diff options
Diffstat (limited to 'bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/internal/p2/engine/phases/Uninstall.java')
| -rw-r--r-- | bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/internal/p2/engine/phases/Uninstall.java | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/internal/p2/engine/phases/Uninstall.java b/bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/internal/p2/engine/phases/Uninstall.java new file mode 100644 index 000000000..a58d9bbe6 --- /dev/null +++ b/bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/internal/p2/engine/phases/Uninstall.java @@ -0,0 +1,125 @@ +/******************************************************************************* + * Copyright (c) 2007, 2009 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.phases; + +import java.util.*; +import org.eclipse.core.runtime.*; +import org.eclipse.equinox.internal.p2.engine.*; +import org.eclipse.equinox.internal.provisional.p2.core.eventbus.IProvisioningEventBus; +import org.eclipse.equinox.p2.core.IProvisioningAgent; +import org.eclipse.equinox.p2.engine.*; +import org.eclipse.equinox.p2.engine.spi.ProvisioningAction; +import org.eclipse.equinox.p2.engine.spi.Touchpoint; +import org.eclipse.equinox.p2.metadata.IArtifactKey; +import org.eclipse.equinox.p2.metadata.IInstallableUnit; +import org.eclipse.equinox.p2.metadata.query.FragmentQuery; + +public class Uninstall extends InstallableUnitPhase { + + final static class BeforeUninstallEventAction extends ProvisioningAction { + public IStatus execute(Map<String, Object> parameters) { + IProfile profile = (IProfile) parameters.get(PARM_PROFILE); + String phaseId = (String) parameters.get(PARM_PHASE_ID); + InstallableUnitOperand operand = (InstallableUnitOperand) parameters.get(PARM_OPERAND); + IProvisioningAgent agent = (IProvisioningAgent) parameters.get(PARM_AGENT); + ((IProvisioningEventBus) agent.getService(IProvisioningEventBus.SERVICE_NAME)).publishEvent(new InstallableUnitEvent(phaseId, true, profile, operand, InstallableUnitEvent.UNINSTALL, getTouchpoint())); + return null; + } + + public IStatus undo(Map<String, Object> parameters) { + Profile profile = (Profile) parameters.get(PARM_PROFILE); + String phaseId = (String) parameters.get(PARM_PHASE_ID); + InstallableUnitOperand operand = (InstallableUnitOperand) parameters.get(PARM_OPERAND); + IInstallableUnit iu = (IInstallableUnit) parameters.get(PARM_IU); + profile.addInstallableUnit(iu); + IProvisioningAgent agent = (IProvisioningAgent) parameters.get(PARM_AGENT); + ((IProvisioningEventBus) agent.getService(IProvisioningEventBus.SERVICE_NAME)).publishEvent(new InstallableUnitEvent(phaseId, false, profile, operand, InstallableUnitEvent.INSTALL, getTouchpoint())); + return null; + } + } + + final static class AfterUninstallEventAction extends ProvisioningAction { + public IStatus execute(Map<String, Object> parameters) { + Profile profile = (Profile) parameters.get(PARM_PROFILE); + String phaseId = (String) parameters.get(PARM_PHASE_ID); + InstallableUnitOperand operand = (InstallableUnitOperand) parameters.get(PARM_OPERAND); + IInstallableUnit iu = (IInstallableUnit) parameters.get(PARM_IU); + profile.removeInstallableUnit(iu); + IProvisioningAgent agent = (IProvisioningAgent) parameters.get(PARM_AGENT); + ((IProvisioningEventBus) agent.getService(IProvisioningEventBus.SERVICE_NAME)).publishEvent(new InstallableUnitEvent(phaseId, false, profile, operand, InstallableUnitEvent.UNINSTALL, getTouchpoint())); + return null; + } + + public IStatus undo(Map<String, Object> parameters) { + IProfile profile = (IProfile) parameters.get(PARM_PROFILE); + String phaseId = (String) parameters.get(PARM_PHASE_ID); + InstallableUnitOperand operand = (InstallableUnitOperand) parameters.get(PARM_OPERAND); + IProvisioningAgent agent = (IProvisioningAgent) parameters.get(PARM_AGENT); + ((IProvisioningEventBus) agent.getService(IProvisioningEventBus.SERVICE_NAME)).publishEvent(new InstallableUnitEvent(phaseId, true, profile, operand, InstallableUnitEvent.INSTALL, getTouchpoint())); + return null; + } + } + + public Uninstall(int weight, boolean forced) { + super(IPhaseSet.PHASE_UNINSTALL, weight, forced); + } + + public Uninstall(int weight) { + this(weight, false); + } + + protected boolean isApplicable(InstallableUnitOperand op) { + return (op.first() != null && !op.first().equals(op.second())); + } + + protected List<ProvisioningAction> getActions(InstallableUnitOperand currentOperand) { + //TODO: monitor.subTask(NLS.bind(Messages.Engine_Uninstalling_IU, unit.getId())); + + ProvisioningAction beforeAction = new BeforeUninstallEventAction(); + ProvisioningAction afterAction = new AfterUninstallEventAction(); + + IInstallableUnit unit = currentOperand.first(); + Touchpoint touchpoint = getActionManager().getTouchpointPoint(unit.getTouchpointType()); + if (touchpoint != null) { + beforeAction.setTouchpoint(touchpoint); + afterAction.setTouchpoint(touchpoint); + } + + ArrayList<ProvisioningAction> actions = new ArrayList<ProvisioningAction>(); + actions.add(beforeAction); + + if (FragmentQuery.isFragment(unit)) { + actions.add(afterAction); + return actions; + } + + List<ProvisioningAction> parsedActions = getActions(unit, phaseId); + if (parsedActions != null) + actions.addAll(parsedActions); + actions.add(afterAction); + return actions; + } + + protected String getProblemMessage() { + return Messages.Phase_Uninstall_Error; + } + + protected IStatus initializeOperand(IProfile profile, InstallableUnitOperand operand, Map<String, Object> parameters, IProgressMonitor monitor) { + IInstallableUnit iu = operand.first(); + parameters.put(PARM_IU, iu); + + Collection<IArtifactKey> artifacts = iu.getArtifacts(); + if (artifacts != null && artifacts.size() > 0) + parameters.put(PARM_ARTIFACT, artifacts.iterator().next()); + + return Status.OK_STATUS; + } +} |