指示给定的类或方法是否抽象。

//package com.nowjava;


public class Main {
/*
来 自*
 时代Java - N o w  J a v a . c o m
*/

    public static void main(String[] argv) throws Exception {

        int access = 2;

        System.out.println(isAbstract(access));

    }


    /**

     * The access flag mask for the <code>abstract</code> keyword. This

     * keyword is usually also present with the

     * {@link ByteCodeUtils#ACCESS_INTERFACE}

     * and

     * {@link ByteCodeUtils#ACCESS_ANNOTATION}

     * flags for classes. In both of these cases, this flag will be

     * ignored as both of those types infer <code>abstract</code>. This

     * will only be present in method and class access flags.

     *

     * @see ByteCodeUtils#isAbstract(int)

     */

    private static final int ACCESS_ABSTRACT = 0x0400;