如果提供的方法返回void，则返回便捷方法。

/**********************************************************************

Copyright (c) 2010 Andy Jefferson and others. All rights reserved.

Licensed under the Apache License, Version 2.0 (the "License");

you may not use this file except in compliance with the License.

You may obtain a copy of the License at


    http://www.apache.org/licenses/LICENSE-2.0


Unless required by applicable law or agreed to in writing, software

distributed under the License is distributed on an "AS IS" BASIS,

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

See the License for the specific language governing permissions and

limitations under the License.


Contributors:

   ...

 **********************************************************************/
 /**
  from
 * 时 代 J a v a - N o w J a v a . c o m 
 **/

//package com.nowjava;


import javax.lang.model.element.ExecutableElement;


import javax.lang.model.type.TypeKind;

import javax.lang.model.type.TypeMirror;


public class Main {

    /**

     * Convenience method returning if the provided method returns void.

     * @param method The method

     * @return Whether it returns void

     */

    public