src/java.desktop/share/classes/javax/print/event/PrintEvent.java

/*
 * Copyright (c) 2000, 2021, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package javax.print.event;

import java.io.Serial;

/**
 * Class {@code PrintEvent} is the super class of all Print Service API events.
 */
public class PrintEvent extends java.util.EventObject {

    /**
     * Use serialVersionUID from JDK 1.4 for interoperability.
     */
    @Serial
    private static final long serialVersionUID = 2286914924430763847L;

    /**
     * Constructs a {@code PrintEvent} object.
     *
     * @param  source is the source of the event
     * @throws IllegalArgumentException if {@code source} is {@code null}
     */
    public PrintEvent (Object source) {
        super(source);
    }

    /**
     * Returns a string representation of this {@code PrintEvent}.
     *
     * @return a message describing the event
     */
    public String toString() {
        return ("PrintEvent on " + getSource().toString());
    }
}