package fixjava;

public class StringUtils {

	/** Repeat the given string the requested number of times. */
	public static String repeat(String str, int numTimes) {
		StringBuilder buf = new StringBuilder(Math.max(0, str.length() * numTimes));
		for (int i = 0; i < numTimes; i++)
			buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the left hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padLeft(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(padChar);
		for (int i = 1, mi = bufSize - str.length(); i < mi; i++)
			buf.append(padChar);
		buf.append(str);
		return buf.toString();
	}

	/**
	 * Pad the right hand side of a field with the given character. Always adds at least one pad character. If the length of str is
	 * greater than numPlaces-1, then the output string will be longer than numPlaces.
	 */
	public static String padRight(String str, char padChar, int numPlaces) {
		int bufSize = Math.max(numPlaces, str.length() + 1);
		StringBuilder buf = new StringBuilder(Math.max(numPlaces, str.length() + 1));
		buf.append(str);
		buf.append(padChar);
		while (buf.length() < bufSize)
			buf.append(padChar);
		return buf.toString();
	}

	/** Intern all strings in an array, skipping null elements. */
	public static String[] intern(String[] arr) {
		for (int i = 0; i < arr.length; i++)
			arr[i] = arr[i].intern();
		return arr;
	}

	/** Intern a string, ignoring null */
	public static String intern(String str) {
		return str == null ? null : str.intern();
	}

}

package core;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public abstract class Template {

	/************* TO BE IMPLEMENTED ******************************************/

	public abstract void feedData(ExtendedBufferedReader iR); 

	public abstract StringBuffer applyMethods();

	/**************************************************************************/

	public void readData(File iFile){

		try {

			FileReader aReader = new FileReader(iFile);
			ExtendedBufferedReader aBufferedReader = new ExtendedBufferedReader(aReader);

			feedData(aBufferedReader);

			aBufferedReader.close();

		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

	public void writeResult(File iFile,StringBuffer iResult){

		System.out.println(iResult.toString());

		try {

			FileWriter aWriter = new FileWriter(iFile);

			aWriter.write(iResult.toString());

			aWriter.close();

		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

	public void play(String[] args) {

		if (args.length>1) {
			File  aFile = new File(args[0]);

			readData(aFile);

			StringBuffer result = applyMethods();

			File aResultFile= new File(args[1]);

			writeResult(aResultFile,result);

		} else {
			System.out.println("Your a bastard ! missing argument !");
		}	

	}

}
