{@link #list()} method, except that the strings in the
* returned array must satisfy the filter. If the given
* filter is null then all names are epted.
* Otherwise, a name satisfies the filter if and only if the value
* true results when the {@link
* FilenameFilter#ept} method of the filter is invoked on this
* abstract pathname and the name of a file or directory in the directory
* that it denotes.
*
* @param filter A filename filter
*
* @return An array of strings naming the files and directories in the
* directory denoted by this abstract pathname that were epted
* by the given filter. The array will be empty if
* the directory is empty or if no names were epted by the
* filter. Returns null if this abstract pathname
* does not denote a directory, or if an I/O error urs.
*
* @throws SecurityException
* If a security manager exists and its {@link
* java.lang.SecurityManager#checkRead(java.lang.String)}
* method denies read ess to the directory
*/
public String[] list(FilenameFilter filter) {
String names[] = list();
if ((names == null) || (filter == null)) {
return names;
}
ArrayList v = new ArrayList();
for (int i = 0 ; i < names.length ; i++) {
if (ept(this, names[i])) {
v.add(names[i]);
}
}
return (String[])(v.toArray(new String[v.size()]));
}截取字符串用的
substring()方法有多个重载,参数各不同
上面substring(2);是截取从第三个字符开始到最后一个字符的字符串
提速啦(www.tisula.com)是赣州王成璟网络科技有限公司旗下云服务器品牌,目前拥有在籍员工40人左右,社保在籍员工30人+,是正规的国内拥有IDC ICP ISP CDN 云牌照资质商家,2018-2021年连续4年获得CTG机房顶级金牌代理商荣誉 2021年赣州市于都县创业大赛三等奖,2020年于都电子商务示范企业,2021年于都县电子商务融合推广大使。资源优势介绍:Ceranetwo...
PIGYun发布了九月份及中秋节特惠活动,提供8折优惠码,本月商家主推中国香港和韩国机房,优惠后最低韩国每月14元/中国香港每月19元起。这是一家成立于2019年的国人商家,提供中国香港、韩国和美国等地区机房VPS主机,基于KVM架构,采用SSD硬盘,CN2+BGP线路(美国为CUVIP-AS9929、GIA等)。下面列出两款主机配置信息。机房:中国香港CPU:1core内存:1GB硬盘:10GB...
Sharktech(鲨鱼服务器商)我们还是比较懂的,有提供独立服务器和高防服务器,而且性价比都还算是不错,而且我们看到有一些主机商的服务器也是走这个商家渠道分销的。这不看到鲨鱼服务器商家洛杉矶独立服务器纷纷促销,不限制流量的独立服务器起步99美元,这个还未曾有过。第一、鲨鱼机房服务器方案洛杉矶机房,默认1Gbps带宽,不限流量,自带5个IPv4,免费60Gbps / 48Mpps DDoS防御。C...