org.maestro.common.io.data.writers

Class BinaryRateWriter

java.lang.Object

org.maestro.common.io.data.writers.BinaryRateWriter

All Implemented Interfaces:

AutoCloseable, RateWriter

public class BinaryRateWriter
extends Object
implements RateWriter

Writes binary data files

Constructor Summary

Constructors

Constructor and Description
BinaryRateWriter(File reportFile, FileHeader fileHeader) Constructor

Method Summary

Modifier and Type	Method and Description
void	close()
void	flush() Flushes the data to disk
File	reportFile()
void	write(int metadata, long count, long timestamp) Writes a performance entry to the file

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryRateWriter

public BinaryRateWriter(File reportFile,
                        FileHeader fileHeader)
                 throws IOException

Constructor

Parameters:

reportFile - the rate report file name

fileHeader - the file header

Throws:

IOException - in case of I/O errors

Method Detail

reportFile

public File reportFile()

Specified by:

reportFile in interface RateWriter

write

public void write(int metadata,
                  long count,
                  long timestamp)
           throws IOException

Writes a performance entry to the file

Specified by:

write in interface RateWriter

Parameters:

metadata - entry metadata

count - rate

timestamp - timestamp of rate collection

Throws:

IOException - for multiple types of I/O errors

flush

public void flush()
           throws IOException

Flushes the data to disk

Throws:

IOException - in case of I/O errors

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface RateWriter