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/*******************************************************************************
* Copyright (c) 2007, 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.engine;
import java.util.*;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.p2.engine.*;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.query.*;
/**
* @since 2.0
*/
public class ProvisioningPlan implements IProvisioningPlan {
final IProfile profile;
final List<Operand> operands = new ArrayList<Operand>();
final ProvisioningContext context;
IStatus status;
private IProvisioningPlan installerPlan;
public ProvisioningPlan(IProfile profile, Operand[] operands, ProvisioningContext context) {
this(Status.OK_STATUS, profile, operands, context, null);
}
public ProvisioningPlan(IStatus status, IProfile profile, ProvisioningContext context, IProvisioningPlan installerPlan) {
this(status, profile, null, context, installerPlan);
}
public ProvisioningPlan(IStatus status, IProfile profile, Operand[] operands, ProvisioningContext context, IProvisioningPlan installerPlan) {
Assert.isNotNull(profile);
this.status = status;
this.profile = profile;
if (operands != null)
this.operands.addAll(Arrays.asList(operands));
this.context = (context == null) ? new ProvisioningContext(profile.getProvisioningAgent()) : context;
this.installerPlan = installerPlan;
}
/* (non-Javadoc)
* @see org.eclipse.equinox.p2.engine.IProvisioningPlan#getStatus()
*/
public IStatus getStatus() {
return status;
}
public void setStatus(IStatus status) {
this.status = status;
}
/* (non-Javadoc)
* @see org.eclipse.equinox.p2.engine.IProvisioningPlan#getProfile()
*/
public IProfile getProfile() {
return profile;
}
public Operand[] getOperands() {
return operands.toArray(new Operand[operands.size()]);
}
/* (non-Javadoc)
* @see org.eclipse.equinox.p2.engine.IProvisioningPlan#getRemovals()
*/
public IQueryable<IInstallableUnit> getRemovals() {
return new QueryablePlan(false);
}
/* (non-Javadoc)
* @see org.eclipse.equinox.p2.engine.IProvisioningPlan#getAdditions()
*/
public IQueryable<IInstallableUnit> getAdditions() {
return new QueryablePlan(true);
}
private class QueryablePlan implements IQueryable<IInstallableUnit> {
private boolean addition;
public QueryablePlan(boolean add) {
this.addition = add;
}
public IQueryResult<IInstallableUnit> query(IQuery<IInstallableUnit> query, IProgressMonitor monitor) {
if (operands == null || status.getSeverity() == IStatus.ERROR)
return Collector.emptyCollector();
Collection<IInstallableUnit> list = new ArrayList<IInstallableUnit>();
for (Operand operand : operands) {
if (!(operand instanceof InstallableUnitOperand))
continue;
InstallableUnitOperand op = ((InstallableUnitOperand) operand);
IInstallableUnit iu = addition ? op.second() : op.first();
if (iu != null)
list.add(iu);
}
return query.perform(list.iterator());
}
}
/* (non-Javadoc)
* @see org.eclipse.equinox.p2.engine.IProvisioningPlan#getInstallerPlan()
*/
public IProvisioningPlan getInstallerPlan() {
return installerPlan;
}
public ProvisioningContext getContext() {
return context;
}
public void setInstallerPlan(IProvisioningPlan p) {
installerPlan = p;
}
public void addInstallableUnit(IInstallableUnit iu) {
operands.add(new InstallableUnitOperand(null, iu));
}
public void removeInstallableUnit(IInstallableUnit iu) {
operands.add(new InstallableUnitOperand(iu, null));
}
public void updateInstallableUnit(IInstallableUnit iu1, IInstallableUnit iu2) {
operands.add(new InstallableUnitOperand(iu1, iu2));
}
public void setProfileProperty(String name, String value) {
String currentValue = profile.getProperty(name);
if (value == null && currentValue == null)
return;
operands.add(new PropertyOperand(name, currentValue, value));
}
public void setInstallableUnitProfileProperty(IInstallableUnit iu, String name, String value) {
String currentValue = profile.getInstallableUnitProperty(iu, name);
if (value == null && currentValue == null)
return;
operands.add(new InstallableUnitPropertyOperand(iu, name, currentValue, value));
}
}
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