public static CxxHeaderSourceSpec requireLexYaccSources(
BuildRuleParams params,
BuildRuleResolver ruleResolver,
SourcePathResolver pathResolver,
CxxPlatform cxxPlatform,
ImmutableMap<String, SourcePath> lexSources,
ImmutableMap<String, SourcePath> yaccSources) {
BuildTarget lexYaccTarget = createLexYaccSourcesBuildTarget(params.getBuildTarget());
// Check the cache...
Optional<BuildRule> rule = ruleResolver.getRuleOptional(lexYaccTarget);
if (rule.isPresent()) {
@SuppressWarnings("unchecked")
ContainerBuildRule<CxxHeaderSourceSpec> containerRule =
(ContainerBuildRule<CxxHeaderSourceSpec>) rule.get();
return containerRule.get();
}
// Setup the rules to run lex/yacc.
CxxHeaderSourceSpec lexYaccSources =
CxxDescriptionEnhancer.createLexYaccBuildRules(
params,
ruleResolver,
cxxPlatform,
ImmutableList.<String>of(),
lexSources,
ImmutableList.<String>of(),
yaccSources);
ruleResolver.addToIndex(
ContainerBuildRule.of(params, pathResolver, lexYaccTarget, lexYaccSources));
return lexYaccSources;
}
/**
* Ensure that the build rule generated by the given {@link BuildRuleParams} had been generated by
* it's corresponding {@link Description} and added to the {@link BuildRuleResolver}. If not, call
* into it's associated {@link Description} to generate it's {@link BuildRule}.
*
* @return the {@link BuildRule} generated by the description corresponding to the supplied {@link
* BuildRuleParams}.
*/
public static BuildRule requireBuildRule(
TargetGraph targetGraph,
BuildRuleParams params,
BuildRuleResolver ruleResolver,
Flavor... flavors) {
BuildTarget target = BuildTarget.builder(params.getBuildTarget()).addFlavors(flavors).build();
Optional<BuildRule> rule = ruleResolver.getRuleOptional(target);
if (!rule.isPresent()) {
TargetNode<?> node = targetGraph.get(params.getBuildTarget());
Preconditions.checkNotNull(
node, String.format("%s not in target graph", params.getBuildTarget()));
rule = Optional.of(createBuildRule(targetGraph, params, ruleResolver, node, flavors));
ruleResolver.addToIndex(rule.get());
}
return rule.get();
}
protected BuildRule resolve(BuildTarget target, BuildRuleResolver resolver, String input)
throws MacroException {
BuildTarget other;
try {
other =
BuildTargetParser.INSTANCE.parse(
input, BuildTargetPatternParser.forBaseName(target.getBaseName()));
} catch (BuildTargetParseException e) {
throw new MacroException(e.getMessage(), e);
}
Optional<BuildRule> rule = resolver.getRuleOptional(other);
if (!rule.isPresent()) {
throw new MacroException(String.format("no rule %s", other));
}
return rule.get();
}
/**
* @return a {@link Tool} identified by a @{link BuildTarget} or {@link Path} reference by the
* given section:field, if set.
*/
public Optional<Tool> getTool(String section, String field, BuildRuleResolver resolver) {
Optional<String> value = getValue(section, field);
if (!value.isPresent()) {
return Optional.absent();
}
try {
BuildTarget target = getBuildTargetForFullyQualifiedTarget(value.get());
Optional<BuildRule> rule = resolver.getRuleOptional(target);
if (!rule.isPresent()) {
throw new HumanReadableException("[%s] %s: no rule found for %s", section, field, target);
}
if (!(rule.get() instanceof BinaryBuildRule)) {
throw new HumanReadableException(
"[%s] %s: %s must be an executable rule", section, field, target);
}
return Optional.of(((BinaryBuildRule) rule.get()).getExecutableCommand());
} catch (BuildTargetParseException e) {
checkPathExists(
value.get(), String.format("Overridden %s:%s path not found: ", section, field));
return Optional.<Tool>of(new HashedFileTool(Paths.get(value.get())));
}
}
public static HeaderSymlinkTree requireHeaderSymlinkTree(
BuildRuleParams params,
BuildRuleResolver ruleResolver,
SourcePathResolver pathResolver,
CxxPlatform cxxPlatform,
boolean includeLexYaccHeaders,
ImmutableMap<String, SourcePath> lexSources,
ImmutableMap<String, SourcePath> yaccSources,
ImmutableMap<Path, SourcePath> headers,
HeaderVisibility headerVisibility) {
BuildTarget headerSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
params.getBuildTarget(), cxxPlatform.getFlavor(), headerVisibility);
// Check the cache...
