org.canova.api.records.writer.impl

Class LibSvmRecordWriter

java.lang.Object

org.canova.api.records.writer.impl.FileRecordWriter

org.canova.api.records.writer.impl.LineRecordWriter

org.canova.api.records.writer.impl.LibSvmRecordWriter

All Implemented Interfaces:

Closeable, AutoCloseable, Configurable, LibSvm, RecordWriter

public class LibSvmRecordWriter
extends LineRecordWriter
implements LibSvm

Each line is in the format: label i:value where is is the current index and value is a double separated by space

Author:

Adam Gibson

Field Summary

Fields inherited from class org.canova.api.records.writer.impl.FileRecordWriter

conf, DEFAULT_CHARSET, encoding, NEW_LINE, out, PATH, writeTo

Fields inherited from interface org.canova.api.records.reader.LibSvm

CLASSIFICATION

Fields inherited from interface org.canova.api.records.writer.RecordWriter

APPEND

Constructor Summary

Constructors

Constructor and Description
LibSvmRecordWriter()
LibSvmRecordWriter(Configuration conf)
LibSvmRecordWriter(File path)
LibSvmRecordWriter(File path, boolean append)

Method Summary

Modifier and Type	Method and Description
void	write(Collection<Writable> record) Write a record

Methods inherited from class org.canova.api.records.writer.impl.FileRecordWriter

close, getConf, setConf

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LibSvmRecordWriter

public LibSvmRecordWriter(File path)
                   throws FileNotFoundException

Throws:

FileNotFoundException

LibSvmRecordWriter

public LibSvmRecordWriter(File path,
                          boolean append)
                   throws FileNotFoundException

Throws:

FileNotFoundException

LibSvmRecordWriter

public LibSvmRecordWriter(Configuration conf)
                   throws FileNotFoundException

Throws:

FileNotFoundException

LibSvmRecordWriter

public LibSvmRecordWriter()

Method Detail

write

public void write(Collection<Writable> record)
           throws IOException

Description copied from interface: RecordWriter

Write a record

Specified by:

write in interface RecordWriter

Overrides:

write in class LineRecordWriter

Parameters:

record - the record to write

Throws:

IOException