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/*
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* Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package javax.print.event;
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import javax.print.PrintService;
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import javax.print.attribute.AttributeSetUtilities;
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import javax.print.attribute.PrintServiceAttributeSet;
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/**
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* Class {@code PrintServiceAttributeEvent} encapsulates an event a Print
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* Service instance reports to let the client know of changes in the print
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* service state.
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*/
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public class PrintServiceAttributeEvent extends PrintEvent {
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/**
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* Use serialVersionUID from JDK 1.4 for interoperability.
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*/
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private static final long serialVersionUID = -7565987018140326600L;
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/**
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* The printing service attributes that changed.
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*/
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private PrintServiceAttributeSet attributes;
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/**
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* Constructs a {@code PrintServiceAttributeEvent} object.
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*
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* @param source the print job generating this event
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* @param attributes the attribute changes being reported
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* @throws IllegalArgumentException if {@code source} is {@code null}
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*/
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public PrintServiceAttributeEvent(PrintService source,
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PrintServiceAttributeSet attributes) {
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super(source);
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this.attributes = AttributeSetUtilities.unmodifiableView(attributes);
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}
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/**
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* Returns the print service.
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*
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* @return {@code PrintService} object
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*/
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public PrintService getPrintService() {
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return (PrintService) getSource();
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}
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/**
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* Determine the printing service attributes that changed and their new
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* values.
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*
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* @return attributes containing the new values for the service attributes
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* that changed. The returned set may be unmodifiable.
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*/
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public PrintServiceAttributeSet getAttributes() {
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return attributes;
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}
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}
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