Java 查找带参数的构造函数

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//package com.nowjava;/**来自 时 代 J a v a - N o w J a v a . c o m**/

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import java.lang.reflect.Constructor;

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public class Main {

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

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        Class clazz = String.class;

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        int paramCount = 2;

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        System.out.println(findConstructorWithParams(clazz, paramCount));

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    }

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    private static Constructor findConstructorWithParams(Class clazz,

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            int paramCount) throws NoSuchMethodException {

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        Constructor[] inits = clazz.getConstructors();

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        for (int i = 0; i < inits.length; ++i) {

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            if (inits[i].getParameterTypes().length == paramCount) {

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                return inits[i];

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            }/* from 时代Java*/

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        }

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