パッケージ | 説明 |
---|---|
org.apache.hadoop.io |
Generic i/o code for use when reading and writing data to the network,
to databases, and to files.
|
org.apache.hadoop.mapreduce.lib.partition |
修飾子とタイプ | クラスと説明 |
---|---|
class |
BytesWritable
A byte sequence that is usable as a key or value.
|
class |
Text
This class stores text using standard UTF8 encoding.
|
修飾子とタイプ | メソッドと説明 |
---|---|
int |
BinaryComparable.compareTo(BinaryComparable other)
Compare bytes from {#getBytes()}.
|
修飾子とタイプ | メソッドと説明 |
---|---|
int |
BinaryPartitioner.getPartition(BinaryComparable key,
V value,
int numPartitions)
Use (the specified slice of the array returned by)
getBytes() to partition. |
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