| /******************************************************************************* |
| * Copyright (c) 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.provisional.p2.engine; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit; |
| |
| public class InstallableUnitPropertyOperand extends PropertyOperand { |
| private final IInstallableUnit iu; |
| |
| /** |
| * Creates a new operand that represents replacing a property value associated |
| * with an IU with another. At least one of the provided property values must be |
| * non-null. |
| * |
| * @param iu The IInstallableUnit with which the property is associated |
| * @param key The key of the property being modified |
| * @param first The property value being removed, or <code>null</code> |
| * @param second The property value being added, or <code>null</code> |
| */ |
| public InstallableUnitPropertyOperand(IInstallableUnit iu, String key, Object first, Object second) { |
| super(key, first, second); |
| //the iu must be specified. |
| Assert.isTrue(iu != null); |
| this.iu = iu; |
| } |
| |
| public IInstallableUnit getInstallableUnit() { |
| return iu; |
| } |
| |
| public String toString() { |
| return "IInstallableUnit property for " + iu.toString() + super.toString(); //$NON-NLS-1$ |
| } |
| } |