AriaLyy
7 years ago
parent
351ec2e19e
commit
f79c14ec55
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/* |
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* Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package com.arialyy.aria.core.download.downloader; |
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import android.text.TextUtils; |
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import android.util.Log; |
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import com.arialyy.aria.core.AriaManager; |
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import java.io.IOException; |
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import org.apache.commons.net.ftp.FTPClient; |
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import org.apache.commons.net.ftp.FTPReply; |
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/** |
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* Created by Aria.Lao on 2017/7/26. |
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*/ |
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public class FtpClientHelp { |
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private final String TAG = "FtpClientHelp"; |
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private static volatile FtpClientHelp INSTANCE = null; |
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private FTPClient client; |
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private String serverIp, user, pw, account; |
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private int port; |
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private FtpClientHelp() { |
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} |
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public static FtpClientHelp getInstnce() { |
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if (INSTANCE == null) { |
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synchronized (AriaManager.LOCK) { |
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INSTANCE = new FtpClientHelp(); |
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} |
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} |
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return INSTANCE; |
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} |
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public FTPClient getClient() { |
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if (client == null || !client.isConnected()) { |
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createClient(); |
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} |
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return client; |
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} |
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/** |
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* 登录到FTP服务器，当客户端为null或客户端没有连接到FTP服务器时才会执行登录操作 |
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*/ |
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public void login(String serverIp, int port, String user, String pw, String account) { |
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this.serverIp = serverIp; |
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this.port = port; |
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this.user = user; |
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this.pw = pw; |
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this.account = account; |
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if (client == null || !client.isConnected()) { |
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createClient(); |
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} |
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} |
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/** |
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* 登出 |
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*/ |
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public void logout() { |
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try { |
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if (client != null && client.isConnected()) { |
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client.logout(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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FTPClient createClient() { |
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new Thread(new Runnable() { |
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@Override public void run() { |
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client = new FTPClient(); |
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try { |
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client.connect(serverIp, port); |
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if (!TextUtils.isEmpty(account)) { |
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client.login(user, pw); |
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} else { |
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client.login(user, pw, account); |
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} |
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int reply = client.getReplyCode(); |
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if (!FTPReply.isPositiveCompletion(reply)) { |
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client.disconnect(); |
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Log.e(TAG, "无法连接到ftp服务器，错误码为：" + reply); |
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} |
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} catch (IOException e) { |
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Log.d(TAG, e.getMessage()); |
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} finally { |
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synchronized (FtpClientHelp.this) { |
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FtpClientHelp.this.notify(); |
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} |
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} |
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} |
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}).start(); |
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synchronized (FtpClientHelp.this) { |
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try { |
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wait(); |
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} catch (InterruptedException e) { |
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e.printStackTrace(); |
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} |
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} |
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return client; |
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} |
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} |
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