/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.misc.datafactory.sequence;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Locale;
import java.util.TreeSet;
import org.pentaho.reporting.engine.classic.core.ClassicEngineBoot;
import org.pentaho.reporting.libraries.base.config.Configuration;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
public class SequenceRegistry
{
private static final String PREFIX = "org.pentaho.reporting.engine.classic.core.modules.misc.datafactory.sequence.";
private ArrayList<SequenceDescription> sequences;
public SequenceRegistry()
{
sequences = new ArrayList<SequenceDescription>();
final Configuration config = ClassicEngineBoot.getInstance().getGlobalConfig();
final Iterator<String> keys = config.findPropertyKeys(PREFIX);
while (keys.hasNext())
{
final String key = keys.next();
final String clazz = config.getConfigProperty(key);
final SequenceDescription sequenceDescription =
ObjectUtilities.loadAndInstantiate(clazz, SequenceRegistry.class, SequenceDescription.class);
if (sequenceDescription != null)
{
sequences.add(sequenceDescription);
}
}
}
public String[] getSequenceGroups(final Locale locale)
{
final TreeSet<String> sequenceGroups = new TreeSet<String>();
for (final SequenceDescription sd : sequences)
{
sequenceGroups.add(sd.getSequenceGroup(locale));
}
return sequenceGroups.toArray(new String[sequenceGroups.size()]);
}
public SequenceDescription[] getSequences()
{
return sequences.toArray(new SequenceDescription[sequences.size()]);
}
public SequenceDescription[] getSequencesForGroup(final String groupName,
final Locale locale)
{
final ArrayList<SequenceDescription> sequenceGroups = new ArrayList<SequenceDescription>();
for (final SequenceDescription sd : sequences)
{
if (ObjectUtilities.equal(groupName, sd.getSequenceGroup(locale)))
{
sequenceGroups.add(sd);
}
}
return sequenceGroups.toArray(new SequenceDescription[sequenceGroups.size()]);
}
}