Wire up oneversion in Java toolchain configurations

Copybara Import from #206

BEGIN_PUBLIC
Wire up `oneversion` in Java toolchain configurations (#206)

Closes #206
END_PUBLIC

COPYBARA_INTEGRATE_REVIEW=#206 from fmeum:one_version d65f3d0
PiperOrigin-RevId: 671012643
Change-Id: Ica0aa0053cd8b3ac7e2b882006e9e0b0d98da94b

Author: fmeum

MODULE.bazel

@@ -13,6 +13,7 @@ bazel_dep(name = "bazel_skylib", version = "1.6.1")
 # Required by @remote_java_tools, which is loaded via module extension.
 bazel_dep(name = "rules_proto", version = "4.0.0")
 bazel_dep(name = "rules_license", version = "0.0.3")
+bazel_dep(name = "abseil-cpp", version = "20240116.2", repo_name = "com_google_absl")
 
 register_toolchains("//toolchains:all")
 

toolchains/BUILD

@@ -160,6 +160,11 @@ cc_library(
             actual = "@remote_java_tools_%s//:prebuilt_singlejar" % OS,
             visibility = ["//visibility:private"],
         ),
+        alias(
+            name = "prebuilt_one_version_%s" % OS,
+            actual = "@remote_java_tools_%s//:prebuilt_one_version" % OS,
+            visibility = ["//visibility:private"],
+        ),
         alias(
             name = "turbine_direct_graal_%s" % OS,
             actual = "@remote_java_tools_%s//:turbine_direct_graal" % OS,
@@ -225,6 +230,32 @@ alias(
     }),
 )
 
+alias(
+    name = "one_version",
+    actual = ":one_version_prebuilt_or_cc_binary",
+)
+
+alias(
+    name = "one_version_prebuilt_or_cc_binary",
+    actual = select({
+        "@bazel_tools//src/conditions:darwin_arm64": ":prebuilt_one_version_darwin_arm64",
+        "@bazel_tools//src/conditions:darwin_x86_64": ":prebuilt_one_version_darwin_x86_64",
+        "@bazel_tools//src/conditions:linux_x86_64": ":prebuilt_one_version_linux",
+        "@bazel_tools//src/conditions:windows": ":prebuilt_one_version_windows",
+        "//conditions:default": "@remote_java_tools//:one_version_cc_bin",
+    }),
+)
+
+alias(
+    name = "prebuilt_one_version",
+    actual = select({
+        "@bazel_tools//src/conditions:darwin_arm64": ":prebuilt_one_version_darwin_arm64",
+        "@bazel_tools//src/conditions:darwin_x86_64": ":prebuilt_one_version_darwin_x86_64",
+        "@bazel_tools//src/conditions:linux_x86_64": ":prebuilt_one_version_linux",
+        "@bazel_tools//src/conditions:windows": ":prebuilt_one_version_windows",
+    }),
+)
+
 alias(
     name = "turbine_direct",
     actual = ":turbine_direct_graal_or_java",

toolchains/default_java_toolchain.bzl

@@ -94,6 +94,7 @@ _BASE_TOOLCHAIN_CONFIGURATION = dict(
         "dagger.hilt.processor.internal.root.RootProcessor",  # see b/21307381
     ],
     java_runtime = Label("//toolchains:remotejdk_21"),
+    oneversion = Label("//toolchains:one_version"),
 )
 
 DEFAULT_TOOLCHAIN_CONFIGURATION = _BASE_TOOLCHAIN_CONFIGURATION
@@ -125,13 +126,15 @@ VANILLA_TOOLCHAIN_CONFIGURATION = dict(
 PREBUILT_TOOLCHAIN_CONFIGURATION = dict(
     ijar = [Label("//toolchains:ijar_prebuilt_binary")],
     singlejar = [Label("//toolchains:prebuilt_singlejar")],
+    oneversion = Label("//toolchains:prebuilt_one_version"),
 )
 
 # The new toolchain is using all the tools from sources.
 NONPREBUILT_TOOLCHAIN_CONFIGURATION = dict(
     ijar = [Label("@remote_java_tools//:ijar_cc_binary")],
     singlejar = [Label("@remote_java_tools//:singlejar_cc_bin")],
     header_compiler_direct = [Label("@remote_java_tools//:TurbineDirect")],
+    oneversion = Label("@remote_java_tools//:one_version_cc_bin"),
 )
 
 # If this is changed, the docs for "{,tool_}java_language_version" also