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/*******************************************************************************
* 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.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Iterator;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper;
import org.eclipse.equinox.internal.provisional.p2.engine.IProfile;
import org.eclipse.equinox.internal.provisional.p2.engine.ISurrogateProfileHandler;
import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.internal.provisional.p2.metadata.query.InstallableUnitQuery;
import org.eclipse.equinox.internal.provisional.p2.query.Collector;
import org.eclipse.equinox.internal.provisional.p2.query.Query;
import org.eclipse.osgi.service.datalocation.Location;
import org.eclipse.osgi.util.NLS;
public class SurrogateProfileHandler implements ISurrogateProfileHandler {
private static final String NATIVE_TOUCHPOINT_TYPE = "org.eclipse.equinox.p2.native"; //$NON-NLS-1$
private static final String PROP_TYPE_ROOT = "org.eclipse.equinox.p2.type.root"; //$NON-NLS-1$
private static final String P2_ENGINE_DIR = "p2/" + EngineActivator.ID + "/"; //$NON-NLS-1$//$NON-NLS-2$
private static final String OSGI_INSTALL_AREA = "osgi.install.area"; //$NON-NLS-1$
private static final String ECLIPSE_INI_IGNORED = "eclipse.ini.ignored"; //$NON-NLS-1$
private static final String IU_LOCKED = Integer.toString(IInstallableUnit.LOCK_UNINSTALL | IInstallableUnit.LOCK_UPDATE);
private static final String PROP_SURROGATE = "org.eclipse.equinox.p2.surrogate"; //$NON-NLS-1$
private static final String PROP_SHARED_TIMESTAMP = "org.eclipse.equinox.p2.shared.timestamp"; //$NON-NLS-1$
private static final String PROP_BASE = "org.eclipse.equinox.p2.base"; //$NON-NLS-1$
private static final String PROP_RESOLVE = "org.eclipse.equinox.p2.resolve"; //$NON-NLS-1$
private static final String OPTIONAL = "OPTIONAL"; //$NON-NLS-1$
private static final String PROP_INCLUSION_RULES = "org.eclipse.equinox.p2.internal.inclusion.rules"; //$NON-NLS-1$
private SimpleProfileRegistry profileRegistry;
private static void addSharedProfileBaseIUs(final IProfile sharedProfile, final Profile userProfile) {
Query rootIUQuery = new Query() {
public boolean isMatch(Object candidate) {
if (candidate instanceof IInstallableUnit) {
IInstallableUnit iu = (IInstallableUnit) candidate;
if (Boolean.valueOf(sharedProfile.getInstallableUnitProperty(iu, PROP_TYPE_ROOT)).booleanValue())
return true;
if (iu.getTouchpointType().getId().equals(NATIVE_TOUCHPOINT_TYPE))
return true;
}
return false;
}
};
Collector rootIUs = sharedProfile.query(rootIUQuery, new Collector(), null);
for (Iterator iterator = rootIUs.iterator(); iterator.hasNext();) {
IInstallableUnit iu = (IInstallableUnit) iterator.next();
userProfile.addInstallableUnit(iu);
userProfile.addInstallableUnitProperties(iu, sharedProfile.getInstallableUnitProperties(iu));
userProfile.setInstallableUnitProperty(iu, IInstallableUnit.PROP_PROFILE_LOCKED_IU, IU_LOCKED);
userProfile.setInstallableUnitProperty(iu, PROP_BASE, Boolean.TRUE.toString());
}
}
private static void removeUserProfileBaseIUs(final Profile userProfile) {
Query rootIUQuery = new Query() {
public boolean isMatch(Object candidate) {
if (candidate instanceof IInstallableUnit) {
IInstallableUnit iu = (IInstallableUnit) candidate;
if (Boolean.valueOf(userProfile.getInstallableUnitProperty(iu, PROP_BASE)).booleanValue())
return true;
}
return false;
}
};
Collector rootIUs = userProfile.query(rootIUQuery, new Collector(), null);
for (Iterator iterator = rootIUs.iterator(); iterator.hasNext();) {
IInstallableUnit iu = (IInstallableUnit) iterator.next();
userProfile.removeInstallableUnit(iu);
}
}
private static void markRootsOptional(final Profile userProfile) {
Query rootIUQuery = new Query() {
public boolean isMatch(Object candidate) {
if (candidate instanceof IInstallableUnit) {
IInstallableUnit iu = (IInstallableUnit) candidate;
if (Boolean.valueOf(userProfile.getInstallableUnitProperty(iu, PROP_TYPE_ROOT)).booleanValue())
return true;
}
return false;
}
};
Collector rootIUs = userProfile.query(rootIUQuery, new Collector(), null);
for (Iterator iterator = rootIUs.iterator(); iterator.hasNext();) {
IInstallableUnit iu = (IInstallableUnit) iterator.next();
userProfile.setInstallableUnitProperty(iu, PROP_INCLUSION_RULES, OPTIONAL);
}
}
private static void updateProperties(final IProfile sharedProfile, Profile userProfile) {
