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// Copyright 2016 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.android;
import static java.util.stream.Collectors.joining;
import com.google.common.collect.Iterables;
import com.google.common.collect.Streams;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.rules.android.AndroidConfiguration.AndroidAaptVersion;
import com.google.devtools.build.lib.rules.android.DataBinding.DataBindingContext;
import com.google.devtools.build.lib.vfs.PathFragment;
import javax.annotation.Nullable;
/** Builder for creating $android_resource_parser action. */
public class AndroidResourceParsingActionBuilder {
// These are only needed when parsing resources with data binding
@Nullable private Artifact manifest;
@Nullable private String javaPackage;
private AndroidResources resources = AndroidResources.empty();
private AndroidAssets assets = AndroidAssets.empty();
// The symbols file is a required output
private Artifact output;
// Optional outputs
@Nullable private Artifact compiledSymbols;
@Nullable private Artifact dataBindingInfoZip;
/** Set the artifact location for the output protobuf. */
public AndroidResourceParsingActionBuilder setOutput(Artifact output) {
this.output = output;
return this;
}
/** Sets the manifest. Will be ignored except when parsing resources with data binding. */
public AndroidResourceParsingActionBuilder setManifest(@Nullable Artifact manifest) {
this.manifest = manifest;
return this;
}
/** Sets the Java package. Will be ignored except when parsing resources with data binding. */
public AndroidResourceParsingActionBuilder setJavaPackage(@Nullable String javaPackage) {
this.javaPackage = javaPackage;
return this;
}
public AndroidResourceParsingActionBuilder setResources(AndroidResources resources) {
this.resources = resources;
return this;
}
public AndroidResourceParsingActionBuilder setAssets(AndroidAssets assets) {
this.assets = assets;
return this;
}
public AndroidResourceParsingActionBuilder setCompiledSymbolsOutput(
@Nullable Artifact compiledSymbols) {
this.compiledSymbols = compiledSymbols;
return this;
}
public AndroidResourceParsingActionBuilder setDataBindingInfoZip(Artifact dataBindingInfoZip) {
this.dataBindingInfoZip = dataBindingInfoZip;
return this;
}
private static String convertRoots(Iterable<PathFragment> roots) {
return Streams.stream(roots).map(Object::toString).collect(joining("#"));
}
private void build(AndroidDataContext dataContext) {
String resourceDirectories =
convertRoots(resources.getResourceRoots()) + ":" + convertRoots(assets.getAssetRoots());
Iterable<Artifact> resourceArtifacts =
Iterables.concat(assets.getAssets(), resources.getResources());
BusyBoxActionBuilder.create(dataContext, "PARSE")
.addInput("--primaryData", resourceDirectories, resourceArtifacts)
.addOutput("--output", output)
.buildAndRegister("Parsing Android resources", "AndroidResourceParser");
if (compiledSymbols != null) {
BusyBoxActionBuilder compiledBuilder =
BusyBoxActionBuilder.create(dataContext, "COMPILE_LIBRARY_RESOURCES")
.addAapt(AndroidAaptVersion.AAPT2)
.addInput("--resources", resourceDirectories, resourceArtifacts)
.addOutput("--output", compiledSymbols);
if (dataBindingInfoZip != null) {
compiledBuilder
.addInput("--manifest", manifest)
.maybeAddFlag("--packagePath", javaPackage)
.addOutput("--dataBindingInfoOut", dataBindingInfoZip);
}
compiledBuilder.buildAndRegister("Compiling Android resources", "AndroidResourceCompiler");
}
}
/**
* Builds and registers the action, and returns a copy of the passed resources with artifacts for
* parsed and compiled information.
*/
public ParsedAndroidResources build(
AndroidDataContext dataContext,
AndroidResources androidResources,
StampedAndroidManifest manifest,
DataBindingContext dataBindingContext) {
if (dataBindingInfoZip != null) {
// Manifest information is needed for data binding
setManifest(manifest.getManifest());
setJavaPackage(manifest.getPackage());
}
setResources(androidResources);
build(dataContext);
return ParsedAndroidResources.of(
androidResources,
output,
compiledSymbols,
dataContext.getLabel(),
manifest,
dataBindingContext);
}
public ParsedAndroidAssets build(AndroidDataContext dataContext, AndroidAssets assets) {
setAssets(assets);
build(dataContext);
return ParsedAndroidAssets.of(assets, output, compiledSymbols, dataContext.getLabel());
}
}
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