use of com.google.devtools.build.lib.analysis.StaticallyLinkedMarkerProvider in project bazel by bazelbuild.
the class BuildTool method validateLicensingForTargets.
/**
* Takes a set of configured targets, and checks if the distribution methods
* declared for the targets are compatible with the constraints imposed by
* their prerequisites' licenses.
*
* @param configuredTargets the targets to check
* @param keepGoing if false, and a licensing error is encountered, both
* generates an error message on the reporter, <em>and</em> throws an
* exception. If true, then just generates a message on the reporter.
* @throws ViewCreationFailedException if the license checking failed (and not
* --keep_going)
*/
private void validateLicensingForTargets(Iterable<ConfiguredTarget> configuredTargets, boolean keepGoing) throws ViewCreationFailedException {
for (ConfiguredTarget configuredTarget : configuredTargets) {
final Target target = configuredTarget.getTarget();
if (TargetUtils.isTestRule(target)) {
// Tests are exempt from license checking
continue;
}
final Set<DistributionType> distribs = target.getDistributions();
StaticallyLinkedMarkerProvider markerProvider = configuredTarget.getProvider(StaticallyLinkedMarkerProvider.class);
boolean staticallyLinked = markerProvider != null && markerProvider.isLinkedStatically();
LicensesProvider provider = configuredTarget.getProvider(LicensesProvider.class);
if (provider != null) {
NestedSet<TargetLicense> licenses = provider.getTransitiveLicenses();
for (TargetLicense targetLicense : licenses) {
if (!targetLicense.getLicense().checkCompatibility(distribs, target, targetLicense.getLabel(), getReporter(), staticallyLinked)) {
if (!keepGoing) {
throw new ViewCreationFailedException("Build aborted due to licensing error");
}
}
}
} else if (configuredTarget.getTarget() instanceof InputFile) {
// Input file targets do not provide licenses because they do not
// depend on the rule where their license is taken from. This is usually
// not a problem, because the transitive collection of licenses always
// hits the rule they come from, except when the input file is a
// top-level target. Thus, we need to handle that case specially here.
//
// See FileTarget#getLicense for more information about the handling of
// license issues with File targets.
License license = configuredTarget.getTarget().getLicense();
if (!license.checkCompatibility(distribs, target, configuredTarget.getLabel(), getReporter(), staticallyLinked)) {
if (!keepGoing) {
throw new ViewCreationFailedException("Build aborted due to licensing error");
}
}
}
}
}
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