/** @return The module version, or null if there is a failure to resolve this selector. */
public ModuleVersionResolveState resolveModuleRevisionId() {
if (targetModuleRevision != null) {
return targetModuleRevision;
}
if (failure != null) {
return null;
}
idResolveResult = new DefaultBuildableComponentIdResolveResult();
resolver.resolve(dependencyMetaData, idResolveResult);
if (idResolveResult.getFailure() != null) {
failure = idResolveResult.getFailure();
return null;
}
targetModuleRevision = resolveState.getRevision(idResolveResult.getModuleVersionId());
targetModuleRevision.addResolver(this);
targetModuleRevision.selectionReason = idResolveResult.getSelectionReason();
targetModule = targetModuleRevision.module;
targetModule.addSelector(this);
return targetModuleRevision;
}
public ComponentSelectionReason getSelectionReason() {
return targetModuleRevision == null
? idResolveResult.getSelectionReason()
: targetModuleRevision.getSelectionReason();
}