Optional<BuildRule> rule = ruleResolver.getRuleOptional(headerSymlinkTreeTarget);
if (rule.isPresent()) {
Preconditions.checkState(rule.get() instanceof HeaderSymlinkTree);
return (HeaderSymlinkTree) rule.get();
}
HeaderSymlinkTree symlinkTree =
createHeaderSymlinkTree(
params,
ruleResolver,
pathResolver,
cxxPlatform,
includeLexYaccHeaders,
lexSources,
yaccSources,
headers,
headerVisibility);
ruleResolver.addToIndex(symlinkTree);
return symlinkTree;
}
/**
* Creates/finds the set of build rules that correspond to pre-dex'd artifacts that should be
* merged to create the final classes.dex for the APK.
*
* <p>This method may modify {@code ruleResolver}, inserting new rules into its index.
*/
@VisibleForTesting
PreDexMerge createPreDexMergeRule(
AaptPackageResources aaptPackageResources,
Iterable<DexProducedFromJavaLibrary> preDexRulesNotInThePackageableCollection,
AndroidPackageableCollection packageableCollection) {
ImmutableSortedSet.Builder<JavaLibrary> javaLibraryDepsBuilder =
ImmutableSortedSet.naturalOrder();
ImmutableSet.Builder<DexProducedFromJavaLibrary> preDexDeps = ImmutableSet.builder();
preDexDeps.addAll(preDexRulesNotInThePackageableCollection);
for (BuildTarget buildTarget : packageableCollection.getJavaLibrariesToDex()) {
Preconditions.checkState(
!buildTargetsToExcludeFromDex.contains(buildTarget),
"JavaLibrary should have been excluded from target to dex: %s",
buildTarget);
BuildRule libraryRule = ruleResolver.getRule(buildTarget);
// Skip uber R.java since AaptPackageResources takes care of dexing.
if (libraryRule.equals(aaptPackageResources)) {
continue;
}
Preconditions.checkState(libraryRule instanceof JavaLibrary);
JavaLibrary javaLibrary = (JavaLibrary) libraryRule;
// If the rule has no output file (which happens when a java_library has no srcs or
// resources, but export_deps is true), then there will not be anything to dx.
if (javaLibrary.getPathToOutput() == null) {
continue;
}
// Take note of the rule so we add it to the enhanced deps.
javaLibraryDepsBuilder.add(javaLibrary);
// See whether the corresponding IntermediateDexRule has already been added to the
// ruleResolver.
BuildTarget originalTarget = javaLibrary.getBuildTarget();
BuildTarget preDexTarget = BuildTarget.builder(originalTarget).addFlavors(DEX_FLAVOR).build();
Optional<BuildRule> preDexRule = ruleResolver.getRuleOptional(preDexTarget);
if (preDexRule.isPresent()) {
preDexDeps.add((DexProducedFromJavaLibrary) preDexRule.get());
continue;
}
// Create the IntermediateDexRule and add it to both the ruleResolver and preDexDeps.
BuildRuleParams paramsForPreDex =
buildRuleParams.copyWithChanges(
preDexTarget,
Suppliers.ofInstance(
ImmutableSortedSet.of(ruleResolver.getRule(javaLibrary.getBuildTarget()))),
/* extraDeps */ Suppliers.ofInstance(ImmutableSortedSet.<BuildRule>of()));
DexProducedFromJavaLibrary preDex =
new DexProducedFromJavaLibrary(paramsForPreDex, pathResolver, javaLibrary);
ruleResolver.addToIndex(preDex);
preDexDeps.add(preDex);
}
ImmutableSet<DexProducedFromJavaLibrary> allPreDexDeps = preDexDeps.build();
BuildRuleParams paramsForPreDexMerge =
buildRuleParams.copyWithChanges(
createBuildTargetWithFlavor(DEX_MERGE_FLAVOR),
Suppliers.ofInstance(
ImmutableSortedSet.<BuildRule>naturalOrder()
.addAll(getDexMergeDeps(aaptPackageResources, allPreDexDeps))
.addAll(javaLibraryDepsBuilder.build())
.build()),
/* extraDeps */ Suppliers.ofInstance(ImmutableSortedSet.<BuildRule>of()));
PreDexMerge preDexMerge =
new PreDexMerge(
paramsForPreDexMerge,
pathResolver,
primaryDexPath,
dexSplitMode,
allPreDexDeps,
aaptPackageResources,
dxExecutorService,
xzCompressionLevel);
ruleResolver.addToIndex(preDexMerge);
return preDexMerge;
}
