| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.vfs2.provider.ftps; |
| |
| |
| import java.io.IOException; |
| |
| import javax.net.ssl.KeyManager; |
| import javax.net.ssl.SSLException; |
| import javax.net.ssl.TrustManager; |
| |
| import org.apache.commons.net.ftp.FTPSClient; |
| import org.apache.commons.vfs2.FileSystemException; |
| import org.apache.commons.vfs2.FileSystemOptions; |
| import org.apache.commons.vfs2.provider.ftp.FtpClientFactory; |
| |
| /** |
| * Create FTPSClient instances. |
| * |
| * @since 2.0 |
| */ |
| public final class FtpsClientFactory |
| { |
| private FtpsClientFactory() |
| { |
| } |
| |
| /** |
| * Creates a new connection to the server. |
| * @param hostname The host name. |
| * @param port The port. |
| * @param username The user name for authentication. |
| * @param password The user's password. |
| * @param workingDirectory The directory to use. |
| * @param fileSystemOptions The FileSystemOptions. |
| * @return The FTPSClient. |
| * @throws FileSystemException if an error occurs. |
| */ |
| public static FTPSClient createConnection(final String hostname, final int port, final char[] username, |
| final char[] password, final String workingDirectory, |
| final FileSystemOptions fileSystemOptions) |
| throws FileSystemException |
| { |
| final FtpsConnectionFactory factory = new FtpsConnectionFactory(FtpsFileSystemConfigBuilder.getInstance()); |
| return factory.createConnection(hostname, port, username, password, workingDirectory, fileSystemOptions); |
| } |
| |
| /** Connection Factory for FTPS case. */ |
| private static final class FtpsConnectionFactory |
| extends FtpClientFactory.ConnectionFactory<FTPSClient, FtpsFileSystemConfigBuilder> |
| { |
| |
| private FtpsConnectionFactory(final FtpsFileSystemConfigBuilder builder) |
| { |
| super(builder); |
| } |
| |
| @Override |
| protected FTPSClient createClient(final FileSystemOptions fileSystemOptions) throws FileSystemException |
| { |
| final FTPSClient client; |
| if (builder.getFtpsMode(fileSystemOptions) == FtpsMode.IMPLICIT) |
| { |
| client = new FTPSClient(true); |
| } |
| else |
| { |
| client = new FTPSClient(); |
| } |
| |
| final TrustManager trustManager = builder.getTrustManager(fileSystemOptions); |
| if (trustManager != null) |
| { |
| client.setTrustManager(trustManager); |
| } |
| |
| final KeyManager keyManager = builder.getKeyManager(fileSystemOptions); |
| if (keyManager != null) |
| { |
| client.setKeyManager(keyManager); |
| } |
| return client; |
| } |
| |
| @Override |
| protected void setupOpenConnection(final FTPSClient client, final FileSystemOptions fileSystemOptions) |
| throws IOException |
| { |
| final FtpsDataChannelProtectionLevel level = builder.getDataChannelProtectionLevel(fileSystemOptions); |
| if (level != null) |
| { |
| // '0' means streaming, that's what we do! |
| try |
| { |
| client.execPBSZ(0); |
| client.execPROT(level.name()); |
| } |
| catch (final SSLException e) |
| { |
| throw new FileSystemException("vfs.provider.ftps/data-channel.level", e, level.toString()); |
| } |
| } |
| } |
| } |
| } |