6a466fe7ae
8160675: Issue lint warning for non-serializable non-transient instance fields in serializable type Reviewed-by: erikj, sspitsyn, jlahoda, vromero, rriggs, smarks
44 lines
1.6 KiB
Java
44 lines
1.6 KiB
Java
/*
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* Copyright (c) 2021, 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.
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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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// key: compiler.warn.ineffectual.serial.field.enum
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// key: compiler.warn.ineffectual.serial.method.enum
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// options: -Xlint:serial
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import java.io.*;
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enum IneffectualSerialEnum implements Serializable {
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INSTANCE;
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// The serialVersionUID field is ineffectual for enum classes.
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private static final long serialVersionUID = 42;
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// The readObject method is ineffectual for enum classes.
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private void readObject(ObjectInputStream stream)
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throws IOException, ClassNotFoundException {
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stream.defaultReadObject();
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return;
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}
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}
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