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src/java.desktop/share/classes/javax/print/StreamPrintServiceFactory.java

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   1 /*
   2  * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  34 import javax.print.attribute.PrintRequestAttributeSet;
  35 
  36 import sun.awt.AppContext;
  37 
  38 /**
  39  * A {@code StreamPrintServiceFactory} is the factory for
  40  * {@link StreamPrintService} instances, which can print to an output stream in
  41  * a particular document format described as a mime type. A typical output
  42  * document format may be Postscript(TM).
  43  * <p>
  44  * This class is implemented by a service and located by the implementation
  45  * using the {@link ServiceLoader} facility.
  46  * <p>
  47  * Applications locate instances of this class by calling the
  48  * {@link #lookupStreamPrintServiceFactories(DocFlavor, String)} method.
  49  * <p>
  50  * Applications can use a {@code StreamPrintService} obtained from a factory in
  51  * place of a {@code PrintService} which represents a physical printer device.
  52  */
  53 public abstract class StreamPrintServiceFactory {





  54 
  55     /**
  56      * Contains a list of factories.
  57      */
  58     static class Services {
  59 
  60         /**
  61          * The list of factories which will be stored per appcontext.
  62          */
  63         private ArrayList<StreamPrintServiceFactory> listOfFactories = null;
  64     }
  65 
  66     /**
  67      * Returns the services from the current appcontext.
  68      *
  69      * @return the services
  70      */
  71     private static Services getServices() {
  72         Services services =
  73             (Services)AppContext.getAppContext().get(Services.class);


   1 /*
   2  * Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  34 import javax.print.attribute.PrintRequestAttributeSet;
  35 
  36 import sun.awt.AppContext;
  37 
  38 /**
  39  * A {@code StreamPrintServiceFactory} is the factory for
  40  * {@link StreamPrintService} instances, which can print to an output stream in
  41  * a particular document format described as a mime type. A typical output
  42  * document format may be Postscript(TM).
  43  * <p>
  44  * This class is implemented by a service and located by the implementation
  45  * using the {@link ServiceLoader} facility.
  46  * <p>
  47  * Applications locate instances of this class by calling the
  48  * {@link #lookupStreamPrintServiceFactories(DocFlavor, String)} method.
  49  * <p>
  50  * Applications can use a {@code StreamPrintService} obtained from a factory in
  51  * place of a {@code PrintService} which represents a physical printer device.
  52  */
  53 public abstract class StreamPrintServiceFactory {
  54 
  55     /**
  56      * Constructor for subclasses to call.
  57      */
  58     public StreamPrintServiceFactory() {}
  59 
  60     /**
  61      * Contains a list of factories.
  62      */
  63     static class Services {
  64 
  65         /**
  66          * The list of factories which will be stored per appcontext.
  67          */
  68         private ArrayList<StreamPrintServiceFactory> listOfFactories = null;
  69     }
  70 
  71     /**
  72      * Returns the services from the current appcontext.
  73      *
  74      * @return the services
  75      */
  76     private static Services getServices() {
  77         Services services =
  78             (Services)AppContext.getAppContext().get(Services.class);


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