org.apache.mahout.vectorizer
Class EncodingMapper
java.lang.Object
org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,VectorWritable>
org.apache.mahout.vectorizer.EncodingMapper
public class EncodingMapper
- extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,VectorWritable>
The Mapper that does the work of encoding text
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper |
org.apache.hadoop.mapreduce.Mapper.Context |
Method Summary |
protected void |
map(org.apache.hadoop.io.Text key,
org.apache.hadoop.io.Text value,
org.apache.hadoop.mapreduce.Mapper.Context context)
|
protected 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 |
USE_NAMED_VECTORS
public static final String USE_NAMED_VECTORS
- See Also:
- Constant Field Values
USE_SEQUENTIAL
public static final String USE_SEQUENTIAL
- See Also:
- Constant Field Values
ANALYZER_NAME
public static final String ANALYZER_NAME
- See Also:
- Constant Field Values
ENCODER_FIELD_NAME
public static final String ENCODER_FIELD_NAME
- See Also:
- Constant Field Values
ENCODER_CLASS
public static final String ENCODER_CLASS
- See Also:
- Constant Field Values
CARDINALITY
public static final String CARDINALITY
- See Also:
- Constant Field Values
EncodingMapper
public EncodingMapper()
setup
protected void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
throws IOException,
InterruptedException
- Overrides:
setup
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,VectorWritable>
- Throws:
IOException
InterruptedException
map
protected void map(org.apache.hadoop.io.Text key,
org.apache.hadoop.io.Text value,
org.apache.hadoop.mapreduce.Mapper.Context context)
throws IOException,
InterruptedException
- Overrides:
map
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,VectorWritable>
- Throws:
IOException
InterruptedException
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