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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.sca.assembly.builder.impl;
import java.util.List;
import org.apache.tuscany.sca.assembly.AssemblyFactory;
import org.apache.tuscany.sca.assembly.Component;
import org.apache.tuscany.sca.assembly.ComponentReference;
import org.apache.tuscany.sca.assembly.Composite;
import org.apache.tuscany.sca.assembly.CompositeReference;
import org.apache.tuscany.sca.assembly.EndpointFactory;
import org.apache.tuscany.sca.assembly.Implementation;
import org.apache.tuscany.sca.assembly.Reference;
import org.apache.tuscany.sca.assembly.SCABinding;
import org.apache.tuscany.sca.assembly.builder.CompositeBuilder;
import org.apache.tuscany.sca.assembly.builder.CompositeBuilderException;
import org.apache.tuscany.sca.monitor.Monitor;
/**
* A composite builder that wires composite references.
*
* @version $Rev$ $Date$
*/
public class CompositeReferenceWireBuilderImpl implements CompositeBuilder {
private AssemblyFactory assemblyFactory;
private EndpointFactory endpointFactory;
private Monitor monitor;
public CompositeReferenceWireBuilderImpl(AssemblyFactory assemblyFactory, EndpointFactory endpointFactory, Monitor monitor) {
this.assemblyFactory = assemblyFactory;
this.endpointFactory = endpointFactory;
this.monitor = monitor;
}
/**
* Wire composite references in a deployment composite.
*
* @param composite
*/
public void build(Composite composite) throws CompositeBuilderException {
// Process composite references declared in this composite
for (Reference reference : composite.getReferences()) {
CompositeReference compositeReference = (CompositeReference)reference;
// If the composite reference is a promotion override, override the
// configuration of the promoted reference.
//FIXME: Policy configuration or wiring of domain-level composite references
// doesn't cause a promotion override, unless the composite reference has
// additional bindings. Do we need to detect this and force an override?
if (compositeReference.isPromotionOverride()) {
List<ComponentReference> promotedReferences =
ReferenceConfigurationUtil.getPromotedComponentReferences(compositeReference);
for (ComponentReference promotedReference : promotedReferences) {
ReferenceConfigurationUtil.reconcileReferenceBindings(
compositeReference, promotedReference, assemblyFactory, endpointFactory, monitor);
if (compositeReference.getInterfaceContract() != null && // can be null in unit tests
compositeReference.getInterfaceContract().getCallbackInterface() != null) {
SCABinding scaCallbackBinding = promotedReference.getCallbackBinding(SCABinding.class);
if (promotedReference.getCallback() != null) {
promotedReference.getCallback().getBindings().clear();
} else {
promotedReference.setCallback(assemblyFactory.createCallback());
}
if (scaCallbackBinding != null) {
promotedReference.getCallback().getBindings().add(scaCallbackBinding);
}
if (compositeReference.getCallback() != null) {
promotedReference.getCallback().getBindings().addAll(compositeReference.getCallback()
.getBindings());
}
}
}
}
}
}
}
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