1.前端预览图片

src/main/java/com/baosight/hpjx/util/FileUtils.java

@@ -480,7 +480,7 @@ public class FileUtils extends org.apache.commons.io.FileUtils {
 	 * @param response
 	 */
 	public static void downloadUrlFile(String url, String fileName, HttpServletResponse response) throws IOException {
-		// 设置响应类型，图片直接预览
+		// 设置响应类型，图片和PDF直接预览
 		if ("jpg/jpeg/png/bmp/gif/tif/icon/ico".contains(
 				fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase())) {
 			response.setContentType("text/html; charset=UTF-8");