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/** |
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$Id$ |
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|
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Copyright (C) Authors contributing to this file. |
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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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|
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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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|
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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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|
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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.util.extensions; |
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|
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import java.util.List; |
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|
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/** |
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A filter implementation that enables a single extension and |
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disables all other. |
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|
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@author nicklas |
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@version 2.8 |
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@base.modified $Date:2008-03-20 12:15:25 +0100 (Thu, 20 Mar 2008) $ |
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*/ |
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public class SingleExtensionFilter |
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implements ExtensionsFilter |
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{ |
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|
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private final String id; |
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|
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/** |
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Create a filter that enables the given extension |
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and disables all other. |
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*/ |
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public SingleExtensionFilter(Extension<?> extension) |
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{ |
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this.id = extension.getId(); |
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} |
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|
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/** |
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Create a filter that enables the extension with the |
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given ID and disables all others. |
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*/ |
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public SingleExtensionFilter(String id) |
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{ |
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this.id = id; |
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} |
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|
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/* |
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From the ExtensionsFilter interface |
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----------------------------------- |
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*/ |
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@Override |
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public boolean isEnabled(ExtensionPoint<?> extensionPoint) |
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{ |
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return true; |
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} |
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|
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@Override |
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public boolean isEnabled(Extension<?> extension) |
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{ |
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return extension.getId().equals(id); |
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} |
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|
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/** |
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Do nothing since the list should contain only a single extension. |
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*/ |
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@Override |
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public void sort(List<? extends InvokationContext<?>> extensions) |
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{} |
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// -------------------------------------------------- |
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} |