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/*******************************************************************************
* Copyright (c) 2008, 2010 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.touchpoint.eclipse.actions;
import java.util.Collection;
import java.util.Map;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.equinox.internal.p2.touchpoint.eclipse.*;
import org.eclipse.equinox.p2.engine.spi.ProvisioningAction;
import org.eclipse.equinox.p2.metadata.IArtifactKey;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.osgi.util.NLS;
public class UninstallFeatureAction extends ProvisioningAction {
public static final String ID = "uninstallFeature"; //$NON-NLS-1$
public IStatus execute(Map<String, Object> parameters) {
return UninstallFeatureAction.uninstallFeature(parameters);
}
public IStatus undo(Map<String, Object> parameters) {
return InstallFeatureAction.installFeature(parameters);
}
public static IStatus uninstallFeature(Map<String, Object> parameters) {
IInstallableUnit iu = (IInstallableUnit) parameters.get(EclipseTouchpoint.PARM_IU);
PlatformConfigurationWrapper configuration = (PlatformConfigurationWrapper) parameters.get(EclipseTouchpoint.PARM_PLATFORM_CONFIGURATION);
String feature = (String) parameters.get(ActionConstants.PARM_FEATURE);
String featureId = (String) parameters.get(ActionConstants.PARM_FEATURE_ID);
String featureVersion = (String) parameters.get(ActionConstants.PARM_FEATURE_VERSION);
Collection<IArtifactKey> artifacts = iu.getArtifacts();
if (artifacts == null || artifacts.isEmpty())
return Util.createError(NLS.bind(Messages.iu_contains_no_arifacts, iu));
IArtifactKey artifactKey = null;
for (IArtifactKey candidate : artifacts) {
if (candidate.toString().equals(feature)) {
artifactKey = candidate;
break;
}
}
if (featureId == null)
return Util.createError(NLS.bind(Messages.parameter_not_set, ActionConstants.PARM_FEATURE_ID, ID));
else if (ActionConstants.PARM_DEFAULT_VALUE.equals(featureId)) {
featureId = artifactKey.getId();
}
if (featureVersion == null)
return Util.createError(NLS.bind(Messages.parameter_not_set, ActionConstants.PARM_FEATURE_VERSION, ID));
else if (ActionConstants.PARM_DEFAULT_VALUE.equals(featureVersion)) {
featureVersion = artifactKey.getVersion().toString();
}
return configuration.removeFeatureEntry(featureId, featureVersion);
}
}
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