java中批量下载图片(httpClient)

参考：https://blog.youkuaiyun.com/jasnet_u/article/details/80837229

略有改动为pom.xml配置，修改后如下：

<dependencies>

    <dependency>
        <groupId>commons-io</groupId>
        <artifactId>commons-io</artifactId>
        <version>2.4</version>
    </dependency>
 <!--   <dependency>
        <groupId>org.apache.httpclient</groupId>
        <artifactId>httpclient</artifactId>
        <version>4.5.5</version>
    </dependency>-->
    <dependency>
    <groupId>org.apache.httpcomponents</groupId>
    <artifactId>httpmime</artifactId>
    <version>4.3.5</version>
    </dependency>
</dependencies>