| // 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.devtools.build.lib.actions.Artifact; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSet; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder; |
| import com.google.devtools.build.lib.collect.nestedset.Order; |
| |
| /** |
| * Contains information about storyboards for a single target. This does not include information |
| * about the transitive closure. A storyboard: |
| * <ul> |
| * <li>Is a single file with an extension of {@code .storyboard} in its uncompiled, checked-in |
| * form. |
| * <li>Can be in a localized {@code .lproj} directory, including {@code Base.lproj}. |
| * <li>Compiles with {@code ibtool} to a directory with extension {@code .storyboardc} (note the |
| * added "c") |
| * </ul> |
| * |
| * <p>The {@link NestedSet}s stored in this class are only one level deep, and do not include the |
| * storyboards in the transitive closure. This is to facilitate structural sharing between copies |
| * of the sequences - the output zips can be added transitively to the inputs of the merge bundle |
| * action, as well as to the files to build set, and only one instance of the sequence exists for |
| * each set. |
| */ |
| final class Storyboards { |
| private final NestedSet<Artifact> outputZips; |
| private final NestedSet<Artifact> inputs; |
| |
| private Storyboards(NestedSet<Artifact> outputZips, NestedSet<Artifact> inputs) { |
| this.outputZips = outputZips; |
| this.inputs = inputs; |
| } |
| |
| public NestedSet<Artifact> getOutputZips() { |
| return outputZips; |
| } |
| |
| public NestedSet<Artifact> getInputs() { |
| return inputs; |
| } |
| |
| static Storyboards empty() { |
| return new Storyboards( |
| NestedSetBuilder.<Artifact>emptySet(Order.STABLE_ORDER), |
| NestedSetBuilder.<Artifact>emptySet(Order.STABLE_ORDER)); |
| } |
| |
| /** |
| * Generates a set of new instances given the raw storyboard inputs. |
| * @param inputs the {@code .storyboard} files. |
| * @param intermediateArtifacts the object used to determine the output zip {@link Artifact}s. |
| */ |
| static Storyboards fromInputs( |
| Iterable<Artifact> inputs, IntermediateArtifacts intermediateArtifacts) { |
| NestedSetBuilder<Artifact> outputZips = NestedSetBuilder.stableOrder(); |
| for (Artifact input : inputs) { |
| outputZips.add(intermediateArtifacts.compiledStoryboardZip(input)); |
| } |
| return new Storyboards(outputZips.build(), NestedSetBuilder.wrap(Order.STABLE_ORDER, inputs)); |
| } |
| } |