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/*******************************************************************************
* Copyright (c) 2007, 2010 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.equinox.p2.ui;
import org.eclipse.equinox.p2.metadata.ILicense;
/**
* LicenseManager defines a service which records the licenses that have been
* accepted in the course of installing or updating software. It can be used to determine
* whether a particular license should be presented to a user for acceptance, and
* to record the user's decision.
*
* @since 2.0
*/
public abstract class LicenseManager {
/**
* Record the acceptance of the specified license.
*
* @param license the license to be accepted
*
* @return <code>true</code> if the license was recorded as accepted, <code>false</code> if
* it was not.
*
*/
public abstract boolean accept(ILicense license);
/**
* Record the rejection of the specified license.
*
* @param license the license to be rejected
*
* @return <code>true</code> if the license was recorded as rejected, <code>false</code> if
* it was not.
*
*/
public abstract boolean reject(ILicense license);
/**
* Return a boolean indicating whether a particular license has previously
* been accepted.
*
* @param license the license in question
*
* @return <code>true</code> if the license has previously been accepted,
* <code>false</code> if it has not been accepted before.
*
*/
public abstract boolean isAccepted(ILicense license);
/**
* Return a boolean indicating whether any licenses have been
* accepted.
*
* @return <code>true</code> if accepted licenses have been recorded,
* <code>false</code> if there have been no licenses accepted.
*/
public abstract boolean hasAcceptedLicenses();
}
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