoop.io.NullWritable key,
VertexWritable value,
org.apache.hadoop.mapreduce.Mapper.Context context) |
void |
setup(org.apache.hadoop.mapreduce.Mapper.Context context) |
public void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
setup
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.NullWritable,VertexWritable,ObjectWritable,ObjectWritable>
public void map(org.apache.hadoop.io.NullWritable key, VertexWritable value, org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
map
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.NullWritable,VertexWritable,ObjectWritable,ObjectWritable>
IOException
InterruptedException
public void cleanup(org.apache.hadoop.mapreduce.Mapper.Context context)
cleanup
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.NullWritable,VertexWritable,ObjectWritable,ObjectWritable>
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