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[TP] Support no version and version ranges in target definitions
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Fixes #757
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@HannesWell
HannesWell committed Oct 16, 2024
1 parent 2d6fc0c commit c9ed6df
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Showing 8 changed files with 372 additions and 97 deletions.
165 changes: 126 additions & 39 deletions ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/target/IUBundleContainer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
* Manumitting Technologies Inc - bug 437726: wrong error messages opening target definition
* Alexander Fedorov (ArSysOp) - Bug 542425, Bug 574629
* Christoph Läubrich - Bug 568865 - [target] add advanced editing capabilities for custom target platforms
* Hannes Wellmann - Support no version and version ranges in target definitions
*******************************************************************************/
package org.eclipse.pde.internal.core.target;

Expand All @@ -35,6 +36,7 @@
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Collectors;

import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
Expand All @@ -54,9 +56,8 @@
import org.eclipse.equinox.p2.engine.IProfile;
import org.eclipse.equinox.p2.metadata.IArtifactKey;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.metadata.IVersionedId;
import org.eclipse.equinox.p2.metadata.Version;
import org.eclipse.equinox.p2.metadata.VersionedId;
import org.eclipse.equinox.p2.metadata.VersionRange;
import org.eclipse.equinox.p2.query.IQuery;
import org.eclipse.equinox.p2.query.IQueryResult;
import org.eclipse.equinox.p2.query.IQueryable;
Expand All @@ -79,6 +80,68 @@
*/
public class IUBundleContainer extends AbstractBundleContainer {

record UnitDeclaration(String id, VersionRange version, boolean hasVersion) {
private static final String EMPTY_VERSION = Version.emptyVersion.toString();

static UnitDeclaration parse(String id, String version) {
version = version.strip();
if (version.isEmpty() || version.equals(EMPTY_VERSION)) {
return new UnitDeclaration(id, VersionRange.emptyRange, !version.isEmpty());
} else if (version.contains(",")) { //$NON-NLS-1$
return new UnitDeclaration(id, VersionRange.create(version), true);
} else {
return create(id, Version.parseVersion(version));
}
}

static UnitDeclaration create(String id, Version version) {
VersionRange range = new VersionRange(version, true, version, true);
return new UnitDeclaration(id, range, true);
}

UnitDeclaration {
Objects.requireNonNull(id);
Objects.requireNonNull(version);
}

private boolean hasSingleVersion() {
return hasEmptyVersion() || (version.getMaximum().equals(version.getMinimum())
&& version.getIncludeMinimum() && version.getIncludeMaximum());
}

private boolean hasEmptyVersion() {
return version.equals(VersionRange.emptyRange);
}

Version getSingleVersion() {
if (!hasSingleVersion()) {
throw new IllegalStateException("Declaration does not have a single version"); //$NON-NLS-1$
}
return version.getMinimum();
}

IQuery<IInstallableUnit> createIUQuery() {
// For versions such as 0.0.0 or ranges, the IU query may return
// multiple IUs, so we check which is the latest version.
if (hasEmptyVersion()) {
return createLatestIUQuery(id);
} else if (hasSingleVersion()) {
return QueryUtil.createIUQuery(id, version.getMinimum());
} else { // version range
return QueryUtil.createLatestQuery(QueryUtil.createIUQuery(id, version));
}
}

String versionString() {
return hasSingleVersion() ? version.getMinimum().toString() : version.toString();
}

@Override
public String toString() {
return hasEmptyVersion() ? id : id + '/' + versionString();
}
}

/**
* Constant describing the type of bundle container
*/
Expand Down Expand Up @@ -120,13 +183,10 @@ public class IUBundleContainer extends AbstractBundleContainer {
public static final int FOLLOW_REPOSITORY_REFERENCES = 1 << 4;

/** The list of id+version of all root units declared in this container. */
private final Set<IVersionedId> fIUs;
private final Set<UnitDeclaration> fIUs;

