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/** |
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$Id$ |
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Copyright (C) 2014 Nicklas Nordborg |
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This file is part of BASE - BioArray Software Environment. |
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Available at http://base.thep.lu.se/ |
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BASE is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 3 |
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of the License, or (at your option) any later version. |
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BASE is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with BASE. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package net.sf.basedb.xfiles.ftp; |
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import java.util.Comparator; |
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import net.sf.basedb.xfiles.ConnectionInfo; |
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/** |
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Comparator implementation that compare two sets of connection |
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parameters for the FTP protocol. The parameters are considered |
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equal if the connect to the same host with the same username |
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and password. |
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@since 1.1 |
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*/ |
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public class FtpConnectionParametersComparator |
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implements Comparator<ConnectionInfo> |
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{ |
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|
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@Override |
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public int compare(ConnectionInfo cp1, ConnectionInfo cp2) |
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{ |
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int result = compare(cp1.uri.getScheme(), cp2.uri.getScheme()); |
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if (result == 0) |
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{ |
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result = compare(cp1.uri.getHost(), cp2.uri.getHost()); |
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} |
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if (result == 0) |
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{ |
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result = cp2.uri.getPort() - cp1.uri.getPort(); |
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} |
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if (result == 0) |
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{ |
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if (cp1.parameters != null && cp2.parameters != null) |
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{ |
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result = compare(cp1.parameters.getUsername(), cp2.parameters.getUsername()); |
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if (result == 0) |
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{ |
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result = compare(cp1.parameters.getPassword(), cp2.parameters.getPassword()); |
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} |
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} |
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else |
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{ |
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result = cp1.parameters == cp2.parameters ? 0 : cp1.parameters == null ? 1 : -1; |
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} |
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} |
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return result; |
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} |
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private int compare(String s1, String s2) |
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{ |
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if (s1 == s2) return 0; |
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if (s1 == null) return 1; |
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if (s2 == null) return -1; |
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return s1.compareTo(s2); |
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} |
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} |