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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.cpp;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import com.google.devtools.build.lib.analysis.AnalysisUtils;
import com.google.devtools.build.lib.analysis.TransitiveInfoCollection;
import com.google.devtools.build.lib.analysis.TransitiveInfoProvider;
import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
import com.google.devtools.build.lib.packages.NativeInfo;
import com.google.devtools.build.lib.packages.NativeProvider;
import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec;
import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec.VisibleForSerialization;
import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable;
import com.google.devtools.build.lib.skylarkinterface.SkylarkModule;
import com.google.devtools.build.lib.skylarkinterface.SkylarkModuleCategory;
/** Wrapper for every C++ compilation provider. */
@Immutable
@AutoCodec
@SkylarkModule(
name = "cc_compilation_info",
documented = false,
category = SkylarkModuleCategory.PROVIDER,
doc = "Wrapper for every C++ compilation provider"
)
public final class CcCompilationInfo extends NativeInfo {
public static final NativeProvider<CcCompilationInfo> PROVIDER =
new NativeProvider<CcCompilationInfo>(CcCompilationInfo.class, "CcCompilationInfo") {};
private final CcCompilationContextInfo ccCompilationContextInfo;
@AutoCodec.Instantiator
@VisibleForSerialization
CcCompilationInfo(CcCompilationContextInfo ccCompilationContextInfo) {
super(PROVIDER);
this.ccCompilationContextInfo = ccCompilationContextInfo;
}
@SkylarkCallable(
name = "cc_compilation_context_info",
structField = true,
allowReturnNones = true,
doc = "Returns compilation information for this C++ target."
)
public CcCompilationContextInfo getCcCompilationContextInfo() {
return ccCompilationContextInfo;
}
/** A Builder for {@link CcCompilationInfo}. */
public static class Builder {
CcCompilationContextInfo ccCompilationContextInfo;
public static CcCompilationInfo.Builder create() {
return new CcCompilationInfo.Builder();
}
public <P extends TransitiveInfoProvider> Builder setCcCompilationContextInfo(
CcCompilationContextInfo ccCompilationContextInfo) {
Preconditions.checkState(this.ccCompilationContextInfo == null);
this.ccCompilationContextInfo = ccCompilationContextInfo;
return this;
}
public CcCompilationInfo build() {
return new CcCompilationInfo(ccCompilationContextInfo);
}
}
public static ImmutableList<CcCompilationContextInfo> getCcCompilationContextInfos(
Iterable<? extends TransitiveInfoCollection> deps) {
ImmutableList.Builder<CcCompilationContextInfo> ccCompilationContextInfosBuilder =
ImmutableList.builder();
for (CcCompilationInfo ccCompilationInfo :
AnalysisUtils.getProviders(deps, CcCompilationInfo.PROVIDER)) {
CcCompilationContextInfo ccCompilationContextInfo =
ccCompilationInfo.getCcCompilationContextInfo();
if (ccCompilationContextInfo != null) {
ccCompilationContextInfosBuilder.add(ccCompilationContextInfo);
}
}
return ccCompilationContextInfosBuilder.build();
}
}
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