我正在为NetBeans中的SFTP编写程序。我的部分代码:com.jcraft.jsch.SessionsessionTarget=null;com.jcraft.jsch.ChannelSftpchannelTarget=null;try{sessionTarget=jsch.getSession(backupUser,backupHost,backupPort);sessionTarget.setPassword(backupPassword);sessionTarget.setConfig("StrictHostKeyChecking","no");sessionTarget.