package procesare;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.Hashtable;
import java.util.Map.Entry;
import java.util.Hashtable.*;

public class ExceptionsAndStopWords {

		//hash table pentru stocarea cuvintelor si nr de apritii ale lor
		private Hashtable<String, Integer> table = new Hashtable<String, Integer>();

		//constructorul
		public ExceptionsAndStopWords() {}

		//functia care returneaza un buuffered reader pe baza unui fisier dat ca parametru
		public BufferedReader OpenFile(String name)
		{
			try
			{
				File file = new File(name);
				FileReader fr = new FileReader(file);
				BufferedReader br = new BufferedReader(fr);
				return br;
			}catch (IOException e) {
	            e.printStackTrace();
	            BufferedReader br = null;
	            return br;
	        }
		}

		//functia care creaza un hashtable
		public void CreatingHashTable()
		{
			BufferedReader br = OpenFile("C:\\Users\\Gabi Socea\\Desktop\\Java\\RIW - Aplicatii\\Laborator_1\\Count_words\\file_input.txt");
			int c = 0;
		    String words="";

		    try
			{
		    	while((c = br.read()) != -1)
			    {
		    		char ch = (char) c;
			        if((ch >= 'A' && ch<='Z') || (ch>='a' && ch<='z') || (ch>='0' && ch<='9'))
			        {
			        	words+=ch;
			        }
			        else
			        {
			        	if(words.length() >= 1)
			        	{
			        		Integer count = table.get(words);
				            table.put(words, count == null ? 1 : (count+1));
			        	}
			        	words = "";

			        }
			    }
			}catch (IOException e) {
	            e.printStackTrace();
	        }
		}

		//functia care afiseaza Hash Table-ul
		public void DisplayHashTable()
		{
			for(Entry<String, Integer> entry : table.entrySet())
			{
				System.out.println(entry.getKey() + "\t" + entry.getValue());
			}
		}

	public static void main(String[] args) {
	}

}