myfilefilter.java

来自「用来管理在校学生的出勤．作息等的管理系统」· Java 代码 · 共 40 行

/*
 * @author 黎龙飞 , 创建日期 2008-5-3
 *
 * Blog : http://lilongfei1030.blog.163.com
 */
package stu.view;

import java.io.File;

import javax.swing.filechooser.FileFilter;

public class MyFileFilter extends FileFilter {

	String ext;

	public MyFileFilter(String ext) {
		this.ext = ext;
	}

	public boolean accept(File file) {

		if (file.isDirectory()) {
			return true;
		}
		String fileName = file.getName();
		int index = fileName.lastIndexOf('.');
		if (index > 0 && index < fileName.length() - 1) {
			String extension = fileName.substring(index + 1).toLowerCase();
			if (extension.equals(ext))
				return true;
		}
		return false;
	}

	public String getDescription() {
		return "File(*." + ext + ")";
	}
}