| // 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.java; |
| |
| import com.google.devtools.build.lib.analysis.TransitiveInfoProvider; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSet; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder; |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; |
| import com.google.devtools.build.lib.rules.cpp.LibraryToLink; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec; |
| |
| /** |
| * A target that provides native libraries in the transitive closure of its deps that are needed for |
| * executing Java code. |
| */ |
| @Immutable |
| @AutoCodec |
| public final class JavaNativeLibraryProvider implements TransitiveInfoProvider { |
| |
| private final NestedSet<LibraryToLink> transitiveJavaNativeLibraries; |
| |
| public JavaNativeLibraryProvider(NestedSet<LibraryToLink> transitiveJavaNativeLibraries) { |
| this.transitiveJavaNativeLibraries = transitiveJavaNativeLibraries; |
| } |
| |
| /** |
| * Collects native libraries in the transitive closure of its deps that are needed for executing |
| * Java code. |
| */ |
| public NestedSet<LibraryToLink> getTransitiveJavaNativeLibraries() { |
| return transitiveJavaNativeLibraries; |
| } |
| |
| public static JavaNativeLibraryProvider merge(Iterable<JavaNativeLibraryProvider> deps) { |
| NestedSetBuilder<LibraryToLink> transitiveSourceJars = NestedSetBuilder.stableOrder(); |
| |
| for (JavaNativeLibraryProvider wrapper : deps) { |
| transitiveSourceJars.addTransitive(wrapper.getTransitiveJavaNativeLibraries()); |
| } |
| return new JavaNativeLibraryProvider(transitiveSourceJars.build()); |
| } |
| } |