| /******************************************************************************* |
| * 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.provisional.p2.ui.query; |
| |
| import org.eclipse.equinox.internal.provisional.p2.engine.IProfile; |
| import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit; |
| import org.eclipse.equinox.internal.provisional.p2.ui.model.InstalledIUElement; |
| import org.eclipse.equinox.internal.provisional.p2.ui.model.QueriedElementCollector; |
| import org.eclipse.equinox.internal.provisional.p2.ui.policy.IQueryProvider; |
| |
| /** |
| * Collectors that accepts the matched IU's and |
| * wraps them in an InstalledIUElement. |
| * |
| * @since 3.4 |
| */ |
| public class InstalledIUCollector extends QueriedElementCollector { |
| |
| public InstalledIUCollector(IQueryProvider queryProvider, IProfile profile, QueryContext queryContext) { |
| super(queryProvider, profile, queryContext); |
| } |
| |
| /** |
| * Accepts a result that matches the query criteria. |
| * |
| * @param match an object matching the query |
| * @return <code>true</code> if the query should continue, |
| * or <code>false</code> to indicate the query should stop. |
| */ |
| public boolean accept(Object match) { |
| if (!(match instanceof IInstallableUnit)) |
| return true; |
| if (queryable instanceof IProfile) |
| return super.accept(new InstalledIUElement(((IProfile) queryable).getProfileId(), (IInstallableUnit) match)); |
| // shouldn't happen, but is possible if a client reset the queryable to a non-profile. |
| return super.accept(match); |
| } |
| |
| } |