| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * 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.android.build.gradle.tasks; |
| |
| import com.android.annotations.NonNull; |
| import com.android.build.gradle.internal.incremental.InstantRunBuildContext; |
| import com.android.build.gradle.internal.incremental.InstantRunBuildMode; |
| import com.android.build.gradle.internal.pipeline.TransformTask; |
| import com.android.build.gradle.internal.scope.InstantRunVariantScope; |
| import com.android.build.gradle.internal.scope.TransformVariantScope; |
| import com.android.build.gradle.internal.tasks.AndroidVariantTask; |
| import com.android.build.gradle.internal.tasks.factory.TaskCreationAction; |
| import java.io.IOException; |
| import org.gradle.api.Task; |
| import org.gradle.api.logging.Logger; |
| import org.gradle.api.logging.Logging; |
| import org.gradle.api.tasks.TaskAction; |
| import org.gradle.api.tasks.TaskProvider; |
| |
| /** |
| * Task to disable execution of the InstantRun slicer, dexer and packager when they are not needed. |
| * |
| * <p>The next time they run they will pick up all intermediate changes. |
| * |
| * <p>With multi apk (N or above device) resources are packaged in the main split APK. However when |
| * a warm swap is possible, it is not necessary to produce immediately the new main SPLIT since the |
| * runtime use directly the resources.ap_ file. However, as soon as an incompatible change forcing a |
| * cold swap is triggered, the main APK must be rebuilt (even if the resources were changed in a |
| * previous build). |
| */ |
| public class PreColdSwapTask extends AndroidVariantTask { |
| |
| private static final Logger LOG = Logging.getLogger(PreColdSwapTask.class); |
| |
| private TransformVariantScope transformVariantScope; |
| private InstantRunVariantScope instantRunVariantScope; |
| private InstantRunBuildContext instantRunContext; |
| |
| @TaskAction |
| public void disableBuildTasksAsNeeded() throws IOException { |
| LOG.info("PreColdSwapTask : build mode is {}", |
| instantRunContext.getBuildMode().toString()); |
| |
| switch (instantRunContext.getBuildMode()) { |
| case HOT_WARM: |
| // We can hot swap, don't produce the full apk. |
| instantRunVariantScope.getColdSwapBuildTasks().forEach(this::disableTask); |
| disableTask(instantRunVariantScope.getTaskContainer().getPackageAndroidTask()); |
| break; |
| case COLD: |
| case FULL: |
| // Leave everything enabled. |
| break; |
| default: |
| throw new AssertionError("Unknown " + InstantRunBuildMode.class.getName()); |
| } |
| } |
| |
| private void disableTask(TaskProvider<? extends Task> task) { |
| LOG.info("Disabling task {}", task.getName()); |
| task.configure(t -> t.setEnabled(false)); |
| } |
| |
| public static class CreationAction extends TaskCreationAction<PreColdSwapTask> { |
| |
| @NonNull |
| protected final TransformVariantScope transformVariantScope; |
| @NonNull |
| protected final InstantRunVariantScope instantRunVariantScope; |
| private final TaskProvider<TransformTask> verifierTask; |
| @NonNull |
| protected final String name; |
| |
| public CreationAction( |
| @NonNull String name, |
| @NonNull TransformVariantScope transformVariantScope, |
| @NonNull InstantRunVariantScope instantRunVariantScope, |
| TaskProvider<TransformTask> verifierTask) { |
| this.name = name; |
| this.transformVariantScope = transformVariantScope; |
| this.instantRunVariantScope = instantRunVariantScope; |
| this.verifierTask = verifierTask; |
| } |
| |
| @Override |
| @NonNull |
| public String getName() { |
| return transformVariantScope.getTaskName(name); |
| } |
| |
| @NonNull |
| @Override |
| public Class<PreColdSwapTask> getType() { |
| return PreColdSwapTask.class; |
| } |
| |
| @Override |
| public void configure(@NonNull PreColdSwapTask task) { |
| task.setVariantName(instantRunVariantScope.getFullVariantName()); |
| task.transformVariantScope = transformVariantScope; |
| task.instantRunVariantScope = instantRunVariantScope; |
| task.instantRunContext = instantRunVariantScope.getInstantRunBuildContext(); |
| task.dependsOn(verifierTask); |
| } |
| } |
| } |