如果给定的方法对象对应于“是”，则返回true。

/**

 * A utility class that performs various operations using the Java reflection

 * API.

 * 

 * @author Yanick Duchesne

 *         <dl>

 *         <dt><b>Copyright: </b>

 *         <dd>Copyright &#169; 2002-2003 <a

 *         href="http://www.sapia-oss.org">Sapia Open Source Software </a>. All

 *         Rights Reserved.</dd>

 *         </dt>

 *         <dt><b>License: </b>

 *         <dd>Read the license.txt file of the jar or visit the <a

 *         href="http://www.sapia-oss.org/license.html">license page </a> at the

 *         Sapia OSS web site</dd>

 *         </dt>

 *         </dl>

 *///来自 时 代 J a v a

//package com.nowjava;

import java.lang.reflect.Method;

import java.lang.reflect.Modifier;


public class Main {

    /**

     * Returns <code>true</code> if the given method object corresponds to a

     * "is". The method must start with a "is" prefix and be non-static, public,

     * take no parameter, and have a boolean return type.

     * 

     * @param method

     *          a <code>Method</code> object.

     * @return <code>true</code> if the given instance corresponds to a "is".

     */

    public static boolean isBoolean(Method method) {

        return method.getName().startsWith("is")

                && Modifier.isPublic(method.getModifiers())