Command.java

package org.hadatac.utils;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;

public class Command {

    public static String exec(int mode, boolean verbose, String[] command) {
    	String message = "";
		try {
	       Runtime rt = Runtime.getRuntime();
	       Process proc1 = rt.exec(command);
	       InputStream stderr = proc1.getErrorStream();
	       InputStreamReader isr = new InputStreamReader(stderr);
	       BufferedReader br = new BufferedReader(isr);
	       String line = null;
	       if (verbose) {
	    	   while ( (line = br.readLine()) != null)
	    		   message += Feedback.println(mode, line);
	       }
	       int exitVal = proc1.waitFor();
	       message += Feedback.print(mode, "    exit value: [" + exitVal + "]    ");
	       //message += println(mode, "   Process: [" + command[0] + "]   exitValue: [" + exitVal + "]");
	    } catch (Throwable t) {
		       t.printStackTrace();
		}
		return message;
    }

}