| | |
| | | package com.ruoyi.common.utils.file; |
| | | |
| | | import cn.hutool.core.io.FileUtil; |
| | | import cn.hutool.core.util.ArrayUtil; |
| | | import cn.hutool.core.util.StrUtil; |
| | | |
| | |
| | | * |
| | | * @author ruoyi |
| | | */ |
| | | public class FileUtils extends org.apache.commons.io.FileUtils |
| | | public class FileUtils extends FileUtil |
| | | { |
| | | public static String FILENAME_PATTERN = "[a-zA-Z0-9_\\-\\|\\.\\u4e00-\\u9fa5]+"; |
| | | |
| | | /** |
| | | * 输出指定文件的byte数组 |
| | | * |
| | | * @param filePath 文件路径 |
| | | * @param os 输出流 |
| | | * @return |
| | | */ |
| | | public static void writeBytes(String filePath, OutputStream os) throws IOException |
| | | { |
| | | FileInputStream fis = null; |
| | | try |
| | | { |
| | | File file = new File(filePath); |
| | | if (!file.exists()) |
| | | { |
| | | throw new FileNotFoundException(filePath); |
| | | } |
| | | fis = new FileInputStream(file); |
| | | byte[] b = new byte[1024]; |
| | | int length; |
| | | while ((length = fis.read(b)) > 0) |
| | | { |
| | | os.write(b, 0, length); |
| | | } |
| | | } |
| | | catch (IOException e) |
| | | { |
| | | throw e; |
| | | } |
| | | finally |
| | | { |
| | | if (os != null) |
| | | { |
| | | try |
| | | { |
| | | os.close(); |
| | | } |
| | | catch (IOException e1) |
| | | { |
| | | e1.printStackTrace(); |
| | | } |
| | | } |
| | | if (fis != null) |
| | | { |
| | | try |
| | | { |
| | | fis.close(); |
| | | } |
| | | catch (IOException e1) |
| | | { |
| | | e1.printStackTrace(); |
| | | } |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 删除文件 |
| | | * |
| | | * @param filePath 文件 |
| | | * @return |
| | | */ |
| | | public static boolean deleteFile(String filePath) |
| | | { |
| | | boolean flag = false; |
| | | File file = new File(filePath); |
| | | // 路径为文件且不为空则进行删除 |
| | | if (file.isFile() && file.exists()) |
| | | { |
| | | file.delete(); |
| | | flag = true; |
| | | } |
| | | return flag; |
| | | } |
| | | |
| | | /** |
| | | * 文件名称验证 |
| | |
| | | if (agent.contains("MSIE")) |
| | | { |
| | | // IE浏览器 |
| | | filename = URLEncoder.encode(filename, "utf-8"); |
| | | filename = URLEncoder.encode(filename, StandardCharsets.UTF_8.toString()); |
| | | filename = filename.replace("+", " "); |
| | | } |
| | | else if (agent.contains("Firefox")) |
| | |
| | | else if (agent.contains("Chrome")) |
| | | { |
| | | // google浏览器 |
| | | filename = URLEncoder.encode(filename, "utf-8"); |
| | | filename = URLEncoder.encode(filename, StandardCharsets.UTF_8.toString()); |
| | | } |
| | | else |
| | | { |
| | | // 其它浏览器 |
| | | filename = URLEncoder.encode(filename, "utf-8"); |
| | | filename = URLEncoder.encode(filename, StandardCharsets.UTF_8.toString()); |
| | | } |
| | | return filename; |
| | | } |