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/*******************************************************************************
* Copyright (c) 2008, 2017 EclipseSource and others.
* 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:
* EclipseSource - initial API and implementation
******************************************************************************/
package org.eclipse.equinox.p2.metadata;
import org.eclipse.equinox.internal.p2.metadata.IRequiredCapability;
/**
* @noimplement This interface is not intended to be implemented by clients.
* @noextend This interface is not intended to be extended by clients.
* @since 2.0
*/
public interface IRequirementChange {
/**
*
* @noreference This method is not intended to be referenced by clients.
* @since 2.0
*/
public IRequiredCapability applyOn();
/**
*
* @noreference This method is not intended to be referenced by clients.
* @since 2.0
*/
public IRequiredCapability newValue();
/**
*
* @noreference This method is not intended to be referenced by clients.
* @since 2.0
*/
public boolean matches(IRequiredCapability toMatch);
/**
* Returns whether this requirement change is equal to the given object.
*
* This method returns <i>true</i> if:
* <ul>
* <li> Both this object and the given object are of type IRequiredCapability
* <li> The result of <b>applyOn()</b> on both objects are equal
* <li> The result of <b>newValue()</b> on both objects are equal
* </ul>
* @noreference This method is not intended to be referenced by clients.
* @since 2.0
*/
@Override
public boolean equals(Object other);
}
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