帮忙看看java的httpClients报错 ?报错

一句话简介httpClients:

 Http协议的重要性相信不用我多说了，HttpClient相比传统JDK自带的URLConnection，增加了易用性和灵活性（具体区别，日后我们再讨论），它不仅是客户端发送Http请求变得容易，而且也方便了开发人员测试接口（基于Http协议的），即提高了开发的效率，也方便提高代码的健壮性。

我的java se项目中引入的jar包有：

• D:\WorkSpace\JDBC\lib\httpclient-4.5.1.jar
• D:\WorkSpace\JDBC\lib\httpcore-4.4.3.jar 这两个jar包，java代码如下:

import org.apache.http.impl.client.*;

public class HelloHttpClient {
    public static void main(String[] args) {
        CloseableHttpClient httpclient = null;

        try{
            httpclient = HttpClients.createDefault();
        } catch(NoClassDefFoundError e){
            System.out.println("报错...");
            e.printStackTrace();
        }
    }
} 

报错如下：

报错...
java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
    at org.apache.http.conn.ssl.DefaultHostnameVerifier.<init>(DefaultHostnameVerifier.java:70)
    at org.apache.http.impl.client.HttpClientBuilder.build(HttpClientBuilder.java:944)
    at org.apache.http.impl.client.HttpClients.createDefault(HttpClients.java:58)
    at com.shizongger.httpClents.HelloHttpClient.main(HelloHttpClient.java:16)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory
    at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
    ... 4 more