图片下载

// 图片下载函数
	public static String makeImg(String imgUrl, String fileURL) {
		String imgFile="";
		try {
			// 创建流
			BufferedInputStream in = new BufferedInputStream(new URL(imgUrl)
					.openStream());

			// 生成图片名
			int index = imgUrl.lastIndexOf("/");
			String sName = imgUrl.substring(index + 1, imgUrl.length());
			System.out.println(sName);
			imgFile=fileURL+sName;
			// 存放地址
			File img = new File(fileURL + sName);
			// 生成图片
			BufferedOutputStream out = new BufferedOutputStream(
					new FileOutputStream(img));
			byte[] buf = new byte[2048];
			int length = in.read(buf);
			while (length != -1) {
				out.write(buf, 0, length);
				length = in.read(buf);
			}
			in.close();
			out.close();
		} catch (Exception e) {
			e.printStackTrace();
		}
		
		return imgFile;
	}