| /******************************************************************************* |
| * Copyright (c) 2008, 2010 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; |
| |
| |
| /** |
| * Identifies a particular touchpoint. A touchpoint is identified by an id |
| * and a version. |
| * |
| * @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 ITouchpointType { |
| |
| /** |
| * A touchpoint type indicating an undefined touchpoint type. Identity (==) |
| * must be used to test for the <code>NONE</code> type. |
| */ |
| public static final ITouchpointType NONE = new ITouchpointType() { |
| |
| public String getId() { |
| return "null"; //$NON-NLS-1$ |
| } |
| |
| public Version getVersion() { |
| return Version.emptyVersion; |
| } |
| }; |
| |
| public String getId(); |
| |
| public Version getVersion(); |
| |
| /** |
| * Returns whether this TouchpointInstruction 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 ITouchpointType |
| * <li> The result of <b>getId()</b> on both objects are equal |
| * <li> The result of <b>getVersion()</b> on both objects are equal |
| * </ul> |
| */ |
| public boolean equals(Object obj); |
| |
| } |