/**
* This file is part of CloudML [ http://cloudml.org ]
*
* Copyright (C) 2012 - SINTEF ICT
* Contact: Franck Chauvel <franck.chauvel@sintef.no>
*
* Module: root
*
* CloudML 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.
*
* CloudML 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 CloudML. If not, see
* <http://www.gnu.org/licenses/>.
*/
/*
*/
package org.cloudml.core.builders;
import org.cloudml.core.Component;
import org.cloudml.core.ComponentInstance;
import org.cloudml.core.Deployment;
import org.cloudml.core.InternalComponent;
import org.cloudml.core.InternalComponentInstance;
import static org.cloudml.core.builders.Commons.*;
public class InternalComponentInstanceBuilder extends ComponentInstanceBuilder<InternalComponentInstance, InternalComponentInstanceBuilder> {
private String hostName;
public InternalComponentInstanceBuilder hostedBy(String hostName) {
this.hostName = hostName;
return next();
}
@Override
public InternalComponentInstance build() {
final InternalComponent type = createStubType();
final InternalComponentInstance result = type.instantiate(getName());
setupProperties(result);
setupResources(result);
// We do not do anytgng with the host name, as without a deployment
// owner, it is not possible for the component instance to retrieved
// its host
return result;
}
private InternalComponent createStubType() {
return anInternalComponent()
.named(getTypeName())
.with(aRequiredExecutionPlatform().named("Ubuntu 12.04"))
.build();
}
@Override
protected InternalComponentInstanceBuilder next() {
return this;
}
@Override
public void integrateIn(Deployment container) {
final InternalComponentInstance result = findType(container).instantiate(getName());
setupProperties(result);
setupResources(result);
container.getComponentInstances().add(result);
container.deploy(result, findHost(container));
}
private ComponentInstance<? extends Component> findHost(Deployment container) {
final ComponentInstance<? extends Component> host = container.getComponentInstances().firstNamed(hostName);
if (host == null) {
final String error = String.format("Unable to find the host component named '%s'!", hostName);
throw new IllegalStateException(error);
}
return host;
}
private InternalComponent findType(Deployment container) throws IllegalStateException {
final InternalComponent type = container.getComponents().onlyInternals().firstNamed(getTypeName());
if (type == null) {
final String error = String.format("Unable to find an internal component type named '%s'", getTypeName());
throw new IllegalStateException(error);
}
return type;
}
}