package?com.qwcrom.towngasprepayment.utils;

import?org.apache.commons.net.ftp.FTPClient;
import?org.apache.commons.net.ftp.FTPReply;
import?org.apache.commons.net.ftp.FTPSClient;

import?java.io.File;
import?java.io.FileInputStream;
import?java.io.IOException;
import?java.io.InputStream;
import?java.security.KeyManagementException;
import?java.security.NoSuchAlgorithmException;
import?java.security.cert.CertificateException;
import?java.security.cert.X509Certificate;

import?javax.net.ssl.SSLContext;
import?javax.net.ssl.TrustManager;
import?javax.net.ssl.X509TrustManager;

/**
?*?FTPS上傳工具類
?*
?*?@author?J.query
?*?@date?2018/11/8
?*?@email?j-query@foxmail.com
?*/

public?class?FTPSUploadUtils?{
????private?static?FTPSClient?ftpsClient;

????/**
?????*?@param?host
?????*?@param?port
?????*?@param?userName???????用戶名
?????*?@param?password???????密碼
?????*?@param?basePath???????服務器文件根目錄
?????*?@param?localFileName??文件本地地址
?????*?@param?remoteFileName?服務器實際目錄
?????*?@return
?????*?@throws?IOException
?????*?@throws?NoSuchAlgorithmException
?????*?@throws?KeyManagementException
?????*/
????public?static?boolean?upLoadFile（String?host?int?port?String?userName?String?password?String?basePath?String?localFileName
?????????????????????????????????????String?remoteFileName）?throws?IOException?NoSuchAlgorithmException?KeyManagementException?{
????????boolean?result?=?false;

????????final?int?dataTimeout?=?10000;
????????final?int?timeout?=?100000;
????????X509TrustManager?x509m?=?new?X509TrustManager（）?{

????????????@Override
????????????public?X509Certificate[]?getAcceptedIssuers（）?{
????????????????return?null;
????????????}

????????????@Override
????????????public?void?checkServerTrusted（X509Certificate[]?chain
???????????????????????????????????????????String?authType）?throws?CertificateException?{
????????????}

????????????@Override
????????????public?void?checkClientTrusted（X509Certificate[]?chain
???????????????????????????????????????????String?authType）?throws?CertificateException?{
????????????}
????????};
????????SSLContext?sslcontext?=?SSLContext.getInstance（“SSL“）;
????????sslcontext.init（null?new?TrustManager[]{x509m}
????????????????new?java.security.SecureRandom（））;
????????ftpsClient?=?new?FTPSClient（false?sslcontext）;

????????try?{
????????????ftpsClient.setConnectTimeout（dataTimeout）;
????????????ftpsClient.connect（host?port）;
????????????ftpsClient.setSoTimeout（timeout）;
????????????//?Set?protection?buffer?size
????????????int?reply?=?ftpsClient.getReplyCode（）;
????????????if?（FTPReply.isPositiveCompletion（reply））?{
????????????????//?Login
????????????????if?（ftpsClient.login（userName?password））?{
????????????????????//此設置關鍵之關鍵，耗費了1天時間，大坑
????????????????????ftpsClient.execPBSZ（0）;
????????????????????ftpsClient.execPROT（“P“）;
????????????????????ftpsClient.enterLocalPassiveMode（）;
????????????????????ftpsClient.setFileType（FTPClien