| // 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.auto.value.AutoValue; |
| import com.google.common.base.Preconditions; |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.actions.Artifact; |
| 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; |
| |
| /** The collection of source jars from the transitive closure. */ |
| @AutoValue |
| @Immutable |
| public abstract class JavaSourceJarsProvider implements TransitiveInfoProvider { |
| |
| public static JavaSourceJarsProvider create( |
| NestedSet<Artifact> transitiveSourceJars, Iterable<Artifact> sourceJars) { |
| return new AutoValue_JavaSourceJarsProvider( |
| transitiveSourceJars, ImmutableList.copyOf(sourceJars)); |
| } |
| |
| JavaSourceJarsProvider() {} |
| |
| /** |
| * Returns all the source jars in the transitive closure, that can be reached by a chain of |
| * JavaSourceJarsProvider instances. |
| */ |
| public abstract NestedSet<Artifact> getTransitiveSourceJars(); |
| |
| /** Return the source jars that are to be built when the target is on the command line. */ |
| public abstract ImmutableList<Artifact> getSourceJars(); |
| |
| public static JavaSourceJarsProvider merge(Iterable<JavaSourceJarsProvider> providers) { |
| JavaSourceJarsProvider.Builder result = builder(); |
| for (JavaSourceJarsProvider provider : providers) { |
| result.mergeFrom(provider); |
| } |
| return result.build(); |
| } |
| |
| /** Returns a builder for a {@link JavaSourceJarsProvider}. */ |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| /** A builder for {@link JavaSourceJarsProvider}. */ |
| public static final class Builder { |
| |
| private final ImmutableList.Builder<Artifact> sourceJars = ImmutableList.builder(); |
| private final NestedSetBuilder<Artifact> transitiveSourceJars = NestedSetBuilder.stableOrder(); |
| |
| /** Add a source jar that is to be built when the target is on the command line. */ |
| public Builder addSourceJar(Artifact sourceJar) { |
| sourceJars.add(Preconditions.checkNotNull(sourceJar)); |
| return this; |
| } |
| |
| /** Add source jars to be built when the target is on the command line. */ |
| public Builder addAllSourceJars(Iterable<Artifact> sourceJars) { |
| this.sourceJars.addAll(Preconditions.checkNotNull(sourceJars)); |
| return this; |
| } |
| |
| /** |
| * Add a source jar in the transitive closure, that can be reached by a chain of |
| * JavaSourceJarsProvider instances. |
| */ |
| public Builder addTransitiveSourceJar(Artifact transitiveSourceJar) { |
| transitiveSourceJars.add(Preconditions.checkNotNull(transitiveSourceJar)); |
| return this; |
| } |
| |
| /** |
| * Add source jars in the transitive closure, that can be reached by a chain of |
| * JavaSourceJarsProvider instances. |
| */ |
| public Builder addAllTransitiveSourceJars(NestedSet<Artifact> transitiveSourceJars) { |
| this.transitiveSourceJars.addTransitive(Preconditions.checkNotNull(transitiveSourceJars)); |
| return this; |
| } |
| |
| /** Merge the source jars and transitive source jars from the provider into this builder. */ |
| public Builder mergeFrom(JavaSourceJarsProvider provider) { |
| addAllTransitiveSourceJars(provider.getTransitiveSourceJars()); |
| addAllSourceJars(provider.getSourceJars()); |
| return this; |
| } |
| |
| public JavaSourceJarsProvider build() { |
| return JavaSourceJarsProvider.create(transitiveSourceJars.build(), sourceJars.build()); |
| } |
| } |
| } |