Java FilenameFilter.accept(File dir, String name)方法示例
FilenameFilter.accept(File dir, String name)
方法具有以下语法。
boolean accept(File dir, String name)
示例
在下面的代码显示如何使用FilenameFilter.accept(File dir, String name)
方法。
import java.io.File;
import java.io.FilenameFilter;
class ExtensionFilter implements FilenameFilter {
String ext;
public ExtensionFilter(String ext) {
this.ext = "." + ext;
}
public boolean accept(File dir, String name) {
return name.endsWith(ext);
}
}
public class Main {
public static void main(String args[]) {
String dirname = "/java";
File f1 = new File(dirname);
FilenameFilter only = new ExtensionFilter("html");
String s[] = f1.list(only);
for (int i = 0; i < s.length; i++) {
System.out.println(s[i]);
}
}
}