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/*******************************************************************************
* Copyright (c) 2005 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.equinox.ds.model;
import java.util.*;
import org.osgi.framework.ServiceRegistration;
import org.osgi.service.component.ComponentInstance;
/**
*
* Component Description with properties
*
* Component Configuration – A component configuration represents a component
* description parameterized by component properties.
*
* @version $Revision: 1.1 $
*/
public class ComponentConfiguration {
private ComponentDescription cd;
private Hashtable properties;
private ServiceRegistration serviceRegistration;
/**
* List of {@link org.eclipse.equinox.ds.resolver.Reference Reference} objects
*/
private List references;
/**
* List of {@link ComponentInstance} objects
*/
private List instances;
/**
* List of names (Strings) of Component Configurations we should not cause to
* activate during the activation of this Component Configuration. This is
* populated by the {@link org.eclipse.equinox.ds.resolver.Resolver Resolver}
* and used by {@link org.eclipse.equinox.ds.instance.BuildDispose BuildDispose}.
*/
protected List delayActivateComponentConfigurationNames;
/**
* Flag to indicate that this Component Configuration registers
* the {@link org.osgi.service.component.ComponentFactory}
* service.
*
* (A Service Component that has the "factory" attribute will have
* one Component Configuration that registers
* {@link org.osgi.service.component.ComponentFactory} and then a Component
* Configuration for every factory instance that registers a different service
* or none at all).
*/
protected boolean componentFactory;
/**
* Create a new Component Configuration for this Service Component with
* it's own Reference objects, and properties.
*
* @param cd the Service Component
*
* @param references a List of
* {@link org.eclipse.equinox.ds.resolver.Reference Reference}
* objects
*
* @param properties Properties associated with this Component Configuration
*
* @param componentFactory "Component Factory" flag - see
* {@link ComponentConfiguration#componentFactory}
*/
public ComponentConfiguration(ComponentDescription cd, List references, Hashtable properties, boolean componentFactory) {
this.cd = cd;
this.references = references;
this.properties = properties;
delayActivateComponentConfigurationNames = new ArrayList();
instances = new ArrayList();
this.componentFactory = componentFactory;
}
/**
* Get the properties of this Component Configuration
*/
public Hashtable getProperties() {
return properties;
}
public ComponentDescription getComponentDescription() {
return cd;
}
/**
* Add a new Component Configuration name we should beware of activating to
* prevent a cycle.
*
* @see ComponentConfiguration#delayActivateComponentConfigurationNames
*/
public void setDelayActivateComponentConfigurationName(String componentConfigurationName) {
if (!delayActivateComponentConfigurationNames.contains(componentConfigurationName))
delayActivateComponentConfigurationNames.add(componentConfigurationName);
}
public ServiceRegistration getServiceRegistration() {
return serviceRegistration;
}
public void setServiceRegistration(ServiceRegistration serviceRegistration) {
this.serviceRegistration = serviceRegistration;
}
public List getDelayActivateComponentConfigurationNames() {
return delayActivateComponentConfigurationNames;
}
public void clearDelayActivateComponentConfigurationNames() {
delayActivateComponentConfigurationNames.clear();
}
public List getReferences() {
return references;
}
public void addInstance(ComponentInstance instance) {
instances.add(instance);
}
public List getInstances() {
return instances;
}
public void removeInstance(Object object) {
instances.remove(object);
}
public void removeAllInstances() {
instances.clear();
}
public boolean isComponentFactory() {
return componentFactory;
}
}
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