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Open Source (LGPL) JavaFX PDF Viewer

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/*
 * ===========================================
 * Java Pdf Extraction Decoding Access Library
 * ===========================================
 *
 * Project Info:  http://www.idrsolutions.com
 * Help section for developers at http://www.idrsolutions.com/support/
 *
 * (C) Copyright 1997-2017 IDRsolutions and Contributors.
 *
 * This file is part of JPedal/JPDF2HTML5
 *
 @LICENSE@
 *
 * ---------------
 * PrintStatus.java
 * ---------------
 */
package org.jpedal.examples.viewer.utils;

import java.awt.print.PrinterJob;
import javax.print.PrintService;
import org.jpedal.utils.PrintUtils;

/**
 *
 * @author markee
 */
public class PrintStatus {
    
    
    //flag to stop mutliple prints
    static int printingThreads;

    public static boolean isPrinting() {

        return printingThreads > 0;
    }
    
    public static String[] getAvailablePrinters(final String blacklist) {

        //Refresh list in case it has changed
        PrintUtils.refreshPrinterList();

        final PrintService[] service = PrinterJob.lookupPrintServices();

        final int noOfPrinters = service.length;
        String[] serviceNames = new String[noOfPrinters];

        //check blacklist
        if (blacklist != null) {
            final String[] bl = blacklist.split(",");

            int count = 0;
            //loop through printservices
            for (final PrintService aService : service) {
                boolean pass = true;
                final String name = aService.getName();

                //loop through blacklist items
                for (final String aBl : bl) {

                    //check for wildcard
                    if (aBl.contains("*")) {
                        final String term = aBl.replace("*", "").trim();
                        if (name.contains(term)) {
                            pass = false;
                        }

                    } else if (name.equalsIgnoreCase(aBl.toLowerCase())) {
                        pass = false;
                    }
                }

                //Add to array
                if (pass) {
                    serviceNames[count] = name;
                    count++;
                }
            }

            //Trim array
            final String[] temp = serviceNames;
            serviceNames = new String[count];
            System.arraycopy(temp, 0, serviceNames, 0, count);
        } else {
            for (int i = 0; i < noOfPrinters; i++) {
                serviceNames[i] = service[i].getName();
            }
        }

        return serviceNames;
    }

}