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// Copyright 2015 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.android;
import com.android.builder.core.VariantType;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import com.google.devtools.build.android.aapt2.CompiledResources;
import com.google.devtools.build.android.aapt2.ResourceCompiler;
import java.io.IOException;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.concurrent.ExecutionException;
import java.util.regex.Pattern;
import javax.annotation.Nullable;
/**
* Android data that has yet to be merged and validated, the primary data for the Processor.
*
* <p>The life cycle of AndroidData goes: {@link UnvalidatedAndroidData} -> {@link
* MergedAndroidData} -> {@link DensityFilteredAndroidData} -> {@link DependencyAndroidData}
*/
class UnvalidatedAndroidData extends UnvalidatedAndroidDirectories {
private static final Pattern VALID_REGEX = Pattern.compile(".*:.*:.+");
public static final String EXPECTED_FORMAT = "resources[#resources]:assets[#assets]:manifest";
public static UnvalidatedAndroidData valueOf(String text) {
return valueOf(text, FileSystems.getDefault());
}
@VisibleForTesting
static UnvalidatedAndroidData valueOf(String text, FileSystem fileSystem) {
if (!VALID_REGEX.matcher(text).find()) {
throw new IllegalArgumentException(text + " is not in the format '" + EXPECTED_FORMAT + "'");
}
String[] parts = text.split(":");
return new UnvalidatedAndroidData(
splitPaths(parts[0], fileSystem),
splitPaths(parts[1], fileSystem),
exists(fileSystem.getPath(parts[2])));
}
private final Path manifest;
public UnvalidatedAndroidData(
ImmutableList<Path> resourceDirs, ImmutableList<Path> assetDirs, Path manifest) {
super(resourceDirs, assetDirs);
this.manifest = manifest;
}
public Path getManifest() {
return manifest;
}
@Override
public String toString() {
return String.format("UnvalidatedAndroidData(%s, %s, %s)", resourceDirs, assetDirs, manifest);
}
@Override
public int hashCode() {
return Objects.hash(resourceDirs, assetDirs, manifest);
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof UnvalidatedAndroidData)) {
return false;
}
UnvalidatedAndroidData other = (UnvalidatedAndroidData) obj;
return Objects.equals(other.resourceDirs, resourceDirs)
&& Objects.equals(other.assetDirs, assetDirs)
&& Objects.equals(other.manifest, manifest);
}
public CompiledResources compile(ResourceCompiler compiler, Path workingDirectory)
throws IOException, ExecutionException, InterruptedException {
for (Path resourceDir : resourceDirs) {
compiler.queueDirectoryForCompilation(resourceDir);
}
return archiveCompiledResources(
compiler.getCompiledArtifacts(),
workingDirectory,
workingDirectory.resolve("compiled.zip"));
}
protected CompiledResources archiveCompiledResources(
List<Path> resources, Path workingDirectory, Path output) throws IOException {
return CompiledResources.from(
AndroidResourceOutputs.archiveCompiledResources(
output, workingDirectory, workingDirectory, resources),
manifest,
assetDirs);
}
/* Processes the resources for databinding annotations if dataBindingOut is defined. */
public UnvalidatedAndroidData processDataBindings(
@Nullable Path dataBindingOut, String packagePath, Path dataBindingWorkingDirectory)
throws IOException {
if (dataBindingOut == null) {
return this;
}
Preconditions.checkNotNull(manifest);
Preconditions.checkNotNull(packagePath);
final List<Path> processed = new ArrayList<>();
final Path metadataWorkingDirectory =
Files.createDirectory(dataBindingWorkingDirectory.resolve("metadata"));
final Path databindingResourceRoot = dataBindingWorkingDirectory.resolve("resources");
for (Path resource : resourceDirs) {
processed.add(
AndroidResourceProcessor.processDataBindings(
databindingResourceRoot,
resource,
metadataWorkingDirectory,
VariantType.LIBRARY,
packagePath,
manifest,
false));
}
AndroidResourceOutputs.archiveDirectory(metadataWorkingDirectory, dataBindingOut);
return new UnvalidatedAndroidData(ImmutableList.copyOf(processed), assetDirs, manifest) {
@Override
protected CompiledResources archiveCompiledResources(
List<Path> resources, Path workingDirectory, Path output) throws IOException {
// Update the archiving to ensure that the resources are correctly placed.
return CompiledResources.from(
AndroidResourceOutputs.archiveCompiledResources(
output, databindingResourceRoot, workingDirectory, resources),
manifest,
assetDirs);
}
};
}
}
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