// 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.packages; import com.google.common.base.Predicate; import com.google.common.base.Predicates; import com.google.common.collect.HashMultimap; import com.google.common.collect.ImmutableList; import com.google.common.collect.ImmutableListMultimap; import com.google.common.collect.ImmutableSet; import com.google.common.collect.ImmutableSortedSet; import com.google.common.collect.LinkedHashMultimap; import com.google.common.collect.ListMultimap; import com.google.common.collect.Lists; import com.google.common.collect.Multimap; import com.google.common.collect.SetMultimap; import com.google.devtools.build.lib.cmdline.Label; import com.google.devtools.build.lib.cmdline.LabelSyntaxException; import com.google.devtools.build.lib.cmdline.RepositoryName; import com.google.devtools.build.lib.events.Event; import com.google.devtools.build.lib.events.EventHandler; import com.google.devtools.build.lib.events.Location; import com.google.devtools.build.lib.packages.License.DistributionType; import com.google.devtools.build.lib.syntax.EvalException; import com.google.devtools.build.lib.syntax.GlobList; import com.google.devtools.build.lib.syntax.Type; import com.google.devtools.build.lib.util.BinaryPredicate; import com.google.devtools.build.lib.util.Preconditions; import java.util.Collection; import java.util.LinkedHashSet; import java.util.List; import java.util.Set; /** * An instance of a build rule in the build language. A rule has a name, a * package to which it belongs, a class such as cc_library, and * set of typed attributes. The set of attribute names and types is a property * of the rule's class. The use of the term "class" here has nothing to do * with Java classes. All rules are implemented by the same Java classes, Rule * and RuleClass. * *

Here is a typical rule as it appears in a BUILD file: *

 * cc_library(name = 'foo',
 *            defines = ['-Dkey=value'],
 *            srcs = ['foo.cc'],
 *            deps = ['bar'])
 * 
*/ public final class Rule implements Target, DependencyFilter.AttributeInfoProvider { /** Label predicate that allows every label. */ public static final Predicate