Cancelling a Print Job : Print Job « 2D Graphics GUI « Java

1. Java
2. 2D Graphics GUI
3. Print Job

Cancelling a Print Job

  

import java.awt.print.PrinterAbortException;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;

import javax.print.CancelablePrintJob;
import javax.print.Doc;
import javax.print.DocFlavor;
import javax.print.DocPrintJob;
import javax.print.PrintException;
import javax.print.SimpleDoc;
import javax.print.StreamPrintService;
import javax.print.StreamPrintServiceFactory;
import javax.print.event.PrintJobAdapter;
import javax.print.event.PrintJobEvent;

public class Main {
  public static void main(String[] argv) throws Exception {
    try {
      OutputStream fos = new BufferedOutputStream(new FileOutputStream("filename.ps"));
      DocFlavor flavor = DocFlavor.INPUT_STREAM.GIF;
      InputStream is = new BufferedInputStream(new FileInputStream("filename.gif"));
      StreamPrintServiceFactory[] factories = StreamPrintServiceFactory
          .lookupStreamPrintServiceFactories(flavor, DocFlavor.BYTE_ARRAY.POSTSCRIPT.getMimeType());

      StreamPrintService service = factories[0].getPrintService(fos);
      final DocPrintJob job = service.createPrintJob();
      Doc doc = new SimpleDoc(is, flavor, null);

      PrintJobWatcher pjDone = new PrintJobWatcher(job);

      if (job instanceof CancelablePrintJob) {
        CancelablePrintJob cancelJob = (CancelablePrintJob) job;
        try {
          cancelJob.cancel();
        } catch (PrintException e) {
        }
      }
      job.print(doc, null);
      pjDone.waitForDone();
      is.close();
    } catch (PrintException e) {
      if (e.getCause() instanceof PrinterAbortException) {
        System.out.println("Print job was cancelled"); 
      }
    }
  }
}

class PrintJobWatcher {
  boolean done = false;

  PrintJobWatcher(DocPrintJob job) {
    job.addPrintJobListener(new PrintJobAdapter() {
      public void printJobCanceled(PrintJobEvent pje) {
        synchronized (PrintJobWatcher.this) {
          done = true;
          PrintJobWatcher.this.notify();
        }
      }

      public void printJobCompleted(PrintJobEvent pje) {
        synchronized (PrintJobWatcher.this) {
          done = true;
          PrintJobWatcher.this.notify();
        }
      }

      public void printJobFailed(PrintJobEvent pje) {
        synchronized (PrintJobWatcher.this) {
          done = true;
          PrintJobWatcher.this.notify();
        }
      }

      public void printJobNoMoreEvents(PrintJobEvent pje) {
        synchronized (PrintJobWatcher.this) {
          done = true;
          PrintJobWatcher.this.notify();
        }
      }
    });
  }

  public synchronized void waitForDone() {
    try {
      while (!done) {
        wait();
      }
    } catch (InterruptedException e) {
    }
  }
}

   
    
  

Related examples in the same category

1.	Determining Print Job Capabilities Supported by a Print Service
2.	Getting the Default Value of a Print Job Capability
3.	Getting the Possible Values for a Print Job Capability
4.	Setting the Orientation of a Print Job -- Portrait or Landscape
5.	Setting the Number of Copies of a Print Job
6.	Listening for Print Job Status Changes
7.	Listening for Print Job Attribute Changes
8.	Determining When a Print Job Has Finished
9.	How to print 2D graphics