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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.model.assembly.impl;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.tuscany.model.assembly.AssemblyFactory;
import org.apache.tuscany.model.assembly.AssemblyModelContext;
import org.apache.tuscany.model.assembly.AssemblyModelVisitor;
import org.apache.tuscany.model.assembly.Component;
import org.apache.tuscany.model.assembly.ComponentImplementation;
import org.apache.tuscany.model.assembly.ConfiguredProperty;
import org.apache.tuscany.model.assembly.ConfiguredReference;
import org.apache.tuscany.model.assembly.ConfiguredService;
import org.apache.tuscany.model.assembly.Property;
import org.apache.tuscany.model.assembly.Reference;
import org.apache.tuscany.model.assembly.Service;
/**
* An implementation of Component.
*/
public abstract class ComponentImpl extends AggregatePartImpl implements Component {
private List<ConfiguredReference> configuredReferences=new ArrayList<ConfiguredReference>();
private Map<String, ConfiguredReference> configuredReferencesMap;
private List<ConfiguredService> configuredServices=new ArrayList<ConfiguredService>();
private Map<String, ConfiguredService> configuredServicesMap;
private List<ConfiguredProperty> configuredProperties=new ArrayList<ConfiguredProperty>();
private Map<String, ConfiguredProperty> configuredPropertiesMap;
private ComponentImplementation implementation;
/**
* @see org.apache.tuscany.model.assembly.Component#getComponentImplementation()
*/
public ComponentImplementation getComponentImplementation() {
return implementation;
}
/**
* @see org.apache.tuscany.model.assembly.Component#setComponentImplementation(org.apache.tuscany.model.assembly.ComponentImplementation)
*/
public void setComponentImplementation(ComponentImplementation value) {
checkNotFrozen();
implementation=value;
}
/**
* @see org.apache.tuscany.model.assembly.Component#getConfiguredServices()
*/
public List<ConfiguredService> getConfiguredServices() {
return configuredServices;
}
public ConfiguredService getConfiguredService(String name) {
checkInitialized();
return configuredServicesMap.get(name);
}
/**
* @see org.apache.tuscany.model.assembly.Component#getConfiguredReferences()
*/
public List<ConfiguredReference> getConfiguredReferences() {
return configuredReferences;
}
/**
* @see org.apache.tuscany.model.assembly.Component#getConfiguredReference(java.lang.String)
*/
public ConfiguredReference getConfiguredReference(String name) {
checkInitialized();
return configuredReferencesMap.get(name);
}
/**
* @see org.apache.tuscany.model.assembly.Component#getConfiguredProperties()
*/
public List<ConfiguredProperty> getConfiguredProperties() {
return configuredProperties;
}
/**
* @see org.apache.tuscany.model.assembly.Component#getConfiguredProperty(java.lang.String)
*/
public ConfiguredProperty getConfiguredProperty(String name) {
checkInitialized();
return configuredPropertiesMap.get(name);
}
/**
* @see org.apache.tuscany.model.assembly.AssemblyModelObject#initialize(org.apache.tuscany.model.assembly.AssemblyModelContext)
*/
public void initialize(AssemblyModelContext modelContext) {
if (isInitialized())
return;
super.initialize(modelContext);
// Initialize the implementation
ComponentImplementation implementation = getComponentImplementation();
if (implementation != null) {
implementation.initialize(modelContext);
}
// Derive the configured services, references and properties from the component implementation
//FIXME we have two options here: either just index the configured services, references and properties
// that we find in the corresponding lists, or derive them from the services, references and properties on
// the component type, for now just check if the lists are empty or not to determine which option to go with
configuredServicesMap = new HashMap<String, ConfiguredService>();
configuredReferencesMap = new HashMap<String, ConfiguredReference>();
configuredPropertiesMap = new HashMap<String, ConfiguredProperty>();
if (configuredServices.isEmpty() && configuredReferences.isEmpty() && configuredProperties.isEmpty()) {
if (implementation != null) {
AssemblyFactory factory = modelContext.getAssemblyFactory();
for (Service service : implementation.getComponentType().getServices()) {
ConfiguredService configuredService = factory.createConfiguredService();
configuredService.setPort(service);
configuredServices.add(configuredService);
configuredServicesMap.put(service.getName(), configuredService);
((ConfiguredPortImpl)configuredService).setAggregatePart(this);
configuredService.initialize(modelContext);
}
for (Reference reference : implementation.getComponentType().getReferences()) {
ConfiguredReference configuredReference = factory.createConfiguredReference();
configuredReference.setPort(reference);
configuredReferences.add(configuredReference);
configuredReferencesMap.put(reference.getName(), configuredReference);
((ConfiguredPortImpl)configuredReference).setAggregatePart(this);
configuredReference.initialize(modelContext);
}
// Derive configured properties from the properties on the component type
for (Property property : implementation.getComponentType().getProperties()) {
ConfiguredProperty configuredProperty = factory.createConfiguredProperty();
configuredProperty.setProperty(property);
configuredProperties.add(configuredProperty);
configuredPropertiesMap.put(property.getName(), configuredProperty);
configuredProperty.initialize(modelContext);
}
}
} else {
// Just populate the maps of services, references and properties from the contents of
// the corresponding lists
for (ConfiguredService configuredService : configuredServices) {
configuredServicesMap.put(configuredService.getService().getName(), configuredService);
((ConfiguredPortImpl)configuredService).setAggregatePart(this);
configuredService.initialize(modelContext);
}
for (ConfiguredReference configuredReference : configuredReferences) {
configuredReferencesMap.put(configuredReference.getReference().getName(), configuredReference);
((ConfiguredPortImpl)configuredReference).setAggregatePart(this);
configuredReference.initialize(modelContext);
}
for (ConfiguredProperty configuredProperty : configuredProperties) {
configuredPropertiesMap.put(configuredProperty.getProperty().getName(), configuredProperty);
configuredProperty.initialize(modelContext);
}
}
}
/**
* @see org.apache.tuscany.model.assembly.AssemblyModelObject#freeze()
*/
public void freeze() {
if (isFrozen())
return;
super.freeze();
// Freeze configured services, references and properties
configuredServices=Collections.unmodifiableList(configuredServices);
freeze(configuredServices);
configuredReferences=Collections.unmodifiableList(configuredReferences);
freeze(configuredReferences);
configuredProperties=Collections.unmodifiableList(configuredProperties);
freeze(configuredProperties);
if (implementation!=null)
implementation.freeze();
}
/**
* @see org.apache.tuscany.model.assembly.impl.AssemblyModelObjectImpl#accept(org.apache.tuscany.model.assembly.AssemblyModelVisitor)
*/
public boolean accept(AssemblyModelVisitor visitor) {
if (!super.accept(visitor))
return false;
if (!accept(configuredServices, visitor))
return false;
if (!accept(configuredReferences, visitor))
return false;
if (!accept(configuredProperties, visitor))
return false;
if (implementation!=null) {
if (!implementation.accept(visitor))
return false;
}
return true;
}
}
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