src/java.base/share/classes/java/lang/reflect/Member.java - master - niceSOFT/openjdk21

src/java.base/share/classes/java/lang/reflect/Member.java
110 строк3 KB
Joe Darcy
8266670: Better modeling of access flags in core reflection
25 июн 2022, 22:09
25 июн 2022, 22:09de74671
/*
 * Copyright (c) 1996, 2013, 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
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package java.lang.reflect;

import java.util.Set;

/**
 * Member is an interface that reflects identifying information about
 * a single member (a field or a method) or a constructor.
 *
 * @see java.lang.Class
 * @see Field
 * @see Method
 * @see Constructor
 *
 * @author Nakul Saraiya
 * @since 1.1
 */
public interface Member {

    /**
     * Identifies the set of all public members of a class or interface,
     * including inherited members.
     */
    public static final int PUBLIC = 0;

    /**
     * Identifies the set of declared members of a class or interface.
     * Inherited members are not included.
     */
    public static final int DECLARED = 1;

    /**
     * Returns the Class object representing the class or interface
     * that declares the member or constructor represented by this Member.
     *
     * @return an object representing the declaring class of the
     * underlying member
     */
    public Class<?> getDeclaringClass();

    /**
     * Returns the simple name of the underlying member or constructor
     * represented by this Member.
     *
     * @return the simple name of the underlying member
     */
    public String getName();

    /**
     * Returns the Java language modifiers for the member or
     * constructor represented by this Member, as an integer.  The
     * Modifier class should be used to decode the modifiers in
     * the integer.
     *
     * @return the Java language modifiers for the underlying member
     * @see Modifier
     * @see #accessFlags()
     */
    public int getModifiers();


    /**
     * {@return an unmodifiable set of the {@linkplain AccessFlag
     * access flags} for this member, possibly empty}
     *
     * @implSpec
     * The default implementation throws {@link
     * UnsupportedOperationException}.
     * @see #getModifiers()
     * @since 20
     */
    public default Set<AccessFlag> accessFlags() {
        throw new UnsupportedOperationException();
    }

    /**
     * Returns {@code true} if this member was introduced by
     * the compiler; returns {@code false} otherwise.
     *
     * @return true if and only if this member was introduced by
     * the compiler.
     * @jls 13.1 The Form of a Binary
     * @since 1.5
     */
    public boolean isSynthetic();
}