| /******************************************************************************* |
| * Copyright (c) 2007, 2017 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.metadata; |
| |
| /** |
| * Provide standardised artifact information to uniquely identify the |
| * corresponding bytes (perhaps not stored as a file). |
| * <p> |
| * Artifact keys represent both a unique opaque identifier as well as structured |
| * and standardised pieces of information. |
| * |
| * @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 IArtifactKey extends IVersionedId { |
| |
| /** |
| * Returns the classifier for this artifact key. The returned value can be empty. |
| * @return the classifier segment of the key. |
| */ |
| public String getClassifier(); |
| |
| /** |
| * Returns the id for this artifact key. |
| * @return the id segment of the key. |
| */ |
| @Override |
| public String getId(); |
| |
| /** |
| * Returns the version for this artifact key. |
| * @return the version segment of the key. |
| */ |
| @Override |
| public Version getVersion(); |
| |
| /** |
| * Returns the canonical string form of this artifact key. |
| * @return the canonical string representing this key |
| */ |
| public String toExternalForm(); |
| } |