| /******************************************************************************* |
| * 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.model; |
| |
| import org.eclipse.equinox.internal.p2.ui.ProvUIMessages; |
| import org.eclipse.equinox.internal.p2.ui.model.RemoteQueriedElement; |
| import org.eclipse.equinox.internal.provisional.p2.core.ProvisionException; |
| import org.eclipse.equinox.internal.provisional.p2.engine.IProfile; |
| import org.eclipse.equinox.internal.provisional.p2.query.IQueryable; |
| import org.eclipse.equinox.internal.provisional.p2.ui.ProvUIImages; |
| import org.eclipse.equinox.internal.provisional.p2.ui.operations.ProvisioningUtil; |
| import org.eclipse.equinox.internal.provisional.p2.ui.policy.IQueryProvider; |
| import org.eclipse.osgi.util.NLS; |
| |
| /** |
| * Element wrapper class for a profile that uses the query |
| * mechanism to obtain its contents. |
| * |
| * @since 3.4 |
| */ |
| public class ProfileElement extends RemoteQueriedElement { |
| String profileId; |
| |
| public ProfileElement(String profileId) { |
| this.profileId = profileId; |
| } |
| |
| public Object getAdapter(Class adapter) { |
| if (adapter == IProfile.class) |
| return getQueryable(); |
| return super.getAdapter(adapter); |
| } |
| |
| protected String getImageId(Object obj) { |
| return ProvUIImages.IMG_PROFILE; |
| } |
| |
| public String getLabel(Object o) { |
| return profileId; |
| } |
| |
| protected int getDefaultQueryType() { |
| return IQueryProvider.INSTALLED_IUS; |
| } |
| |
| public IQueryable getQueryable() { |
| try { |
| return ProvisioningUtil.getProfile(profileId); |
| } catch (ProvisionException e) { |
| handleException(e, NLS.bind(ProvUIMessages.ProfileElement_InvalidProfile, profileId)); |
| return null; |
| } |
| } |
| |
| /* |
| * Overridden to check whether we know the profile id rather |
| * than fetch the profile from the registry using getQueryable() |
| * (non-Javadoc) |
| * @see org.eclipse.equinox.internal.provisional.p2.ui.query.QueriedElement#knowsQueryable() |
| */ |
| public boolean knowsQueryable() { |
| return profileId != null; |
| } |
| |
| /* |
| * Overridden to check the children so that profiles |
| * showing in profile views accurately reflect if they |
| * are empty. We do not cache the children because often |
| * this element is the input of a view and when the view |
| * is refreshed we want to refetch the children. |
| * |
| * (non-Javadoc) |
| * @see org.eclipse.equinox.internal.p2.ui.model.RemoteQueriedElement#isContainer() |
| */ |
| public boolean isContainer() { |
| return super.getChildren(this).length > 0; |
| } |
| } |