Redo D68458151: [buck2][java] Don't add JDK8 stubs for Android javacd…

… actions

Summary:
Redo D68458151 with no changes after fixing an affected build in diff below

NOTE: Please reach out before reverting. If this breaks your build, it is likely easy to fix forward.

Reviewed By: IanChilds

Differential Revision: D68521727

fbshipit-source-id: 5892e7e7862ee6a5cbda05b1d11330d600110519

prelude/java/java_library.bzl

@@ -33,7 +33,7 @@ load(
     "create_plugin_params",
 )
 load("@prelude//java/utils:java_more_utils.bzl", "get_path_separator_for_exec_os")
-load("@prelude//java/utils:java_utils.bzl", "declare_prefixed_name", "derive_javac", "get_abi_generation_mode", "get_class_to_source_map_info", "get_default_info", "get_java_version_attributes", "to_java_version")
+load("@prelude//java/utils:java_utils.bzl", "build_bootclasspath", "declare_prefixed_name", "derive_javac", "get_abi_generation_mode", "get_class_to_source_map_info", "get_default_info", "get_java_version_attributes", "to_java_version")
 load("@prelude//jvm:cd_jar_creator_util.bzl", "postprocess_jar")
 load("@prelude//jvm:nullsafe.bzl", "get_nullsafe_info")
 load("@prelude//linking:shared_libraries.bzl", "SharedLibraryInfo")
@@ -135,16 +135,6 @@ def _build_classpath(actions: AnalysisActions, deps: list[Dependency], additiona
 
     return None
 
-def _build_bootclasspath(bootclasspath_entries: list[Artifact], source_level: int, java_toolchain: JavaToolchainInfo) -> list[Artifact]:
-    bootclasspath_list = []
-    if source_level in [8]:
-        if bootclasspath_entries:
-            bootclasspath_list = bootclasspath_entries
-        elif source_level == 8:
-            expect(java_toolchain.bootclasspath_8, "Must specify bootclasspath for source level 8")
-            bootclasspath_list = java_toolchain.bootclasspath_8
-    return bootclasspath_list
-
 def _append_javac_params(
         ctx: AnalysisContext,
         actions_identifier: [str, None],
@@ -186,7 +176,7 @@ def _append_javac_params(
     javac_args.add("-target")
     javac_args.add(str(target_level))
 
-    bootclasspath_list = _build_bootclasspath(bootclasspath_entries, source_level, java_toolchain)
+    bootclasspath_list = build_bootclasspath(bootclasspath_entries, source_level, java_toolchain)
     if bootclasspath_list:
         cmd.add(_process_classpath(
             ctx.actions,

prelude/java/javacd_jar_creator.bzl

@@ -29,12 +29,12 @@ load(
     "@prelude//java/plugins:java_plugin.bzl",
     "PluginParams",  # @unused Used as a type
 )
+load("@prelude//java/utils:java_utils.bzl", "build_bootclasspath")
 load(
     "@prelude//jvm:cd_jar_creator_util.bzl",
     "BuildMode",
     "OutputPaths",
     "TargetType",
-    "add_java_7_8_bootclasspath",
     "base_qualified_name",
     "declare_prefixed_output",
     "define_output_paths",
@@ -82,7 +82,7 @@ def create_jar_artifact_javacd(
     actions = ctx.actions
     resources_map = get_resources_map(java_toolchain, label.package, resources, resources_root)
 
-    bootclasspath_entries = add_java_7_8_bootclasspath(target_level, bootclasspath_entries, java_toolchain)
+    bootclasspath_entries = build_bootclasspath(bootclasspath_entries, source_level, java_toolchain)
     abi_generation_mode = get_abi_generation_mode(abi_generation_mode, java_toolchain, srcs, annotation_processor_properties)
 
     should_create_class_abi = (

prelude/java/utils/java_utils.bzl

@@ -157,3 +157,14 @@ def get_classpath_subtarget(actions: AnalysisActions, packaging_info: JavaPackag
     proj = packaging_info.packaging_deps.project_as_args("full_jar_args")
     output = actions.write("classpath", proj)
     return {"classpath": [DefaultInfo(output, other_outputs = [proj])]}
+
+def build_bootclasspath(bootclasspath_entries: list[Artifact], source_level: int, java_toolchain: JavaToolchainInfo) -> list[Artifact]:
+    bootclasspath_list = []
+    if source_level in [7, 8]:
+        # bootclasspath_7 is deprecated.
+        if bootclasspath_entries:
+            bootclasspath_list = bootclasspath_entries
+        elif source_level == 8:
+            expect(java_toolchain.bootclasspath_8, "Must specify bootclasspath for source level 8")
+            bootclasspath_list = java_toolchain.bootclasspath_8
+    return bootclasspath_list

prelude/jvm/cd_jar_creator_util.bzl

@@ -22,12 +22,6 @@ load(
 load("@prelude//java/utils:java_utils.bzl", "declare_prefixed_name")
 load("@prelude//utils:expect.bzl", "expect")
 
-def add_java_7_8_bootclasspath(target_level: int, bootclasspath_entries: list[Artifact], java_toolchain: JavaToolchainInfo) -> list[Artifact]:
-    # bootclasspath_7 is deprecated.
-    if target_level == 8:
-        return bootclasspath_entries + java_toolchain.bootclasspath_8
-    return bootclasspath_entries
-
 def declare_prefixed_output(actions: AnalysisActions, prefix: [str, None], output: str, dir: bool = False) -> Artifact:
     return actions.declare_output(declare_prefixed_name(output, prefix), dir = dir)