extensionfilter.java

用Java实现的网络画图程序

import javax.swing.filechooser.FileFilter;
import java.io.File;

public class ExtensionFilter extends FileFilter{

	public ExtensionFilter(String ext,String discr){
		this.ext=ext.toLowerCase();
		this.descr=descr;
	}

	public boolean accept(File file){
		return (file.isDirectory()||file.getName().toLowerCase().endsWith(ext));
	}

	public String getDescription(){
		return descr;
	}

	public String getExt(){
		return ext;
	}

	private String ext;
	private String descr;
}