/**
* Cached IU's referenced by this bundle container, or <code>null</code> if not
* resolved.
*/
private List<IInstallableUnit> fUnits = List.of();
/** Cached IU's referenced by this bundle container . */
private Map<IInstallableUnit, UnitDeclaration> fUnits = Map.of();

/**
* Repositories to consider, empty if default.
Expand Down Expand Up @@ -166,7 +226,7 @@ public class IUBundleContainer extends AbstractBundleContainer {
* {@link IUBundleContainer#INCLUDE_CONFIGURE_PHASE},
* {@link IUBundleContainer#FOLLOW_REPOSITORY_REFERENCES}
*/
IUBundleContainer(List<IVersionedId> units, List<URI> repositories, int resolutionFlags) {
IUBundleContainer(List<UnitDeclaration> units, List<URI> repositories, int resolutionFlags) {
fIUs = new LinkedHashSet<>(units);
fFlags = resolutionFlags;
fRepos = List.copyOf(repositories);
Expand Down Expand Up @@ -264,16 +324,16 @@ protected TargetBundle[] resolveBundles(ITargetDefinition definition, IProgressM
*/
private void cacheIUs() throws CoreException {
IProfile profile = fSynchronizer.getProfile();
List<IInstallableUnit> result = new ArrayList<>();
Map<IInstallableUnit, UnitDeclaration> result = new LinkedHashMap<>();
MultiStatus status = new MultiStatus(PDECore.PLUGIN_ID, 0, Messages.IUBundleContainer_ProblemsLoadingRepositories);
for (IVersionedId unit : fIUs) {
queryIU(profile, unit, status).ifPresent(result::add);
for (UnitDeclaration unit : fIUs) {
queryIU(profile, unit, status).ifPresent(iu -> result.put(iu, unit));
}
if (!status.isOK()) {
fResolutionStatus = status;
throw new CoreException(status);
}
fUnits = List.copyOf(result);
fUnits = Collections.unmodifiableMap(result);
}

/**
Expand All @@ -288,7 +348,7 @@ private void cacheBundles(ITargetDefinition target) throws CoreException {
boolean onlyStrict = !fSynchronizer.getIncludeAllRequired();
IProfile metadata = fSynchronizer.getProfile();
PermissiveSlicer slicer = new PermissiveSlicer(metadata, new HashMap<>(), true, false, true, onlyStrict, false);
IQueryable<IInstallableUnit> slice = slicer.slice(fUnits, new NullProgressMonitor());
IQueryable<IInstallableUnit> slice = slicer.slice(fUnits.keySet(), new NullProgressMonitor());

