java获取指定地址图片高度宽度简单代码

import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import javax.imageio.ImageIO;

public class ImageUtil {
/**
* @param args
*/
public static void main(String[] args) {
String imageUrl="http://avatar.csdn.net/9/F/2/1_5iasp.jpg";
BufferedImage image=getBufferedImage(imageUrl);
if (image!=null){
System.out.println("图片高度:"+image.getHeight());
System.out.println("图片宽度:"+image.getWidth());
}else{
System.out.println("图片不存在！");
}
}

/**
* @param imgUrl 图片地址
* @return
*/
public static BufferedImage getBufferedImage(String imgUrl) {
URL url = null;
InputStream is = null;
BufferedImage img = null;
try {
url = new URL(imgUrl);
is = url.openStream();
img = ImageIO.read(is);
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return img;
}
}