/**************************************************************************
/* This class demonstrates the Java Printing Service.
/*
/* Copyright (c) 2004 by Bernhard Bablok (mail@bablokb.de)
/*
/* This program is free software; you can redistribute it and/or modify
/* it under the terms of the GNU General Public License as published
/* by  the Free Software Foundation; either version 2 of the License or
/* (at your option) any later version.
/*
/* This program 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
/* GNU General Public License for more details.
/*
/* You should have received a copy of the GNU General Public License
/* along with this program; see the file COPYING.  If not, write to
/* the Free Software Foundation Inc., 59 Temple Place - Suite 330,
/* Boston, MA  02111-1307 USA
/**************************************************************************/

import java.io.*;
import java.net.*;
import javax.print.*;
import javax.print.attribute.*;
import javax.print.attribute.standard.*;

import de.lohndirekt.print.*;

/**
   This class demonstrates the Java Printing Service.

   @version $Revision: 1.1 $
   @author  $Author: bablokb $
*/

public class PrintDemo{

  private static final String
    CUPS_URI = "ipp://localhost:631";

  //////////////////////////////////////////////////////////////////////////////

  /**
     Register IPP-Service.
  */

  private void registerService() throws Exception {
    PrintServiceLookup psl =
      new IppPrintServiceLookup(new URI(CUPS_URI),null,null);
    PrintServiceLookup.registerServiceProvider(psl);
  }

  //////////////////////////////////////////////////////////////////////////////

  /**
     Print the document.
  */

  private void printDocument(String filename) throws Exception {
    DocFlavor flavor = DocFlavor.INPUT_STREAM.AUTOSENSE;
    PrintRequestAttributeSet attributes =
      new HashPrintRequestAttributeSet();
    attributes.add(MediaSizeName.ISO_A4);
 
    PrintService[] pservices =
      PrintServiceLookup.lookupPrintServices(null,null);
    if (pservices.length > 0) {
      DocPrintJob pj = pservices[0].createPrintJob();
      FileInputStream stream = new FileInputStream(filename);
      Doc doc = new SimpleDoc(stream,flavor,null);
      pj.print(doc,attributes);
    } else {
      System.out.println("no printers available");
    }
  }

  //////////////////////////////////////////////////////////////////////////////

  public static void main(String[] args) {
    if (args.length != 1)
      usage();
    PrintDemo p = new PrintDemo();
    try {
      p.registerService();
      p.printDocument(args[0]);
    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  //////////////////////////////////////////////////////////////////////////////

  /**
     Print usage info and exit.
  */

  private static void usage() {
    System.out.println("usage: java " + 
      PrintDemo.class.getName() + " filename");
    System.exit(3);
  }
}