package ca.pfv.spmf.test;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import ca.pfv.spmf.algorithms.frequentpatterns.cfpgrowth.AlgoCFPGrowth;
import ca.pfv.spmf.patterns.itemset_array_integers_with_count.Itemsets;
/**
* Example of how to use the CFPGrowth++ algorithm, from the source code and save the result to
* memory instead of into a file.
*/
public class MainTestCFPGrowth_saveToMemory {
public static void main(String[] arg) throws FileNotFoundException,
IOException {
String database = fileToPath("contextCFPGrowth.txt");
String output = null; // because we want to indicate
// that we want to keep the result into memory instead of
// saving it to a file
String MISfile = fileToPath("MIS.txt");
// Applying the CFPGROWTH algorithmMainTestFPGrowth.java
AlgoCFPGrowth algo = new AlgoCFPGrowth();
Itemsets result = algo.runAlgorithm(database, output, MISfile);
algo.printStats();
result.printItemsets(algo.getDatabaseSize());
}
public static String fileToPath(String filename)
throws UnsupportedEncodingException {
URL url = MainTestCFPGrowth_saveToMemory.class.getResource(filename);
return java.net.URLDecoder.decode(url.getPath(), "UTF-8");
}
}