Field Detail

• protected static ErrorService errorService

• protected static FileHandler instance

• protected static AttachmentService service

• protected static AbstractStorageService storageService

Constructor Detail

• FileHandler(AttachmentService attachmentService)

Method Detail

• Integer delete(List<Attachment> attachments)

• Integer deleteData(List<String> saveNames, List<String> syncIds)

• void deleteDataRetry()

• void deleteLocalFiles(Attachment att)

  删除附件的本地存储文件

• protected void deleteLocals(Attachment att, Map options)

• protected static void deleteLocals(List<java.io.File> files)

• boolean exists(Attachment att)

• boolean existsData(String saveName, String syncId)

• java.io.InputStream getDataInputStream(String saveName, String syncId)

• EncodedInputStreamWrapper getEncodedInputStream(javax.servlet.http.HttpServletRequest request, Attachment att)

• java.io.InputStream getInputStream(String savePath, String saveName, Long fileSize, String syncId)

• java.io.InputStream getInputStream(Attachment att)

• static FileHandler getInstance(AttachmentService attachmentService = null)

• Long getLength(Attachment att)

  重新计算文件大小

• protected java.io.InputStream getLocalInputStream(java.io.File file, Long fileSize)

• String getMd5(Attachment att)

  重新计算文件的 MD5

  Returns:

  返回 32 位长的字符串；如果不足 32 位，则为错误消息。

• String getUrl(Attachment att, String contentType)

• boolean isStorageEnabled()

• boolean saveData(Attachment att, java.io.InputStream is, Map options)

  通过附件数据存储服务，将附件存储到其他地方

  如果转储成功，会自动设置附件的 syncId 属性。

  throws:

  Exception 转储失败的异常

  Parameters:

  options.deleteOnFailed - 如果转储失败，是否删除已保存的附件和文件，默认为否

  options.deleteOnSuccess - 如果转储成功，是否删除本地文件，默认为否

• static FileHandler setInstance(FileHandler fileHandler)

• boolean shouldKeepLocalCopy(String fileName, Long fileSize)