| /******************************************************************************* |
| * Copyright (c) 2003, 2012 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.osgi.service.resolver; |
| |
| /** |
| * A state delta contains all the changes to bundles within a state. |
| * <p> |
| * This interface is not intended to be implemented by clients. |
| * </p> |
| * @since 3.1 |
| * @noimplement This interface is not intended to be implemented by clients. |
| */ |
| 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 the state |
| */ |
| public State getState(); |
| |
| /** |
| * Returns the resolver hook exception if one occurred while |
| * resolving the state. |
| * @since 3.7 |
| */ |
| public ResolverHookException getResovlerHookException(); |
| } |