userProfile.setProperty(PROP_SHARED_TIMESTAMP, Long.toString(sharedProfile.getTimestamp()));
Location installLocation = (Location) ServiceHelper.getService(EngineActivator.getContext(), Location.class.getName(), Location.INSTALL_FILTER);
File installFolder = new File(installLocation.getURL().getPath());
if (Boolean.valueOf(sharedProfile.getProperty(IProfile.PROP_ROAMING)).booleanValue()) {
userProfile.setProperty(IProfile.PROP_INSTALL_FOLDER, installFolder.getAbsolutePath());
userProfile.setProperty(IProfile.PROP_SHARED_CACHE, installFolder.getAbsolutePath());
userProfile.setProperty(IProfile.PROP_ROAMING, Boolean.FALSE.toString());
} else {
String cache = sharedProfile.getProperty(IProfile.PROP_CACHE);
if (cache != null)
userProfile.setProperty(IProfile.PROP_SHARED_CACHE, cache);
}
Location configurationLocation = (Location) ServiceHelper.getService(EngineActivator.getContext(), Location.class.getName(), Location.CONFIGURATION_FILTER);
File configurationFolder = new File(configurationLocation.getURL().getPath());
userProfile.setProperty(IProfile.PROP_CACHE, configurationFolder.getParentFile().getAbsolutePath());
userProfile.setProperty(IProfile.PROP_CONFIGURATION_FOLDER, configurationFolder.getAbsolutePath());
File launcherConfigFile = new File(configurationFolder, ECLIPSE_INI_IGNORED);
userProfile.setProperty(IProfile.PROP_LAUNCHER_CONFIGURATION, launcherConfigFile.getAbsolutePath());
}
private synchronized SimpleProfileRegistry getProfileRegistry() {
if (profileRegistry == null) {
String installArea = EngineActivator.getContext().getProperty(OSGI_INSTALL_AREA);
try {
URL registryURL = new URL(installArea + P2_ENGINE_DIR + SimpleProfileRegistry.DEFAULT_STORAGE_DIR);
File sharedRegistryDirectory = new File(registryURL.getPath());
profileRegistry = new SimpleProfileRegistry(sharedRegistryDirectory, null, false);
} catch (MalformedURLException e) {
//this is not possible because we know the above URL is valid
}
}
return profileRegistry;
}
/* (non-Javadoc)
* @see org.eclipse.equinox.internal.p2.engine.ISurrogateProfileHandler#createProfile(java.lang.String)
*/
public Profile createProfile(String id) {
final IProfile sharedProfile = getProfileRegistry().getProfile(id);
if (sharedProfile == null)
return null;
Profile userProfile = new Profile(id, null, sharedProfile.getProperties());
userProfile.setProperty(PROP_SURROGATE, Boolean.TRUE.toString());
userProfile.setSurrogateProfileHandler(this);
updateProperties(sharedProfile, userProfile);
addSharedProfileBaseIUs(sharedProfile, userProfile);
return userProfile;
}
/* (non-Javadoc)
* @see org.eclipse.equinox.internal.p2.engine.ISurrogateProfileHandler#isSurrogate(org.eclipse.equinox.internal.provisional.p2.engine.IProfile)
*/
public boolean isSurrogate(IProfile profile) {
return Boolean.valueOf(profile.getProperty(PROP_SURROGATE)).booleanValue();
}
/* (non-Javadoc)
* @see org.eclipse.equinox.internal.p2.engine.ISurrogateProfileHandler#queryProfile(org.eclipse.equinox.internal.provisional.p2.engine.IProfile, org.eclipse.equinox.internal.provisional.p2.query.Query, org.eclipse.equinox.internal.provisional.p2.query.Collector, org.eclipse.core.runtime.IProgressMonitor)
*/
public Collector queryProfile(IProfile profile, Query query, Collector collector, IProgressMonitor monitor) {
IProfile sharedProfile = getProfileRegistry().getProfile(profile.getProfileId());
if (sharedProfile != null)
sharedProfile.query(query, collector, monitor);
return profile.query(query, collector, monitor);
}
public boolean updateProfile(Profile userProfile) {
final IProfile sharedProfile = getProfileRegistry().getProfile(userProfile.getProfileId());
if (sharedProfile == null)
throw new IllegalStateException(NLS.bind(Messages.shared_profile_not_found, userProfile.getProfileId()));
String sharedTimeStamp = Long.toString(sharedProfile.getTimestamp());
String userSharedTimeStamp = userProfile.getProperty(PROP_SHARED_TIMESTAMP);
if (userSharedTimeStamp != null && userSharedTimeStamp.equals(sharedTimeStamp))
return false;
updateProperties(sharedProfile, userProfile);
removeUserProfileBaseIUs(userProfile);
if (!userProfile.query(InstallableUnitQuery.ANY, new Collector(), null).isEmpty()) {
userProfile.setProperty(PROP_RESOLVE, Boolean.TRUE.toString());
markRootsOptional(userProfile);
}
addSharedProfileBaseIUs(sharedProfile, userProfile);
return true;
}
}
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