/**
* Constructs the feature configuration from a {@code CToolchain} protocol buffer.
*
* @param toolchain the toolchain configuration as specified by the user.
* @throws InvalidConfigurationException if the configuration has logical errors.
*/
CcToolchainFeatures(CToolchain toolchain) throws InvalidConfigurationException {
// Build up the feature graph.
// First, we build up the map of name -> features in one pass, so that earlier features can
// reference later features in their configuration.
ImmutableList.Builder<Feature> features = ImmutableList.builder();
HashMap<String, Feature> featuresByName = new HashMap<>();
for (CToolchain.Feature toolchainFeature : toolchain.getFeatureList()) {
Feature feature = new Feature(toolchainFeature);
features.add(feature);
if (featuresByName.put(feature.getName(), feature) != null) {
throw new InvalidConfigurationException(
"Invalid toolchain configuration: feature '"
+ feature.getName()
+ "' was specified multiple times.");
}
}
this.features = features.build();
this.featuresByName = ImmutableMap.copyOf(featuresByName);
// Next, we build up all forward references for 'implies' and 'requires' edges.
ImmutableMultimap.Builder<Feature, Feature> implies = ImmutableMultimap.builder();
ImmutableMultimap.Builder<Feature, ImmutableSet<Feature>> requires =
ImmutableMultimap.builder();
// We also store the reverse 'implied by' and 'required by' edges during this pass.
ImmutableMultimap.Builder<Feature, Feature> impliedBy = ImmutableMultimap.builder();
ImmutableMultimap.Builder<Feature, Feature> requiredBy = ImmutableMultimap.builder();
for (CToolchain.Feature toolchainFeature : toolchain.getFeatureList()) {
String name = toolchainFeature.getName();
Feature feature = featuresByName.get(name);
for (CToolchain.FeatureSet requiredFeatures : toolchainFeature.getRequiresList()) {
ImmutableSet.Builder<Feature> allOf = ImmutableSet.builder();
for (String requiredName : requiredFeatures.getFeatureList()) {
Feature required = getFeatureOrFail(requiredName, name);
allOf.add(required);
requiredBy.put(required, feature);
}
requires.put(feature, allOf.build());
}
for (String impliedName : toolchainFeature.getImpliesList()) {
Feature implied = getFeatureOrFail(impliedName, name);
impliedBy.put(implied, feature);
implies.put(feature, implied);
}
}
this.implies = implies.build();
this.requires = requires.build();
this.impliedBy = impliedBy.build();
this.requiredBy = requiredBy.build();
}
/**
* Returns a newly-created {@code ListMetricsOptions} based on the contents of the {@code
* Builder}.
*/
@Override
public Multimap<String, String> buildFormParameters() {
ImmutableMultimap.Builder<String, String> formParameters =
ImmutableMultimap.<String, String>builder();
int dimensionIndex = 1;
// If namespace isn't specified, don't include it
if (namespace != null) {
formParameters.put("Namespace", namespace);
}
// If metricName isn't specified, don't include it
if (metricName != null) {
formParameters.put("MetricName", metricName);
}
// If dimensions isn't specified, don't include it
if (dimensions != null) {
for (Dimension dimension : dimensions) {
formParameters.put("Dimensions.member." + dimensionIndex + ".Name", dimension.getName());
formParameters.put("Dimensions.member." + dimensionIndex + ".Value", dimension.getValue());
dimensionIndex++;
}
}
// If nextToken isn't specified, don't include it
if (nextToken != null) {
formParameters.put("NextToken", nextToken.toString());
}
return formParameters.build();
}
@Value.Derived
public ImmutableMultimap<Response, ResponseSet> responsesToContainingResponseSets() {
final ImmutableMultimap.Builder<Response, ResponseSet> ret = ImmutableMultimap.builder();
for (final ResponseSet responseSet : responseSets()) {
for (final Response response : responseSet) {
ret.put(response, responseSet);
}
}
return ret.build();
}
/**
* Parses a text file which is supposed to be in the following format: "file_path_without_spaces
* file_hash ...." i.e. it parses the first two columns of each line and ignores the rest of it.
*
* @return A multi map from the file hash to its path, which equals the raw path resolved against
* {@code resolvePathAgainst}.
*/
@VisibleForTesting
static ImmutableMultimap<String, Path> parseExopackageInfoMetadata(
Path metadataTxt, Path resolvePathAgainst, ProjectFilesystem filesystem) throws IOException {
ImmutableMultimap.Builder<String, Path> builder = ImmutableMultimap.builder();
for (String line : filesystem.readLines(metadataTxt)) {
// ignore lines that start with '.'
if (line.startsWith(".")) {
continue;
}
List<String> parts = Splitter.on(' ').splitToList(line);
if (parts.size() < 2) {
throw new RuntimeException("Illegal line in metadata file: " + line);
}
builder.put(parts.get(1), resolvePathAgainst.resolve(parts.get(0)));
}
return builder.build();
}
ImmutableMultimap<String, FilterHolder> getFilters() {
return filters.build();
}