/**
* Copyright (C) 2012-2013 Selventa, Inc.
*
* This file is part of the OpenBEL Framework.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The OpenBEL Framework 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the OpenBEL Framework. If not, see <http://www.gnu.org/licenses/>.
*
* Additional Terms under LGPL v3:
*
* This license does not authorize you and you are prohibited from using the
* name, trademarks, service marks, logos or similar indicia of Selventa, Inc.,
* or, in the discretion of other licensors or authors of the program, the
* name, trademarks, service marks, logos or similar indicia of such authors or
* licensors, in any marketing or advertising materials relating to your
* distribution of the program or any covered product. This restriction does
* not waive or limit your obligation to keep intact all copyright notices set
* forth in the program as delivered to you.
*
* If you distribute the program in whole or in part, or any modified version
* of the program, and you assume contractual liability to the recipient with
* respect to the program or modified version, then you will indemnify the
* authors and licensors of the program for any liabilities that these
* contractual assumptions directly impose on those licensors and authors.
*/
package org.openbel.framework.core.equivalence;
import static org.openbel.framework.common.BELUtilities.sizedHashMap;
import java.io.IOException;
import java.util.Map;
import java.util.Set;
import org.openbel.framework.common.InvalidArgument;
import org.openbel.framework.common.model.DataFileIndex;
import org.openbel.framework.common.model.EquivalenceDataIndex;
import org.openbel.framework.core.indexer.EquivalenceLookup;
import org.openbel.framework.core.indexer.JDBMEquivalenceLookup;
/**
* {@link EquivalenceResource} implementation.
*/
public class EquivalenceResourceImpl implements EquivalenceResource {
private final Map<String, JDBMEquivalenceLookup> lookupMap;
private boolean opened = false;
/**
* Constructs a equivalence resource implementation for parameter
* equivalencing against a set of data indices.
*
* @param set {@link Set} of {@link EquivalenceDataIndex equivalence data
* indices}
* @throws InvalidArgument Thrown if {@code set} is null
*/
public EquivalenceResourceImpl(Set<EquivalenceDataIndex> set) {
if (set == null) {
throw new InvalidArgument("set", set);
}
lookupMap = sizedHashMap(set.size());
for (final EquivalenceDataIndex edi : set) {
String key = edi.getNamespaceResourceLocation();
DataFileIndex dfi = edi.getEquivalenceIndex();
lookupMap.put(key, new JDBMEquivalenceLookup(dfi.getIndexPath()));
}
}
/**
* {@inheritDoc}
*/
@Override
public void closeResources() throws IOException {
if (!opened) return;
for (final JDBMEquivalenceLookup lookup : lookupMap.values()) {
lookup.close();
}
opened = false;
}
/**
* {@inheritDoc}
*/
@Override
public EquivalenceLookup forResourceLocation(String rl) {
if (!opened) {
throw new IllegalStateException("resources not opened");
}
return lookupMap.get(rl);
}
/**
* {@inheritDoc}
*/
@Override
public void openResources() throws IOException {
for (final JDBMEquivalenceLookup lookup : lookupMap.values()) {
lookup.open();
}
opened = true;
}
/**
* {@inheritDoc}
*/
@Override
public boolean opened() {
return opened;
}
}