Linux文件系统目录结构

package cn.net.comsys.sso;

import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
import java.io.*;

public class Test {
public static void main(String args[]) {

File file = new File("a.bmp");
BufferedImage bi = null;
try {
bi = ImageIO.read(file);
} catch (Exception e) {
e.printStackTrace();
}

int width = bi.getWidth(); // 像素
int height = bi.getHeight(); // 像素
System.out.println("width=" + width + ",height=" + height + ".");

}

}