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Interface Summary | |
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Writable | A serializable object which implements a simple, efficient, serialization
protocol, based on DataInput and DataOutput . |
WritableComparable<T> | A Writable which is also Comparable . |
Class Summary | |
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DataInputBuffer | A reusable DataInput implementation that reads from an in-memory
buffer. |
DataOutputBuffer | A reusable DataOutput implementation that writes to an in-memory
buffer. |
IntWritable | |
LongWritable | |
NullWritable | Singleton Writable with no data. |
NullWritable.Comparator | A Comparator "optimized" for NullWritable. |
StringWritable | A writable that represent a string. |
WritableComparator | A Comparator for WritableComparable s. |
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