package com.test;

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;

	}

}