if (slicer.getStatus().getSeverity() == IStatus.ERROR) {
// If the slicer has an error, report it instead of returning an empty set
Expand Down Expand Up @@ -365,24 +425,31 @@ public synchronized IUBundleContainer update(Set<String> toUpdate, IProgressMoni
IQueryable<IInstallableUnit> source = P2TargetUtils.getQueryableMetadata(fRepos, isFollowRepositoryReferences(),
progress.split(30));
boolean updated = false;
List<IVersionedId> updatedUnits = new ArrayList<>(fIUs);
List<UnitDeclaration> updatedUnits = new ArrayList<>(fIUs);
SubMonitor loopProgress = progress.split(70).setWorkRemaining(updatedUnits.size());
for (int i = 0; i < updatedUnits.size(); i++) {
IVersionedId unit = updatedUnits.get(i);
if (!toUpdate.isEmpty() && !toUpdate.contains(unit.getId())) {
UnitDeclaration unit = updatedUnits.get(i);
if (!toUpdate.isEmpty() && !toUpdate.contains(unit.id())) {
continue;
}
IQuery<IInstallableUnit> query = QueryUtil.createLatestQuery(QueryUtil.createIUQuery(unit.getId()));
IQuery<IInstallableUnit> query = createLatestIUQuery(unit.id());
Optional<IInstallableUnit> queryResult = queryFirst(source, query, loopProgress.split(1));
Version updatedVersion = queryResult.map(IInstallableUnit::getVersion)
// bail if the feature is no longer available.
.orElseThrow(() -> new CoreException(Status.error(NLS.bind(Messages.IUBundleContainer_1, unit))));
// if the version is different from the spec (up or down), record the change.
if (!updatedVersion.equals(unit.getVersion())) {
if (!unit.hasSingleVersion()) {
updated = true;
// Don't update version ranges. They are usually intended to not
// use the latest version. Updating them is done explicitly.
continue;
}
Version declaredVersion = unit.getSingleVersion();
if (!updatedVersion.equals(declaredVersion)) {
updated = true;
// if the spec was not specific (e.g., 0.0.0) the target def itself has changed.
if (!unit.getVersion().equals(Version.emptyVersion)) {
updatedUnits.set(i, new VersionedId(unit.getId(), updatedVersion));
if (!declaredVersion.equals(Version.emptyVersion)) {
updatedUnits.set(i, UnitDeclaration.create(unit.id(), updatedVersion));
}
}
}
Expand Down Expand Up @@ -486,7 +553,10 @@ public List<URI> getRepositories() {
* @param unit unit to remove from the list of root IUs
*/
public synchronized void removeInstallableUnit(IInstallableUnit unit) {
fIUs.remove(new VersionedId(unit.getId(), unit.getVersion()));
UnitDeclaration description = fUnits.get(unit);
if (description != null) {
fIUs.remove(description);
}
// Need to mark the container as unresolved
clearResolutionStatus();
}
Expand Down Expand Up @@ -571,12 +641,22 @@ public boolean isFollowRepositoryReferences() {
*
* @return the discovered IUs
*/
public List<IInstallableUnit> getInstallableUnits() {
return fUnits;
public Collection<IInstallableUnit> getInstallableUnits() {
return fUnits.keySet();
}

public Map<IInstallableUnit, String> getInstallableUnitSpecifications() {
return fUnits.entrySet().stream().collect(Collectors.toUnmodifiableMap(Map.Entry::getKey, e -> {
UnitDeclaration u = e.getValue();
if (u.hasEmptyVersion() || !u.hasSingleVersion()) {
return u.version().toString();
}
return ""; //$NON-NLS-1$
}));
}

/** Returns the declared installable unit identifiers and versions. */
Collection<IVersionedId> getDeclaredUnits() {
Collection<UnitDeclaration> getDeclaredUnits() {
return Collections.unmodifiableSet(fIUs);
}

Expand Down Expand Up @@ -617,9 +697,12 @@ protected void associateWithTarget(ITargetDefinition target) {
fSynchronizer.setFollowRepositoryReferences((fFlags & FOLLOW_REPOSITORY_REFERENCES) == FOLLOW_REPOSITORY_REFERENCES);
}

private static final Comparator<IVersionedId> BY_ID_THEN_VERSION = Comparator //
.comparing(IVersionedId::getId) //
.thenComparing(IVersionedId::getVersion);
private static final Comparator<UnitDeclaration> BY_ID_THEN_VERSION = Comparator.comparing(UnitDeclaration::id)
// single versions first, then ranges
.thenComparing(u -> !u.hasSingleVersion()) // false<true
.thenComparing(unit -> unit.version().getMinimum())
// for single versions lower-bound == upper-bound
.thenComparing(unit -> unit.version().getMaximum());

@Override
public String serialize() {
Expand Down Expand Up @@ -662,8 +745,10 @@ public String serialize() {
// Generate a predictable order of the elements
fIUs.stream().sorted(BY_ID_THEN_VERSION).forEach(iu -> {
Element unit = document.createElement(TargetDefinitionPersistenceHelper.INSTALLABLE_UNIT);
unit.setAttribute(TargetDefinitionPersistenceHelper.ATTR_ID, iu.getId());
unit.setAttribute(TargetDefinitionPersistenceHelper.ATTR_VERSION, iu.getVersion().toString());
unit.setAttribute(TargetDefinitionPersistenceHelper.ATTR_ID, iu.id());
if (iu.hasVersion()) {
unit.setAttribute(TargetDefinitionPersistenceHelper.ATTR_VERSION, iu.versionString());
}
containerElement.appendChild(unit);
});
try {
Expand All @@ -680,13 +765,14 @@ public String serialize() {
}
}

