mileagefilefilter.java

myMileage是一个简单地系统

 import javax.swing.filechooser.FileFilter;
 import java.io.File;
 
 public class MileageFileFilter extends FileFilter {
 
 	public boolean accept( File f ) {
		String path = f.getPath();
		try {
			if( f.isDirectory() ) 
				return true;
			String ext =  path.substring( ( path.length() - 3 ) , path.length() );
			if( !ext.equalsIgnoreCase( "jmd" ) )
				return false;
			return true;
		} catch( Exception e ) {
			return false;
		}	
	}
	
	public String getDescription() {
		return "JMD data files";
	}
}