Java 指示给定的类或方法是否抽象。

欢马劈雪

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指示给定的类或方法是否抽象。

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//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;

/**

* Indicates whether or not the given class or method is

* <code>abstract</code>.

* <p>

* For <code>interface</code> types and <code>annotation</code> types,

* this is inferred and therefore may not appear in the access flag

* names even if set.

* <p>

* Although it is also true that this is inferred for the methods of

* said types, it cannot be ensured and therefore this will appear in

* the method access flag names for <code>interface</code> types and

* for <code>annotation</code> types.

* @param access The access flags for the class or method.
/**代码未完, 请加载全部代码(NowJava.com).**/

​x
 
​
​
//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;
​
​
    /**
​
     * Indicates whether or not the given class or method is
​
     * <code>abstract</code>.
​
     * <p>
​
     * For <code>interface</code> types and <code>annotation</code> types,
​
     * this is inferred and therefore may not appear in the access flag
​
     * names even if set.
​
     * <p>
​
     * Although it is also true that this is inferred for the methods of
​
     * said types, it cannot be ensured and therefore this will appear in
​
     * the method access flag names for <code>interface</code> types and
​
     * for <code>annotation</code> types.
​
     *
​
     * @param access The access flags for the class or method.
/**代码未完, 请加载全部代码(NowJava.com).**/