KennedySpeech

////-------------------------------------------------------------------
			// Programmer: 	Amadou Barry
			// Course: 		COSC 1336 Sections 011/015
			// Semester: 	Spring 2019
			// Assignment#: Semester Project
			// Due Date: 	April 24, 2019 @ 11:59 pm
////-------------------------------------------------------------------
package semesterProject;
//for GUIs using swing
//import classes needed 
import java.util.Scanner;

import javax.swing.JOptionPane;

import java.io.*;
import java.lang.Object;
public class KennedySpeech {
	/** * @param args */
		public static void main(String[] args) 
			throws FileNotFoundException{
			//declare variables to be used
			//in this program
		int max;
		String output;
		File f = new File("OriginalSpeech.txt");
		File f2 = new File("FormattedSpeech.txt");
		File f3 = new File("FormattedSpeech.txt");
		Scanner keyboard = new Scanner(System.in);
		Scanner inputFile = new Scanner(f);
		Scanner inputFile2 = new Scanner(f2);
		PrintStream outputFile = new PrintStream(f3);
		
			// print out absolute path name of file
			// that holds the unformatted speech
		displayAbsolutePath(f);
		
			// print out absolute path name of file
			// that holds the unformatted speech
			
			// invoke method 'getNumCharacters' to get
			// the number of characters from the user
		max = getNumCharacters();
		
			// print out title for file that will
			// hold the formatted speech
		output = "\nPresident's Kennedy's inaugural speech " + 
				"with " + max + " characters per line:";
		outputFile.println(output);
		outputFile.println();
		
			// invoke method 'readFromfile' to read unformatted
			// speech and then format it
		readFromFile(inputFile, outputFile, max);
		
			// close files
		closeFile(inputFile);
		closeFile(outputFile);
		
			// print out formatted speech by invoking
			// method 'printFormattedSpeech' 
		printFormattedSpeech(inputFile2);
		closeFile(inputFile2);
		
			// build up string for final output
		output = "This program was written by Amadou Barry." +
				"\nEnd of program";
				
			// print final 'output' string by
			// invoking the method 'printString'
			displayString(output);
			
} // end method main
		public static int getNumCharacters()
		{
			String numCharactersText;
			int numCharacters;
				
				// prompt the user for the number of characters
				// on each line that the formatted speech will
				// have, then read it in
			numCharactersText = JOptionPane.showInputDialog(null,
					"how many characters per line would you like?");
			numCharacters = Integer.parseInt(numCharactersText);
			// return this number
			return numCharacters;
		}// end method getNumCharacters
		
		public static void displayAbsolutePath(File f)
		{
		// print out absolute path of input file
		JOptionPane.showMessageDialog(null, 
							"The absolute path of the original " + 
							"is: \n" + 
							f.getAbsolutePath(),
							"Absolute path of original file",
							JOptionPane.INFORMATION_MESSAGE);
		}// end method printAbsolutePathpublic
		
		public static void printAbsolutePath(File f)
		{
			// print out absolute path of input file
		
		}// end method printAbsolutePathpublic 
	static void readFromFile(Scanner inputFile, PrintStream outputFile, int max)
	{
		String word;
		int wordCount, lineCount = 0;
		boolean answer;
			// using a while loop, go through each 'word' 
			// of the unformatted speech and place it in its
			// appropriate place in the formatted file
		
		while (inputFile.hasNext())
		{
				//get next word from file and
				// obtain its length
			word = inputFile.next();
			wordCount = word.length();
			
				//invoke the method 'checkIfParagraphNumber'
				// to see if this current 'word' is a
				// paragraph number
			answer = checkIfParagraphNumber(word);
			
				// it s a paragraph number
			if (answer)
			{
					// advance two new lines for new
					// paragraph and change value of
					// 'lineCount' to start again
					// at zero
				outputFile.println();
				outputFile.println();
				lineCount = 0;
			} // end if statement
			
				// not a paragraph
			if (answer == false)
			{
					// we will go beyond the number of
					// characters on this current line
				if ((lineCount + wordCount + 1) >= max)
					{
							//start new 'lineCount'
						lineCount = 0;
				
							// update new value 'lineCount'
							// that includes the length of this
							// word plus one (for a space)
						lineCount = lineCount + wordCount + 1;
				
							// print out this word to
							// the formatted file
						outputFile.println();
						outputFile.print(word + " ");
					} // end if statement
				else  	// can safely continue printing this					
				{		// word on the current line (i.e. it	
						// fits on this line without
						// exceeding 'max' characters)
					outputFile.print(word + " ");
					
						//update new value of 'lineCount'
						// that includes the length of this
						// word plus one (for space)
					lineCount = lineCount + wordCount + 1;
					
				} // end else statement
				
			} //end outer if statement
			
		} // end while loop
		
	} // end method readFromFile
	
	public static boolean checkIfParagraphNumber(String word)
	{
		char aChar;
		int i, n;
		boolean answer;
		
		// get the length of this current 'word'
		n = word.length();
		i = 0;
		// using a while loop, scan through each
		// character of 'word' to see if it is a number
		while (i < n)
		{
			aChar = word.charAt(i);
			
			switch(aChar)
			{
			case '0':
			case '1':
			case '2':
			case '3':
			case '4':
			case '5':
			case '6':
			case '7':
			case '8':
			case '9': answer = true; break;
			default: answer = false; //not a number
			} // end switch statement
			
			i++;
			
		} // while loop
		
			// get last character in this string to test
			// to see if it is a paragraph number
		aChar = word.charAt(n - 1);
		
			// check to see if this is really
			// a paragraph number
		if (aChar == '#') // yes it is
		{
			answer = true;
		}
		else //not a paragraph number
		{
			answer = false;
		}
		
		return answer;
		
	}// end method checkIfParagraphNumber
	
	public static void printFormattedSpeech(Scanner inputFile2)
	{
		String line;
		
		// using a while loop, read each line from
		// the newly created file that holds the
		// formatted speech and print it to the screen
		while (inputFile2.hasNext())
		{
			line = inputFile2.nextLine();
			System.out.println(line);
		}
	}// end printOutFormattedSpeech
	
	public static void closeFile(Scanner fileName)
	{
		// close file
		fileName.close();
	}// end closeFile
	
	public static void closeFile(PrintStream fileName)
	{
		// close file
		fileName.close();
	}// end closeFile (overloaded)
	
	public static void displayString(String outString)
	{
		// print out the formal parameter 'outString'
		JOptionPane.showMessageDialog(null, 
								outString,
								"Good bye!",
								JOptionPane.INFORMATION_MESSAGE);		
	}// end method displayString
	
}// end class KennedySpeech