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// Copyright 2014 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.lib.rules.objc;
import com.google.common.base.Optional;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.analysis.ConfiguredTarget;
import com.google.devtools.build.lib.analysis.RuleContext;
import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
import com.google.devtools.build.lib.packages.RuleClass.ConfiguredTargetFactory.RuleErrorException;
import com.google.devtools.build.lib.rules.RuleConfiguredTargetFactory;
/**
* Implementation for the "objc_proto_library" rule.
*/
public class ObjcProtoLibrary implements RuleConfiguredTargetFactory {
@Override
public ConfiguredTarget create(final RuleContext ruleContext)
throws InterruptedException, RuleErrorException {
ProtoAttributes attributes = new ProtoAttributes(ruleContext);
attributes.validate();
if (attributes.hasPortableProtoFilters()) {
return createProtobufTarget(ruleContext);
} else {
return createProtocolBuffers2Target(ruleContext);
}
}
private ConfiguredTarget createProtobufTarget(RuleContext ruleContext)
throws InterruptedException, RuleErrorException {
NestedSetBuilder<Artifact> filesToBuild = NestedSetBuilder.stableOrder();
ProtobufSupport protoSupport =
new ProtobufSupport(ruleContext).registerGenerationActions().addFilesToBuild(filesToBuild);
Optional<XcodeProvider> xcodeProvider = protoSupport.getXcodeProvider();
new XcodeSupport(ruleContext)
.registerActions(xcodeProvider.get())
.addFilesToBuild(filesToBuild);
return ObjcRuleClasses.ruleConfiguredTarget(ruleContext, filesToBuild.build())
.addProvider(ObjcProvider.class, protoSupport.getObjcProvider().get())
.addProvider(XcodeProvider.class, xcodeProvider.get())
.build();
}
private ConfiguredTarget createProtocolBuffers2Target(RuleContext ruleContext)
throws InterruptedException, RuleErrorException {
NestedSetBuilder<Artifact> filesToBuild = NestedSetBuilder.stableOrder();
ProtocolBuffers2Support protoSupport =
new ProtocolBuffers2Support(ruleContext)
.registerGenerationActions()
.registerCompilationActions()
.addFilesToBuild(filesToBuild);
XcodeProvider xcodeProvider = protoSupport.getXcodeProvider();
new XcodeSupport(ruleContext).registerActions(xcodeProvider).addFilesToBuild(filesToBuild);
return ObjcRuleClasses.ruleConfiguredTarget(ruleContext, filesToBuild.build())
.addProvider(ObjcProvider.class, protoSupport.getObjcProvider())
.addProvider(XcodeProvider.class, xcodeProvider)
.build();
}
}
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