类 org.apache.hadoop.io.SequenceFile.Writer
的使用

使用SequenceFile.Writer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.mapreduce.lib.output

org.apache.hadoop.io中SequenceFile.Writer的使用

返回SequenceFile.Writer的org.apache.hadoop.io中的方法

限定符和类型	方法和说明
SequenceFile.Writer	SequenceFile.Sorter.cloneFileAttributes(Path inputFile, Path outputFile, Progressable prog) Clones the attributes (like compression of the input file and creates a corresponding Writer
static SequenceFile.Writer	SequenceFile.createWriter(Configuration conf, FSDataOutputStream out, Class keyClass, Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec) Construct the preferred type of 'raw' SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(Configuration conf, FSDataOutputStream out, Class keyClass, Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec, SequenceFile.Metadata metadata) Construct the preferred type of 'raw' SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass) Construct the preferred type of SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, int bufferSize, short replication, long blockSize, boolean createParent, SequenceFile.CompressionType compressionType, CompressionCodec codec, SequenceFile.Metadata metadata) Construct the preferred type of SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, int bufferSize, short replication, long blockSize, SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress, SequenceFile.Metadata metadata) Construct the preferred type of SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, SequenceFile.CompressionType compressionType) Construct the preferred type of SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec) Construct the preferred type of SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress) Construct the preferred type of SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress, SequenceFile.Metadata metadata) Construct the preferred type of SequenceFile Writer.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, SequenceFile.CompressionType compressionType, Progressable progress) Construct the preferred type of SequenceFile Writer.

参数类型为SequenceFile.Writer的org.apache.hadoop.io中的方法

限定符和类型	方法和说明
void	SequenceFile.Sorter.writeFile(SequenceFile.Sorter.RawKeyValueIterator records, SequenceFile.Writer writer) Writes records from RawKeyValueIterator into a file represented by the passed writer

org.apache.hadoop.mapreduce.lib.output中SequenceFile.Writer的使用

返回SequenceFile.Writer的org.apache.hadoop.mapreduce.lib.output中的方法

限定符和类型	方法和说明
protected SequenceFile.Writer	SequenceFileAsBinaryOutputFormat.getSequenceWriter(TaskAttemptContext context, Class<?> keyClass, Class<?> valueClass)