/**
Copyright (c) 2014, the LESK-WSD-DSM AUTHORS.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials provided
with the distribution.
* Neither the name of the University of Bari nor the names
of its contributors may be used to endorse or promote products
derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
GNU GENERAL PUBLIC LICENSE - Version 3, 29 June 2007
**/
package di.uniba.it.wsd.dsm;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.store.IndexOutput;
/**
*
* @author pierpaolo
*/
public class Text2Bin {
/**
* Convert a WordSpace text matrix to a bin WordSpace file
* Text matrix format:
* - the first line contains the matrix dimensions N
* - each line contains the word vector information: word d1 d2 ... dN
* Text2Bin text_matrix_file bin_matrix_file
* @param args the command line arguments
*/
public static void main(String[] args) {
try {
BufferedReader in = new BufferedReader(new FileReader(args[0]));
File file = new File(args[1]);
FSDirectory fs = FSDirectory.open(file.getParentFile());
IndexOutput output = fs.createOutput(file.getName());
String header = in.readLine();
output.writeString("-dimensions");
output.writeInt(Integer.parseInt(header));
while (in.ready()) {
String line = in.readLine();
String[] split = line.split("\t");
output.writeString(split[0]);
for (int i=1;i<split.length;i++) {
output.writeInt(Float.floatToIntBits(Float.parseFloat(split[i])));
}
}
in.close();
output.close();
} catch (IOException ex) {
Logger.getLogger(Text2Bin.class.getName()).log(Level.SEVERE, null, ex);
}
}
}