接口 org.apache.hadoop.io.serializer.Serializer
的使用

使用Serializer的程序包

程序包	说明
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.io.serializer	This package provides a mechanism for using different serialization frameworks in Hadoop.

org.apache.hadoop.io中Serializer的使用

声明为Serializer的org.apache.hadoop.io中的字段

限定符和类型	字段和说明
protected Serializer	SequenceFile.Writer.compressedValSerializer
protected Serializer	SequenceFile.Writer.keySerializer
protected Serializer	SequenceFile.Writer.uncompressedValSerializer

org.apache.hadoop.io.serializer中Serializer的使用

返回Serializer的org.apache.hadoop.io.serializer中的方法

限定符和类型	方法和说明
Serializer<Serializable>	JavaSerialization.getSerializer(Class<Serializable> c)
Serializer<T>	Serialization.getSerializer(Class<T> c)
<T> Serializer<T>	SerializationFactory.getSerializer(Class<T> c)
Serializer<Writable>	WritableSerialization.getSerializer(Class<Writable> c)