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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;
import java.util.List;
/**
* Represents a reference. References within an implementation represent links
* to services that the implementation uses that must be provided by other
* components.
*
* @version $Rev$ $Date$
*/
public interface Reference extends AbstractReference, Contract {
/**
* Returns a boolean value, "false" by default, which indicates that the
* implementation wires this reference dynamically.
*
* @return true if the implementation wires this reference dynamically
*/
boolean isWiredByImpl();
/**
* Sets a boolean value, "false" by default, which indicates that the
* implementation wires this reference dynamically.
*
* @param wiredByImpl whether the implementation wires this reference
* dynamically
*/
void setWiredByImpl(boolean wiredByImpl);
/**
* Returns a boolean value, "false" by default, which indicates whether
* the configuration of this reference is a promotion override for
* another more deeply nested reference.
*
* @return true if the reference is a promotion override
*/
boolean isPromotionOverride();
/**
* Sets a boolean value, "false" by default, which indicates whether
* the configuration of this reference is a promotion override for
* another more deeply nested reference.
*
* @param promotionOverride whether the reference is a promotion override
*/
void setPromotionOverride(boolean promotionOverride);
/**
* Returns the targets of this reference.
*
* @return the targets of this reference.
*/
List<ComponentService> getTargets();
/**
* Returns the endpoint references implied by this reference.
*
* Endpoint references are used to represent:
*
* - manually specified reference targets
* - reference targets determined by autowire
* - manually configured remote bindings
*
* @return the endpoint references implied by this reference
*/
List<EndpointReference2> getEndpointReferences();
}
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