/**
* Optimus, framework for Model Transformation
*
* Copyright (C) 2013 Worldline or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors.
*
* 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; either
* 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.atos.optimus.m2m.engine.sdk.tom.extension.datasource;
import net.atos.optimus.m2m.engine.core.requirements.AbstractRequirement;
import net.atos.optimus.m2m.engine.core.transformations.TransformationReference;
import net.atos.optimus.m2m.engine.sdk.tom.CustomRequirement;
import net.atos.optimus.m2m.engine.sdk.tom.Requirement;
import net.atos.optimus.m2m.engine.sdk.tom.extension.Activator;
import net.atos.optimus.m2m.engine.sdk.tom.extension.logging.DependencyDiagramMessages;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.osgi.framework.Bundle;
/**
* An handler creating custom requirement
*
* @author tnachtergaele <nachtergaele.thomas@gmail.com>
*
*
*/
public class CreateCustomRequirementHandler extends CreateAbstractRequirementHandler {
@Override
public AbstractRequirement createAbstractRequirement(TransformationReference transformationReference,
Requirement requirement, Bundle bundle) {
if (!(requirement instanceof CustomRequirement)) {
return null;
}
if(((CustomRequirement) requirement).getImplementation() == null){
DependencyDiagramMessages.EP24.log();
return null;
}
AbstractRequirement abstractRequirement = null;
try {
abstractRequirement = (AbstractRequirement) bundle.loadClass(
((CustomRequirement) requirement).getImplementation()).newInstance();
} catch (InstantiationException e) {
handlingExceptionLoadingCustomRequirement(e, requirement);
} catch (IllegalAccessException e) {
handlingExceptionLoadingCustomRequirement(e, requirement);
} catch (ClassNotFoundException e) {
handlingExceptionLoadingCustomRequirement(e, requirement);
}
DependencyDiagramMessages.EP15.log(transformationReference.getId(), requirement.getReference().getName(),
((CustomRequirement) requirement).getImplementation());
return abstractRequirement;
}
/**
* Handler when loading custom requirement encountered an exception
*
* @param e
* the exception.
* @param requirement
* the requirement attended to load.
*/
protected void handlingExceptionLoadingCustomRequirement(Exception e, Requirement requirement) {
DependencyDiagramMessages.EP12.log(e.getMessage());
Activator
.getDefault()
.getLog()
.log(new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Invalid custom requirement implementation : "
+ ((CustomRequirement) requirement).getImplementation(), e));
}
}