93 lines
2.9 KiB
Java
93 lines
2.9 KiB
Java
/*
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* Copyright (c) 2022, 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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/*
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* @test
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* @bug 8266670
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* @summary Test expected AccessFlag's on fields.
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*/
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import java.lang.annotation.*;
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import java.lang.reflect.*;
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/*
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* Field modifiers include:
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* public, private, protected, static, final, volatile, transient,
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*
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* Additionally, the access flags enum and synthetic cannot be
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* explicitly applied.
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*/
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public class FieldAccessFlagTest {
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public static void main(String... args) {
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for (var field :
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FieldAccessFlagTest.class.getDeclaredFields()) {
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checkField(field);
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}
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for (var field :
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MetaSynVar.class.getDeclaredFields()) {
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checkField(field);
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}
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}
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private static void checkField(Field field) {
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ExpectedFieldFlags expected =
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field.getAnnotation(ExpectedFieldFlags.class);
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if (expected != null) {
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String actual = field.accessFlags().toString();
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if (!expected.value().equals(actual)) {
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throw new RuntimeException("On " + field +
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" expected " + expected.value() +
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" got " + actual);
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}
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}
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}
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// Fields
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@ExpectedFieldFlags("[PUBLIC, STATIC, FINAL]")
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public static final String f1 = "foo";
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@ExpectedFieldFlags("[PRIVATE, VOLATILE, TRANSIENT]")
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private volatile transient String secret = "xxyzzy";
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@ExpectedFieldFlags("[PROTECTED]")
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protected String meadow = "";
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// Enum constant should have the enum access flag set
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static enum MetaSynVar {
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@ExpectedFieldFlags("[PUBLIC, STATIC, FINAL, ENUM]")
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FOO,
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@ExpectedFieldFlags("[PUBLIC, STATIC, FINAL, ENUM]")
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BAR;
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@ExpectedFieldFlags("[PRIVATE]") // no "ENUM"
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private int field = 0;
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}
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@Retention(RetentionPolicy.RUNTIME)
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private @interface ExpectedFieldFlags {
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String value();
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}
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}
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