package com.thalesgroup.cheddar.MARTE2cheddar.tools;

import java.io.InputStream;

import org.eclipse.core.resources.IFile;

/**
 * Utility class for running Cheddar.
 * Requires that cheddar directory is in the %PATH%
 * <copyright>
 * Thales MARTE to Cheddar (Copyright (c) THALES 2007 All rights reserved) is free software; you can redistribute itand/or modify
 * it under the terms of the Eclipse Public License as published in http://www.eclipse.org/legal/epl-v10.html
 *
 * Thales MARTE to Cheddar is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the Eclipse Public License for more details.
 * </copyright>
 * @author Nicolas Vienne
 *
 */
public class CheddarRunner {
	/**
	 * Launches Cheddar with the specified file as parameter
	 * @param file IFile to be launched in Cheddar
	 */
	public static void Exec(IFile file){

		if(file != null) {
			try {
				// WARNING : CHEDDAR MUST BE IN %PATH%
				String[] cmd = {"cmd.exe", "/c", "cheddar.exe", file.getLocation().toString()};
				Process p = Runtime.getRuntime().exec(cmd);
				
				InputStream is = p.getInputStream();
			    String r = "";
			    int c;
				do {
					c = is.read();
					if(c != 1) {
						r += (char)c;
					}
				} while( c != -1);
				r = r.substring(0, r.length()-1);
				String[] rs = r.split("\n");
				r = "";
				for(int i=6; i< rs.length; i++) r += rs[i]+"\n";
				
				if(r != "") {
					r = r.substring(0, r.length()-1);
					System.out.println("Cheddar said :");
					System.out.println(r);
				}
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
	}
}