Printing a File : COM Port « Development Class « Java

Printing a File

Printing a File
import javax.comm.*;

public class PrintFile {
  public static void main(String args[]) throws Exception {
    if (args.length != 2) {
      System.err.println("usage : java PrintFile port file");
      System.err.println("sample: java PrintFile LPT1 sample.prn");

    String portname = args[0];
    String filename = args[1];

    // Get port
    CommPortIdentifier portId = CommPortIdentifier

    // Open port
    // Requires owner name and timeout
    CommPort port ="Java Printing", 30000);

    // Setup reading from file
    FileInputStream fis = new FileInputStream(filename);
    BufferedInputStream bis = new BufferedInputStream(fis);

    // Setup output
    OutputStream os = port.getOutputStream();
    BufferedOutputStream bos = new BufferedOutputStream(os);

    int c;
    while ((c = != -1) {

    // Close


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