package eg.edu.alexu.csd.filestructure.avl;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class Dictionary implements IDictionary {

    AVLTree<String> dic= new AVLTree<>();
    int size=0;
    @Override
    public void load(File file) {
        FileReader in;
        try {
            in = new FileReader(file);
            BufferedReader br = new BufferedReader(in);
            String line;
            while ((line = br.readLine()) != null) {
                insert(line);
            }
            in.close();
            br.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }catch(IOException x){
            x.printStackTrace();
        }


    }

    @Override
    public boolean insert(String word) {
        if(exists(word))return false;
        dic.insert(word);
        size++;
        return true;
    }

    @Override
    public boolean exists(String word) {
        return (dic.search(word));
    }

    @Override
    public boolean delete(String word) {
        if(exists(word)){
            dic.delete(word);
            size--;
            return true;
        }
        return false;
    }

    @Override
    public int size() {
        return size;
    }

    @Override
    public int height() {
        return dic.height();
    }

}
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