| /******************************************************************************* |
| * Copyright (c) 2007, 2008 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.equinox.internal.p2.engine; |
| |
| import java.util.Map; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.equinox.internal.provisional.p2.engine.ProvisioningAction; |
| import org.eclipse.equinox.internal.provisional.p2.engine.Touchpoint; |
| import org.eclipse.equinox.internal.provisional.p2.metadata.TouchpointType; |
| |
| /** |
| * A touchpoint that performs no processing. |
| */ |
| public class NullTouchpoint extends Touchpoint { |
| public static final Touchpoint INSTANCE = new NullTouchpoint(); |
| |
| /** |
| * Public constructor only intended to be called by extension registry. |
| */ |
| public NullTouchpoint() { |
| super(); |
| } |
| |
| public TouchpointType getTouchpointType() { |
| return TouchpointType.NONE; |
| } |
| |
| public boolean supports(String phaseId) { |
| if (phaseId.equals("install") || phaseId.equals("uninstall")) //$NON-NLS-1$ //$NON-NLS-2$ |
| return true; |
| return false; |
| } |
| |
| public ProvisioningAction getAction(String actionId) { |
| return new ProvisioningAction() { |
| public IStatus execute(Map parameters) { |
| return Status.OK_STATUS; |
| } |
| |
| public IStatus undo(Map parameters) { |
| return Status.OK_STATUS; |
| } |
| }; |
| } |
| } |