Test.java

package com.antbrains;

import gnu.trove.iterator.TObjectIntIterator;
import gnu.trove.map.hash.TIntObjectHashMap;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import com.antbrains.crf.FeatureDict;
import com.antbrains.crf.TrainingParams;
import com.antbrains.crf.TrainingWeights;

import de.ruedigermoeller.serialization.FSTObjectInput;
import de.ruedigermoeller.serialization.FSTObjectOutput;

public class Test {
  public static void main(String[] args) throws Exception {
    String featureFilename = "/home/lili/featuredict6";
    FSTObjectInput foi = null;
    FeatureDict dict = null;
    System.out.println("load featuredict from: " + featureFilename);
    try {
      foi = new FSTObjectInput(new FileInputStream(featureFilename));
      dict = (FeatureDict) foi.readObject();

    } finally {
      if (foi != null) {
        foi.close();
      }
    }
    System.out.println(dict.size());
    TIntObjectHashMap<String> map = new TIntObjectHashMap<String>();
    TObjectIntIterator<String> iter = dict.iterator();
    while (iter.hasNext()) {
      iter.advance();
      System.out.println(iter.key() + "\t" + iter.value());
      map.put(iter.value(), iter.key());
    }
    FSTObjectOutput foo = null;
    try {
      foo = new FSTObjectOutput(new FileOutputStream("/home/lili/revfeaturedict6"));
      foo.writeObject(map);
    } finally {
      if (foo != null) {
        foo.close();
      }
    }
  }
}