org.gcube.indexmanagement.featureindexlibrary.vafile.io
Class FileBufferWriter

java.lang.Object
  org.gcube.indexmanagement.featureindexlibrary.vafile.io.FileBufferWriter

public class FileBufferWriter
extends Object

Buffer file writer helper

Author:

UoA

Constructor Summary

FileBufferWriter(String file, VAFileParams params)
Creates a new instance

Method Summary

boolean	addElement(FeatureVectorElement elem) Adds an element
void	close() Closes
void	openForUpdate() Opens for update

Methods inherited from class java.lang.Object

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

Constructor Detail

FileBufferWriter

public FileBufferWriter(String file,
                        VAFileParams params)

Creates a new instance

Parameters:

file - The file

params - The VAFIle header params

Method Detail

openForUpdate

public void openForUpdate()
                   throws Exception

Opens for update

Throws:

Exception - An error

addElement

public boolean addElement(FeatureVectorElement elem)
                   throws Exception

Adds an element

Parameters:

elem - The element

Returns:

if the write was successful or not

Throws:

Exception - An error

close

public void close()
           throws Exception

Closes

Throws:

Exception - An error