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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
* Code 9 - ongoing development
******************************************************************************/
package org.eclipse.equinox.internal.p2.touchpoint.eclipse;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.*;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.p2.core.helpers.LogHelper;
import org.eclipse.equinox.internal.provisional.frameworkadmin.FrameworkAdminRuntimeException;
import org.eclipse.equinox.internal.provisional.p2.core.ProvisionException;
import org.eclipse.equinox.internal.provisional.p2.engine.*;
import org.eclipse.equinox.internal.provisional.p2.metadata.IArtifactKey;
import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
import org.eclipse.osgi.util.NLS;
public class EclipseTouchpoint extends Touchpoint {
public static final String PROFILE_PROP_LAUNCHER_NAME = "eclipse.touchpoint.launcherName"; //$NON-NLS-1$
public static final String PARM_MANIPULATOR = "manipulator"; //$NON-NLS-1$
public static final String PARM_PLATFORM_CONFIGURATION = "platformConfiguration"; //$NON-NLS-1$
public static final String PARM_SOURCE_BUNDLES = "sourceBundles"; //$NON-NLS-1$
public static final String PARM_IU = "iu"; //$NON-NLS-1$
private static final String NATIVE_TOUCHPOINT_ID = "org.eclipse.equinox.p2.touchpoint.natives"; //$NON-NLS-1$
private static List NATIVE_ACTIONS = Arrays.asList(new String[] {"ln", "mkdir", "rmdir"}); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$
private static final String VALIDATE_PROFILE = "org.eclipse.equinox.internal.p2.touchpoint.eclipse.validateProfile"; //$NON-NLS-1$
private static Map manipulators = new WeakHashMap();
private static Map wrappers = new WeakHashMap();
private static Map sourceManipulators = new WeakHashMap();
private static Map preparedIUs = new WeakHashMap();
private static synchronized LazyManipulator getManipulator(IProfile profile) {
LazyManipulator manipulator = (LazyManipulator) manipulators.get(profile);
if (manipulator == null) {
manipulator = new LazyManipulator(profile);
manipulators.put(profile, manipulator);
}
return manipulator;
}
private static synchronized void saveManipulator(IProfile profile) throws FrameworkAdminRuntimeException, IOException {
LazyManipulator manipulator = (LazyManipulator) manipulators.remove(profile);
if (manipulator != null)
manipulator.save(false);
}
private static synchronized PlatformConfigurationWrapper getPlatformConfigurationWrapper(IProfile profile, LazyManipulator manipulator) {
PlatformConfigurationWrapper wrapper = (PlatformConfigurationWrapper) wrappers.get(profile);
if (wrapper == null) {
File configLocation = Util.getConfigurationFolder(profile);
URI poolURI = Util.getBundlePoolLocation(profile);
wrapper = new PlatformConfigurationWrapper(configLocation, poolURI, manipulator);
wrappers.put(profile, wrapper);
}
return wrapper;
}
private static synchronized void savePlatformConfigurationWrapper(IProfile profile) throws ProvisionException {
PlatformConfigurationWrapper wrapper = (PlatformConfigurationWrapper) wrappers.remove(profile);
if (wrapper != null)
wrapper.save();
}
private static synchronized SourceManipulator getSourceManipulator(IProfile profile) {
SourceManipulator sourceManipulator = (SourceManipulator) sourceManipulators.get(profile);
if (sourceManipulator == null) {
sourceManipulator = new SourceManipulator(profile);
sourceManipulators.put(profile, sourceManipulator);
}
return sourceManipulator;
}
private static synchronized void saveSourceManipulator(IProfile profile) throws IOException {
SourceManipulator sourceManipulator = (SourceManipulator) sourceManipulators.remove(profile);
if (sourceManipulator != null)
sourceManipulator.save();
}
private static synchronized IInstallableUnit getPreparedIU(IProfile profile, IInstallableUnit iu) {
Map preparedProfileIUs = (Map) preparedIUs.get(profile);
if (preparedProfileIUs == null)
return null;
return (IInstallableUnit) preparedProfileIUs.get(iu);
}
private static synchronized void savePreparedIU(IProfile profile, IInstallableUnit iu) {
Map preparedProfileIUs = (Map) preparedIUs.get(profile);
if (preparedProfileIUs == null) {
preparedProfileIUs = new HashMap();
preparedIUs.put(profile, preparedProfileIUs);
}
preparedProfileIUs.put(iu, iu);
}
