ivory.bloomir.data

Class SignatureIO

java.lang.Object

ivory.bloomir.data.SignatureIO

public class SignatureIO
extends Object

Constructor Summary

Constructors

Constructor and Description
SignatureIO()

Method Summary

Methods

Modifier and Type	Method and Description
static void	loadSignatures(String path, FileSystem fs, Signature[] signatures) Loads an entire collection of signatures into an array.
static void	writeSignatures(String outputPath, FileSystem fs, RetrievalEnvironment env, String spamScoresPath, int bitsPerElement, int nbHash) Creates Signatures and writes them to disk.

Methods inherited from class java.lang.Object

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

Constructor Detail

SignatureIO

public SignatureIO()

Method Detail

loadSignatures

public static void loadSignatures(String path,
                  FileSystem fs,
                  Signature[] signatures)
                           throws IOException

Loads an entire collection of signatures into an array.

Parameters:

path - Path to the root of the postings list

fs - File system

signatures - Array of Signature to be initialized.

Throws:

IOException

writeSignatures

public static void writeSignatures(String outputPath,
                   FileSystem fs,
                   RetrievalEnvironment env,
                   String spamScoresPath,
                   int bitsPerElement,
                   int nbHash)
                            throws IOException

Creates Signatures and writes them to disk.

Parameters:

outputPath - Root path to store the output in.

fs - File system

env - Retireval Environment

spamScoresPath - Path to spam/quality scores

bitsPerElement - Number of bits dedicated to one element

nbHash - Number of hash functions

Throws:

IOException