cnblogs页面效果体验

package fileTestDemo;

import java.io.File;
import java.io.FilenameFilter;

public class FileTestDemo {

    public static void main(String[] args) {
        File fileDemo = new File("E:/java");
        FileAccept fileAccept = new FileAccept();
        fileAccept.setExtendname("java");
        File[] fileList = fileDemo.listFiles(fileAccept);
        String[] filename = fileDemo.list(fileAccept);
        for (int i = 0; i < fileList.length; i++) {
            System.out.println(fileList[i].getAbsolutePath());
        }

        for (int i = 0; i < filename.length; i++) {
            System.out.println(filename[i]);
        }
    }

}

class FileAccept implements FilenameFilter {

    private String extendname;

    @Override
    public boolean accept(File dir, String name) {
        return name.endsWith(extendname);
    }

    public String getExtendname() {
        return extendname;
    }

    public void setExtendname(String extendname) {
        this.extendname = "." + extendname;
    }

}