private static synchronized boolean hasPreparedIUs(IProfile profile) {
return preparedIUs.get(profile) != null;
}
private static synchronized void clearProfileState(IProfile profile) {
manipulators.remove(profile);
wrappers.remove(profile);
sourceManipulators.remove(profile);
preparedIUs.remove(profile);
}
public IStatus prepare(IProfile profile) {
try {
if (hasPreparedIUs(profile))
return validateProfile(profile);
} catch (RuntimeException e) {
return Util.createError(Messages.error_saving_manipulator, e);
}
return Status.OK_STATUS;
}
public IStatus commit(IProfile profile) {
MultiStatus status = new MultiStatus(Activator.ID, IStatus.OK, null, null);
try {
saveManipulator(profile);
} catch (RuntimeException e) {
status.add(Util.createError(Messages.error_saving_manipulator, e));
} catch (IOException e) {
status.add(Util.createError(Messages.error_saving_manipulator, e));
}
try {
savePlatformConfigurationWrapper(profile);
} catch (RuntimeException e) {
status.add(Util.createError(Messages.error_saving_platform_configuration, e));
} catch (ProvisionException pe) {
status.add(Util.createError(Messages.error_saving_platform_configuration, pe));
}
try {
saveSourceManipulator(profile);
} catch (RuntimeException e) {
status.add(Util.createError(Messages.error_saving_source_bundles_list, e));
} catch (IOException e) {
status.add(Util.createError(Messages.error_saving_source_bundles_list, e));
}
return status;
}
public IStatus rollback(IProfile profile) {
clearProfileState(profile);
return Status.OK_STATUS;
}
public String qualifyAction(String actionId) {
String touchpointQualifier = NATIVE_ACTIONS.contains(actionId) ? NATIVE_TOUCHPOINT_ID : Activator.ID;
return touchpointQualifier + "." + actionId; //$NON-NLS-1$
}
public IStatus initializePhase(IProgressMonitor monitor, IProfile profile, String phaseId, Map touchpointParameters) {
LazyManipulator manipulator = getManipulator(profile);
touchpointParameters.put(PARM_MANIPULATOR, manipulator);
touchpointParameters.put(PARM_SOURCE_BUNDLES, getSourceManipulator(profile));
touchpointParameters.put(PARM_PLATFORM_CONFIGURATION, getPlatformConfigurationWrapper(profile, manipulator));
return null;
}
public IStatus initializeOperand(IProfile profile, Operand operand, Map parameters) {
IInstallableUnit iu = (IInstallableUnit) parameters.get(PARM_IU);
if (iu != null && Boolean.valueOf(iu.getProperty(IInstallableUnit.PROP_PARTIAL_IU)).booleanValue()) {
IInstallableUnit preparedIU = prepareIU(iu, profile);
if (preparedIU == null)
return Util.createError(NLS.bind(Messages.failed_prepareIU, iu));
parameters.put(PARM_IU, preparedIU);
}
return Status.OK_STATUS;
}
public IInstallableUnit prepareIU(IInstallableUnit iu, IProfile profile) {
IInstallableUnit preparedIU = getPreparedIU(profile, iu);
if (preparedIU != null)
return preparedIU;
Class c = null;
try {
c = Class.forName("org.eclipse.equinox.p2.publisher.eclipse.BundlesAction"); //$NON-NLS-1$
if (c != null)
c = Class.forName("org.eclipse.osgi.service.resolver.PlatformAdmin"); //$NON-NLS-1$
} catch (ClassNotFoundException e) {
LogHelper.log(Util.createError(NLS.bind(Messages.publisher_not_available, e.getMessage())));
return null;
}
if (c != null) {
IArtifactKey[] artifacts = iu.getArtifacts();
if (artifacts == null || artifacts.length == 0)
return iu;
IArtifactKey artifactKey = artifacts[0];
if (artifactKey == null)
return iu;
File bundleFile = Util.getArtifactFile(artifactKey, profile);
if (bundleFile == null) {
LogHelper.log(Util.createError(NLS.bind(Messages.artifact_file_not_found, artifactKey.toString())));
return null;
}
preparedIU = PublisherUtil.createBundleIU(artifactKey, bundleFile);
savePreparedIU(profile, preparedIU);
return preparedIU;
}
// should not occur
throw new IllegalStateException(Messages.unexpected_prepareiu_error);
}
private IStatus validateProfile(IProfile profile) {
// by default we validate
if (Boolean.FALSE.toString().equals(profile.getProperty(VALIDATE_PROFILE)))
return Status.OK_STATUS;
Class c = null;
try {
c = Class.forName("org.eclipse.equinox.internal.provisional.p2.director.IPlanner"); //$NON-NLS-1$
} catch (ClassNotFoundException e) {
//ignore and proceed without validation
return null;
}
if (c != null) {
return DirectorUtil.validateProfile(profile);
}
return null;
}
}
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