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/**
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at the
* <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Initial code contributed and copyrighted by<br>
* frentix GmbH, http://www.frentix.com
* <p>
*/
package org.olat.modules.quality.analysis.manager;
import org.apache.logging.log4j.Logger;
import org.olat.basesecurity.model.IdentityRefImpl;
import org.olat.basesecurity.model.OrganisationRefImpl;
import org.olat.core.logging.Tracing;
import org.olat.core.util.StringHelper;
import org.olat.core.util.xml.XStreamHelper;
import org.olat.modules.curriculum.model.CurriculumElementRefImpl;
import org.olat.modules.curriculum.model.CurriculumElementTypeRefImpl;
import org.olat.modules.curriculum.model.CurriculumRefImpl;
import org.olat.modules.quality.analysis.AnalysisSearchParameter;
import org.olat.modules.quality.analysis.GroupBy;
import org.olat.modules.quality.analysis.MultiGroupBy;
import org.olat.modules.quality.model.QualityDataCollectionRefImpl;
import org.olat.modules.taxonomy.model.TaxonomyLevelRefImpl;
import org.olat.repository.model.RepositoryEntryRefImpl;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.security.ExplicitTypePermission;
/**
*
* Initial date: 01.10.2018<br>
* @author uhensler, [email protected], http://www.frentix.com
*
*/
public class AnalysisPresentationXStream {
private static final Logger log = Tracing.createLoggerFor(AnalysisPresentationXStream.class);
private static final XStream xstream = XStreamHelper.createXStreamInstance();
static {
Class<?>[] types = new Class[] {
MultiGroupBy.class, GroupBy.class, AnalysisSearchParameter.class, QualityDataCollectionRefImpl.class,
RepositoryEntryRefImpl.class, IdentityRefImpl.class, OrganisationRefImpl.class, CurriculumRefImpl.class,
CurriculumElementRefImpl.class, CurriculumElementTypeRefImpl.class, TaxonomyLevelRefImpl.class };
xstream.addPermission(new ExplicitTypePermission(types));
xstream.alias("multiGroupBy", MultiGroupBy.class);
xstream.alias("groupBy", GroupBy.class);
xstream.alias("AnalysisSearchParameter", AnalysisSearchParameter.class);
xstream.alias("QualityDataCollectionRef", QualityDataCollectionRefImpl.class);
xstream.alias("RepositoryEntryRef", RepositoryEntryRefImpl.class);
xstream.alias("IdentityRef", IdentityRefImpl.class);
xstream.alias("OrganisationRef", OrganisationRefImpl.class);
xstream.alias("CurriculumRef", CurriculumRefImpl.class);
xstream.alias("CurriculumElementRef", CurriculumElementRefImpl.class);
xstream.alias("CurriculumElementTypeRef", CurriculumElementTypeRefImpl.class);
xstream.alias("TaxonomyLevelRef", TaxonomyLevelRefImpl.class);
}
static String toXml(Object obj) {
if (obj == null) return null;
return xstream.toXML(obj);
}
@SuppressWarnings("unchecked")
public static <U> U fromXml(String xml, @SuppressWarnings("unused") Class<U> cl) {
if(StringHelper.containsNonWhitespace(xml)) {
try {
Object obj = xstream.fromXML(xml);
return (U)obj;
} catch (Exception e) {
log.error("", e);
}
}
return null;
}
}
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