Android开发之玩转 Gradle，你可不能不熟悉 Transform，三面美团Android岗
Transform transform = customTransforms.get(i);
// Check the transform only applies to supported scopes for libraries:
// We cannot transform scopes that are not packaged in the library
// itself.
Sets.SetView difference =
Sets.difference(transform.getScopes(), TransformManager.PROJECT_ONLY);
if (!difference.isEmpty()) {
String scopes = difference.toString();
globalScope
.getAndroidBuilder()
.getIssueReporter()
.reportError(
Type.GENERIC,
new EvalIssueException(
String.format(
“Transforms with scopes ‘%s’ cannot be applied to library projects.”,
scopes)));
}
List deps = customTransformsDependencies.get(i);
transformManager.addTransform(
taskFactory,
variantScope,
transform,
null,
task -> {
if (!deps.isEmpty()) {
task.dependsOn(deps);
}
},
taskProvider -> {
// if the task is a no-op then we make assemble task
// depend on it.
if (transform.getScopes().isEmpty()) {
TaskFactoryUtils.dependsOn(
variantScope.getTaskContainer().getAssembleTask(),
taskProvider);
}
});
}
// Now add transforms for intermediate publishing (projects to projects).
File jarOutputFolder = variantScope.getIntermediateJarOutputFolder();
File mainClassJar = new File(jarOutputFolder, FN_CLASSES_JAR);
File mainResJar = new File(jarOutputFolder, FN_INTERMEDIATE_RES_JAR);
LibraryIntermediateJarsTransform intermediateTransform =
new LibraryIntermediateJarsTransform(
mainClassJar,