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/*******************************************************************************
* Copyright (c) 2003, 2005 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.osgi.service.resolver;
public interface StateDelta {
/**
* Returns an array of all the bundle deltas in this delta regardless of type.
* @return an array of bundle deltas
*/
public BundleDelta[] getChanges();
/**
* Returns an array of all the members
* of this delta which match the given flags. If an exact match is requested
* then only delta members whose type exactly matches the given mask are
* included. Otherwise, all bundle deltas whose type's bit-wise and with the
* mask is non-zero are included.
*
* @param mask
* @param exact
* @return an array of bundle deltas matching the given match criteria.
*/
public BundleDelta[] getChanges(int mask, boolean exact);
/**
* Returns the state whose changes are represented by this delta.
* @return
*/
public State getState();
}
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