org.bonitasoft.engine.expression.BusinessDataReferenceExpressionExecutorStrategy Maven / Gradle / Ivy
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/**
* Copyright (C) 2019 Bonitasoft S.A.
* Bonitasoft, 32 rue Gustave Eiffel - 38000 Grenoble
* This library 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
* version 2.1 of the License.
* This library 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 this
* program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301, USA.
**/
package org.bonitasoft.engine.expression;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.bonitasoft.engine.business.data.RefBusinessDataRetriever;
import org.bonitasoft.engine.commons.Container;
import org.bonitasoft.engine.commons.exceptions.SBonitaException;
import org.bonitasoft.engine.core.expression.control.model.SExpressionContext;
import org.bonitasoft.engine.core.process.instance.model.business.data.SRefBusinessDataInstance;
import org.bonitasoft.engine.expression.exception.SExpressionEvaluationException;
import org.bonitasoft.engine.expression.model.ExpressionKind;
import org.bonitasoft.engine.expression.model.SExpression;
import org.bonitasoft.engine.operation.BusinessDataContext;
import org.bonitasoft.engine.persistence.SBonitaReadException;
import org.bonitasoft.engine.service.ModelConvertor;
/**
* @author Colin Puy
* @author Emmanuel Duchastenier
* @author Celine Souchet
* @author Matthieu Chaffotte
*/
public class BusinessDataReferenceExpressionExecutorStrategy extends CommonBusinessDataExpressionExecutorStrategy {
private final RefBusinessDataRetriever refBusinessDataRetriever;
public BusinessDataReferenceExpressionExecutorStrategy(final RefBusinessDataRetriever refBusinessDataRetriever) {
this.refBusinessDataRetriever = refBusinessDataRetriever;
}
@Override
public ExpressionKind getExpressionKind() {
return KIND_BUSINESS_DATA_REFERENCE;
}
@Override
public Object evaluate(final SExpression expression, final Map context,
final Map resolvedExpressions,
final ContainerState containerState) throws SExpressionEvaluationException {
final String businessDataName = expression.getContent();
final Long containerId = (Long) context.get(SExpressionContext.CONTAINER_ID_KEY);
final String containerType = (String) context.get(SExpressionContext.CONTAINER_TYPE_KEY);
try {
final SRefBusinessDataInstance refBusinessDataInstance = refBusinessDataRetriever
.getRefBusinessDataInstance(new BusinessDataContext(
businessDataName, new Container(containerId, containerType)));
return ModelConvertor.toBusinessDataReference(refBusinessDataInstance);
} catch (final SBonitaReadException e) {
throw new SExpressionEvaluationException(e,
"Unable to retrieve business data instance with name " + businessDataName);
} catch (final SBonitaException e) {
setProcessInstanceId(containerId, containerType, e);
throw new SExpressionEvaluationException(e, expression.getName());
}
}
@Override
public List