R
- Reduced value typepublic static class ReducersForPieceHandler.WrappedReducedValue<R extends org.apache.hadoop.io.Writable> extends Object implements org.apache.hadoop.io.Writable
Constructor and Description |
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WrappedReducedValue() |
WrappedReducedValue(ReduceOperation<?,R> reduceOp,
R value) |
Modifier and Type | Method and Description |
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R |
getValue() |
void |
readFields(DataInput in) |
void |
write(DataOutput out) |
public WrappedReducedValue()
public WrappedReducedValue(ReduceOperation<?,R> reduceOp, R value)
public void write(DataOutput out) throws IOException
write
in interface org.apache.hadoop.io.Writable
IOException
public void readFields(DataInput in) throws IOException
readFields
in interface org.apache.hadoop.io.Writable
IOException
public R getValue()
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