private ModuleComponentIdentifier chooseBestMatchingDependency(
ModuleVersionListing versions, ModuleVersionSelector requested) {
for (Versioned candidate : sortLatestFirst(versions)) {
// Apply version selection rules
ModuleComponentIdentifier candidateIdentifier =
DefaultModuleComponentIdentifier.newId(
requested.getGroup(), requested.getName(), candidate.getVersion());
ModuleComponentSelector requestedComponentSelector =
DefaultModuleComponentSelector.newSelector(requested);
VersionSelectionInternal selection =
new DefaultVersionSelection(requestedComponentSelector, candidateIdentifier);
versionSelectionRules.apply(selection);
switch (selection.getState()) {
case ACCEPTED:
return candidateIdentifier;
case REJECTED:
continue;
default:
break;
}
// Invoke version matcher
if (versionMatcher.accept(requested.getVersion(), candidate.getVersion())) {
return candidateIdentifier;
}
}
return null;
}
public RenderableUnresolvedDependencyResult(UnresolvedDependencyResult dependency) {
this.dependency = dependency;
ModuleVersionSelector attempted = dependency.getAttempted();
this.actual =
DefaultModuleVersionIdentifier.newId(
attempted.getGroup(), attempted.getName(), attempted.getVersion());
}
public DependencyMetaData withRequestedVersion(String requestedVersion) {
if (requestedVersion.equals(requested.getVersion())) {
return this;
}
ModuleVersionSelector newRequested =
DefaultModuleVersionSelector.newSelector(
requested.getGroup(), requested.getName(), requestedVersion);
ComponentSelector newSelector = DefaultModuleComponentSelector.newSelector(newRequested);
return copyWithTarget(newSelector, newRequested);
}
public UnresolvedDependencyEdge(UnresolvedDependencyResult dependency) {
this.dependency = dependency;
ModuleComponentSelector moduleComponentSelector = dependency.getAttempted();
ModuleVersionSelector attempted =
DefaultModuleVersionSelector.newSelector(
moduleComponentSelector.getGroup(),
moduleComponentSelector.getName(),
moduleComponentSelector.getVersion());
actual =
DefaultModuleVersionIdentifier.newId(
attempted.getGroup(), attempted.getName(), attempted.getVersion());
}
private MutableModuleVersionMetaData resolveComponentMetaData(
DependencyMetaData dependency,
Versioned candidate,
ModuleComponentRepositoryAccess moduleAccess) {
ModuleVersionSelector selector = dependency.getRequested();
ModuleComponentIdentifier candidateId =
DefaultModuleComponentIdentifier.newId(
selector.getGroup(), selector.getName(), candidate.getVersion());
DependencyMetaData moduleVersionDependency =
dependency.withRequestedVersion(candidate.getVersion());
BuildableModuleVersionMetaDataResolveResult descriptorResult =
new DefaultBuildableModuleVersionMetaDataResolveResult();
moduleAccess.resolveComponentMetaData(moduleVersionDependency, candidateId, descriptorResult);
return descriptorResult.getMetaData();
}
public void resolve(DependencyMetaData dependency, BuildableComponentResolveResult result) {
ModuleVersionSelector requested = dependency.getRequested();
LOGGER.debug("Attempting to resolve {} using repositories {}", requested, repositoryNames);
ModuleComponentIdentifier moduleComponentIdentifier =
new DefaultModuleComponentIdentifier(
requested.getGroup(), requested.getName(), requested.getVersion());
ModuleVersionIdentifier moduleVersionIdentifier =
new DefaultModuleVersionIdentifier(
requested.getGroup(), requested.getName(), requested.getVersion());
List<Throwable> errors = new ArrayList<Throwable>();
List<ComponentMetaDataResolveState> resolveStates =
new ArrayList<ComponentMetaDataResolveState>();
for (ModuleComponentRepository repository : repositories) {
resolveStates.add(
new ComponentMetaDataResolveState(
dependency, moduleComponentIdentifier, repository, componentChooser));
}
final RepositoryChainModuleResolution latestResolved = findBestMatch(resolveStates, errors);
if (latestResolved != null) {
LOGGER.debug("Using {} from {}", latestResolved.module.getId(), latestResolved.repository);
for (Throwable error : errors) {
LOGGER.debug("Discarding resolve failure.", error);
}
result.resolved(metaDataFactory.transform(latestResolved));
return;
}
if (!errors.isEmpty()) {
result.failed(new ModuleVersionResolveException(moduleComponentIdentifier, errors));
} else {
for (ComponentMetaDataResolveState resolveState : resolveStates) {
resolveState.applyTo(result);
}
result.notFound(moduleVersionIdentifier);
}
}
/**
* @param selector the selector to get coordinates from
* @return the coordinates in the form of "<group>:<name>"
*/
protected String getCoord(ModuleVersionSelector selector) {
return selector.getGroup() + ":" + selector.getName();
}
/**
* @param details the details to get coordinates from
* @return the coordinates in the form of "<group>:<name>", taken from details.requested.
*/
protected String getCoord(DependencyResolveDetails details) {
ModuleVersionSelector requested = details.getRequested();
return requested.getGroup() + ":" + requested.getName();
}
public boolean canSelectMultipleComponents(ModuleVersionSelector selector) {
return versionMatcher.isDynamic(selector.getVersion()) || versionSelectionRules.hasRules();
}
public String getDynamicConstraintVersion() {
return requested.getVersion();
}