| /* |
| * Copyright 2022 Google LLC |
| * |
| * 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.android.libraries.mobiledatadownload.populator; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| |
| import com.google.android.libraries.mobiledatadownload.FileGroupPopulator; |
| import com.google.android.libraries.mobiledatadownload.MobileDataDownload; |
| import com.google.android.libraries.mobiledatadownload.internal.logging.LogUtil; |
| import com.google.common.base.Joiner; |
| import com.google.common.base.Optional; |
| import com.google.common.base.Supplier; |
| import com.google.common.collect.Lists; |
| import com.google.common.util.concurrent.ListenableFuture; |
| import com.google.mobiledatadownload.DownloadConfigProto.DataFileGroup; |
| import com.google.mobiledatadownload.DownloadConfigProto.ManifestConfig; |
| |
| /** |
| * FileGroupPopulator that can process the ManifestConfig Flag from phenotype. |
| * |
| * <p>The {@link ManifestConfigFlagPopulator#manifestConfigFlagName} should point to a PH flag of |
| * type {@link ManifestConfig}. |
| * |
| * <p>Client can set an optional ManifestConfigOverrider to return a list of {@link DataFileGroup} |
| * which will be added to MDD. The Overrider will enable the on device targeting. |
| * |
| * <p>NOTE: if an app uses Flag Name Obfuscation, then the passed in flag name must be an obfuscated |
| * name. For more info, see <internal> |
| */ |
| public final class ManifestConfigFlagPopulator implements FileGroupPopulator { |
| |
| private static final String TAG = "ManifestConfigFlagPopulator"; |
| |
| /** |
| * Builder for {@link ManifestConfigFlagPopulator}. |
| * |
| * <p>Either {@code manifestConfigSupplier} or both {@code phPackageName} and {@code |
| * manifestConfigFlagName} should be set. |
| */ |
| public static final class Builder { |
| private Supplier<ManifestConfig> manifestConfigSupplier; |
| |
| private Optional<ManifestConfigOverrider> overriderOptional = Optional.absent(); |
| |
| /** Set the ManifestConfig supplier. */ |
| public Builder setManifestConfigSupplier(Supplier<ManifestConfig> manifestConfigSupplier) { |
| this.manifestConfigSupplier = manifestConfigSupplier; |
| return this; |
| } |
| |
| /** |
| * Sets the optional Overrider that takes a {@link ManifestConfig} and returns a list of {@link |
| * DataFileGroup} which will be added to MDD. The Overrider will enable the on device targeting. |
| */ |
| public Builder setOverriderOptional(Optional<ManifestConfigOverrider> overriderOptional) { |
| this.overriderOptional = overriderOptional; |
| return this; |
| } |
| |
| public ManifestConfigFlagPopulator build() { |
| checkArgument(manifestConfigSupplier != null, "Supplier should be provided."); |
| return new ManifestConfigFlagPopulator(manifestConfigSupplier, overriderOptional); |
| } |
| } |
| |
| private final Supplier<ManifestConfig> manifestConfigSupplier; |
| private final Optional<ManifestConfigOverrider> overriderOptional; |
| |
| /** Returns a Builder for ManifestConfigFlagPopulator. */ |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| private ManifestConfigFlagPopulator( |
| Supplier<ManifestConfig> manifestConfigSupplier, |
| Optional<ManifestConfigOverrider> overriderOptional) { |
| this.manifestConfigSupplier = manifestConfigSupplier; |
| this.overriderOptional = overriderOptional; |
| } |
| |
| @Override |
| public ListenableFuture<Void> refreshFileGroups(MobileDataDownload mobileDataDownload) { |
| ManifestConfig manifestConfig = manifestConfigSupplier.get(); |
| |
| String groups = |
| Joiner.on(",") |
| .join( |
| Lists.transform( |
| manifestConfig.getEntryList(), |
| entry -> entry.getDataFileGroup().getGroupName())); |
| LogUtil.d("%s: Add groups [%s] from ManifestConfig to MDD.", TAG, groups); |
| |
| return ManifestConfigHelper.refreshFromManifestConfig( |
| mobileDataDownload, manifestConfigSupplier.get(), overriderOptional); |
| } |
| } |