FileTransferClient ftpClient = null;

        try {

            ftpClient = new FileTransferClient();

            // set remote host

            ftpClient.setRemoteHost(FTPAddress);

            ftpClient.setRemotePort(portInt);

            ftpClient.setUserName(FTPAccount);

            ftpClient.setPassword(FTPPwd);

            //注意：下面红色的部分必须写在connect之前，因为做connect的时候会到ftpClient对象的设置参数进行赋值。

            ftpClient.getAdvancedSettings().setTransferBufferSize(2048);

            ftpClient.getAdvancedSettings().setTransferNotifyInterval(5000);

            ftpClient.getAdvancedSettings().setControlEncoding("GBK");

            ftpClient.connect();

            ftpClient.changeDirectory("/");

            ftpClient.setDetectContentType(true);

            ftpClient.setContentType(FTPTransferType.BINARY);

            String[] names = ftpClient.directoryNameList();

            for (String oName : names) {

                log.debug("file is:" + oName);

            }

            for (String kngAttachName : kngAttachs) {

                int i = kngAttachName.lastIndexOf(".");

                // 附件列表路径中不存在"."

                if (i != -1) {

                    // 获取附件文件类型

                    String fileType = kngAttachName.substring(i + 1, kngAttachName.length());

                    String localFileName = this.getCSPId() + "." + fileType;

                    File file = new File(fileServerPath);

                    if (!file.exists()) {

                        file.mkdirs();

                    }

                    String path = fileServerPath + "/" + localFileName;

                    File file1 = new File(path);

                    file1.createNewFile();

                    FileOutputStream fos = new FileOutputStream(file1);

                    if (log.isDebugEnabled()) {

                        log.debug("Local filepath is:" + path);

                        log.debug("Remote host is:" + ftpClient.getUserName() + 
　　　　　　　　　　　　　　　　　　 "@" + ftpClient.getRemoteHost() + ":" +
                               ftpClient.getRemotePort() + "@" + ftpClient.getRemoteDirectory());

                        log.debug("kngAttachName is:" + kngAttachName);

                    }

                    String kngAttachName_ecode = new String(kngAttachName.getBytes(), "UTF-8");

                    if (ftpClient.exists(kngAttachName_ecode)) {

                        final int BUFFER_SIZE = 2048;

                        final byte[] buffer = new byte[BUFFER_SIZE];

                        int bytesRead = 0;

                        FileTransferInputStream inputStream = null;

                        try {

                            inputStream = ftpClient.downloadStream(kngAttachName_ecode);

                            while ((bytesRead = inputStream.read(buffer, 0, BUFFER_SIZE)) != -1) {

                                fos.write(buffer, 0, bytesRead);

                            }

                            fos.flush();

                        }

                        catch (IOException e) {

                            if (log.isDebugEnabled()) {

                                log.error("知识附件下载到文件" + kngAttachName + "服务器ftp发生异常" + 
　　　　　　　　　　　　　　　　　　　　　　e.getMessage(), e);

                            }

                            String message = new StringBuilder("the kngAffix ").
　　　　　　　　　　　　　　　　　　　　append(kngAttachName).append(" transFailed!").toString();

                            SoapUtil.recordLog("transFail", message);

                        }

                        finally {

                            if (inputStream != null) {

                                inputStream.close();

                            }

                            if (fos != null) {

                                fos.close();// MUST be closed to complete the transfer

                                IOUtils.closeQuietly(fos);

                            }

                        }

                    }

                    else {

                        log.error("经分知识(" + kngId + ")的附件(" + kngAttachName + ")不存在！");

                    }

                    // 知识附件对象

                    DataObject affixObject = new DataObjectSupport(
　　　　　　　　　　　　　　　　"com.huawei.csp.customization.kbs.domain", "c_kbs_kngAdjunctInfoEdit");

                    affixObject.setString("adjId", this.getCSPId());

                    affixObject.setString("kngId", kngId);

                    affixObject.setInt("versionNum", 0);

                    affixObject.setInt("adjClass", 2);

                    int j = kngAttachName.lastIndexOf("/");

                    if (j != -1) {

                        affixObject.setString("adjName", kngAttachName.substring(j + 1, 
　　　　　　　　　　　　　　　　　　kngAttachName.length()));

                    }

                    else {

                        affixObject.setString("adjName", kngAttachName);

                    }

                    affixObject.setString("adjPath", kngAttachPath + "/" + dateDirPath 
　　　　　　　　　　　　　　　　　　+ "/" + localFileName);

                    affixObject.setString("adjType", fileType);

                    affixObject.setInt("adjSize", 0);

                    String staffId = this.tableDataAccessService.
　　　　　　　　　　　　　　　　getSystemParam("107", "107993").getValue();

                    affixObject.setString("creatorId", staffId);

                    affixObject.setString("modifierId", staffId);

                    affixObject.setString("hostedCcId", "001");

                    affixObject.setInt("orderId", 1);

                    this.collectKngInterface.addKngAffix(affixObject);

                }

                else {

                    String message = new StringBuilder("the kngAffix file type error!").toString();

                    SoapUtil.recordLog("transFail", message);

                }

            }

            retInt = (0);

        }

        catch (Exception e) {

            log.error(e.getMessage(), e);

        }

        finally {

            if (ftpClient != null && ftpClient.isConnected()) {

                try {

                    ftpClient.disconnect();

                }

                catch (IOException ioex) {

                    log.error(ioex.getMessage(), ioex);

                }

                catch (FTPException ftpEx) {

                    log.error(ftpEx.getMessage(), ftpEx);

                }

            }

        }