Collection<IInstallableUnit> getRootIUs(IProgressMonitor monitor) throws CoreException {
Map<IInstallableUnit, Set<VersionRange>> getRootIUs(IProgressMonitor monitor) throws CoreException {
IQueryable<IInstallableUnit> repos = P2TargetUtils.getQueryableMetadata(getRepositories(),
isFollowRepositoryReferences(), monitor);
MultiStatus status = new MultiStatus(PDECore.PLUGIN_ID, 0, Messages.IUBundleContainer_ProblemsLoadingRepositories);
List<IInstallableUnit> result = new ArrayList<>();
for (IVersionedId iu : fIUs) {
queryIU(repos, iu, status).ifPresent(result::add);
Map<IInstallableUnit, Set<VersionRange>> result = new HashMap<>();
for (UnitDeclaration iu : fIUs) {
queryIU(repos, iu, status)
.ifPresent(u -> result.computeIfAbsent(u, __ -> new HashSet<>(1)).add(iu.version()));
}
if (!status.isOK()) {
fResolutionStatus = status;
Expand All @@ -695,12 +781,9 @@ Collection<IInstallableUnit> getRootIUs(IProgressMonitor monitor) throws CoreExc
return result;
}

private Optional<IInstallableUnit> queryIU(IQueryable<IInstallableUnit> queryable, IVersionedId iu,
private Optional<IInstallableUnit> queryIU(IQueryable<IInstallableUnit> queryable, UnitDeclaration iu,
MultiStatus status) {
// For versions such as 0.0.0, the IU query may return multiple IUs, so
// we check which is the latest version
IQuery<IInstallableUnit> query = QueryUtil.createLatestQuery(QueryUtil.createIUQuery(iu));
Optional<IInstallableUnit> queryResult = queryFirst(queryable, query, null);
Optional<IInstallableUnit> queryResult = queryFirst(queryable, iu.createIUQuery(), null);
if (queryResult.isEmpty()) {
status.add(Status.error(NLS.bind(Messages.IUBundleContainer_1, iu)));
}
Expand All @@ -711,6 +794,10 @@ static <T> Optional<T> queryFirst(IQueryable<T> queryable, IQuery<T> query, IPro
return queryable.query(query, monitor).stream().findFirst();
}

private static IQuery<IInstallableUnit> createLatestIUQuery(String id) {
return QueryUtil.createLatestQuery(QueryUtil.createIUQuery(id));
}

@Override
public <T> T getAdapter(Class<T> adapter) {
if (adapter.isInstance(fSynchronizer)) {
Expand Down
7 changes: 2 additions & 5 deletions ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/target/IULocationFactory.java
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Original file line number Diff line number Diff line change
Expand Up @@ -72,11 +72,8 @@ public ITargetLocation getTargetLocation(String type, String serializedXML) thro
if (element.getNodeName().equalsIgnoreCase(TargetDefinitionPersistenceHelper.INSTALLABLE_UNIT)) {
String id = element.getAttribute(TargetDefinitionPersistenceHelper.ATTR_ID);
if (id.length() > 0) {
String version = element.getAttribute(TargetDefinitionPersistenceHelper.ATTR_VERSION);
if (version.length() > 0) {
ids.add(id);
versions.add(version);
}
ids.add(id);
versions.add(element.getAttribute(TargetDefinitionPersistenceHelper.ATTR_VERSION));
}
} else if (element.getNodeName().equalsIgnoreCase(TargetDefinitionPersistenceHelper.REPOSITORY)) {
String loc = element.getAttribute(TargetDefinitionPersistenceHelper.LOCATION);
Expand Down
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