UMLGenerator1.1.2

import java.io.File;
import java.io.*;
import javax.swing.*;
public class UMLGen1_1 {
	public static void main(String[] args){
		String path1,path2,nomeClasse = new String("");
		int val;
		JFileChooser path3 = new JFileChooser();

		val = path3.showOpenDialog(null);
		if(val == JFileChooser.APPROVE_OPTION){
			System.out.println("Apretura "+path3.getSelectedFile());
		}
		//path1 = JOptionPane.showInputDialog(null,"Inserisci il nome del file sorgente seguito da estensione: ");
		path2 = JOptionPane.showInputDialog(null,"Inserisci il nome del file in cui scrivere l'UML: ");


		try{
			//Creo un colleamento al file
			File file = new File(path3.getSelectedFile().getName());
			//Creo una string che memorizza la linea del file
			String line = new String();
			//Creo una stringa che memorizza la linea che verra' stampata nel file
			String fileLine;
			//Apro il file in input
			FileInputStream input = new FileInputStream(file);
			//Lo unisco allo stream Buffered per leggere linea per linea
			BufferedReader in = new BufferedReader(new InputStreamReader(input));


			//Ora apro il file in modalita' output per poterci scrivere
			File output = new File(path2);
			if(!output.exists()){
				if(output.createNewFile()){
					System.out.println("File creato con successo");
				}//if
				else{
					System.out.println("Errore nella creazione del file");
				}
			}
			//Apro lo stream di lettura
			//!FileOutputStream out = new FileOutputStream(output);
			FileWriter out = new FileWriter(output);
			//Ora lo unisco allo stream BufferedWriter per poter scrivere linnee intere
			BufferedWriter writeFile = new BufferedWriter(out);  //new OutputStreamWriter(out)

				while((line = in.readLine()) != null){
					line = line.trim();
					
					if(line.length()>7){
						if(line.startsWith("public class")){
							if(line.charAt(line.length()-1)!='{'){
								writeFile.write(line.substring(13,line.length())+"\n");
								nomeClasse=line.substring(13,line.length()).trim();
							}
							else{
								writeFile.write(line.substring(13,line.length()-1)+"\n");
								nomeClasse=line.substring(13,line.length()-1).trim();	
							}
						}//if
						else{
							if(!line.startsWith("public "+nomeClasse)){
								if(line.startsWith("pu")){
									if(line.charAt(line.length()-1)!='{'){
										writeFile.write("+"+line.substring(7,line.length())+"\n");
									}
									else{
										writeFile.write("+"+line.substring(7,line.length()-1)+"\n");
									}
									
								}//if
								else{
									if(line.startsWith("pri")){
										if(line.charAt(line.length()-1)!='{'){
											writeFile.write("-"+line.substring(8,line.length())+"\n");
										}
										else{
												writeFile.write("-"+line.substring(8,line.length()-1)+"\n");
										}
									}//if
									else{
										if(line.startsWith("pro")){
											if(line.charAt(line.length()-1)!='{'){
												writeFile.write("#"+line.substring(10,line.length())+"\n");
											}//if
											else{
												writeFile.write("#"+line.substring(10,line.length()-1)+"\n");
											}
										}//if
									}//else
								}//else
							}//if
						}//else
					}//if
					writeFile.flush();
				}//while	
		}catch (IOException e) {
			 e.printStackTrace();
		}
	}//main
}//class