@Nullable
@VisibleForTesting
public <P extends TransitiveInfoProvider> P getProvider(Class<P> providerClass) {
AnalysisUtils.checkProvider(providerClass);
return providerClass.cast(providers.get(providerClass));
}
/** Add a specific provider with a given value. */
public RuleConfiguredTargetBuilder addProvider(
Class<? extends TransitiveInfoProvider> key, TransitiveInfoProvider value) {
Preconditions.checkNotNull(key);
Preconditions.checkNotNull(value);
AnalysisUtils.checkProvider(key);
providers.put(key, value);
return this;
}
@Nullable
@Override
public <P extends TransitiveInfoProvider> P getProvider(Class<P> provider) {
AnalysisUtils.checkProvider(provider);
if (provider.isAssignableFrom(getClass())) {
return provider.cast(this);
} else {
return null;
}
}
/** Adds a provider to the aspect. */
public Builder addProvider(
Class<? extends TransitiveInfoProvider> key, TransitiveInfoProvider value) {
Preconditions.checkNotNull(key);
Preconditions.checkNotNull(value);
AnalysisUtils.checkProvider(key);
Preconditions.checkState(!providers.containsKey(key));
Preconditions.checkArgument(
!SkylarkProviders.class.equals(key), "Do not provide SkylarkProviders directly");
providers.put(key, value);
return this;
}