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/*
* Copyright (c) OSGi Alliance (2011). All Rights Reserved.
*
* 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.osgi.framework.resource;
/**
* A wire connecting a {@link Capability} to a {@link Requirement}.
*
* @ThreadSafe
* @version $Id: e1d43aa8b1d29bcd6d840397b18d6af0b3ae6824 $
*/
public interface Wire {
/**
* Returns the {@link Capability} for this wire.
*
* @return The {@link Capability} for this wire.
*/
Capability getCapability();
/**
* Return the {@link Requirement} for this wire.
*
* @return The {@link Requirement} for this wire.
*/
Requirement getRequirement();
/**
* Return the providing {@link Resource resource} of the {@link #getCapability() capability}.
* <p>
* The resource returned may differ from the resource referenced by the {@link #getCapability()
* capability}.
* @return the providing {@link Resource resource}.
*/
Resource getProvider();
/**
* Return the requiring {@link Resource resource} of the {@link #getRequirement() requirement}.
* <p>
* The resource returned my differ from the resource referenced by the {@link #getRequirement()
* requirement}
* @return the requiring {@link Resource resource}.
*/
Resource getRequirer();
}
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