/** * 线预览图片查看 * * @param response */ public void doDowloadImgFile(HttpServletResponse response, String tsUrl) { OutputStream os = null; try { os = response.getOutputStream(); Assert.notNull(tssUrl, "加载图片路径为空"); response.setContentType("image/jpeg"); InputStream in = tsUtil.downloadUrl(tssUrl); parse(in, os); response.flushBuffer(); } catch (Exception e) { logger.error(e.getMessage(), e); } finally { IOUtils.closeQuietly(os); } } public void parse(InputStream in, OutputStream out) throws Exception { int ch; while ((ch = in.read()) != -1) { out.write(ch); } }
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