org.apache.hadoop.io

接口 SequenceFile.ValueBytes

所有已知实现类:

SequenceFileAsBinaryOutputFormat.WritableValueBytes, SequenceFileAsBinaryOutputFormat.WritableValueBytes

封闭类:

SequenceFile

public static interface SequenceFile.ValueBytes

The interface to 'raw' values of SequenceFiles.

方法概要

方法

限定符和类型	方法和说明
int	getSize() Size of stored data.
void	writeCompressedBytes(DataOutputStream outStream) Write compressed bytes to outStream.
void	writeUncompressedBytes(DataOutputStream outStream) Writes the uncompressed bytes to the outStream.

方法详细资料

writeUncompressedBytes

void writeUncompressedBytes(DataOutputStream outStream)
                            throws IOException

Writes the uncompressed bytes to the outStream.

参数:

outStream - : Stream to write uncompressed bytes into.

抛出:

IOException

writeCompressedBytes

void writeCompressedBytes(DataOutputStream outStream)
                          throws IllegalArgumentException,
                                 IOException

Write compressed bytes to outStream. Note: that it will NOT compress the bytes if they are not compressed.

参数:

outStream - : Stream to write compressed bytes into.

抛出:

IllegalArgumentException

IOException

getSize

int getSize()

Size of stored data.