Remove support for the Java singlejar implementation.

Fixes #7365

PiperOrigin-RevId: 354917951

src/BUILD

@@ -602,7 +602,6 @@ JAVA_TOOLS_DEPLOY_JARS = [
     "//src/java_tools/buildjar/java/com/google/devtools/build/java/turbine:turbine_direct_binary_deploy.jar",
     "//src/java_tools/junitrunner/java/com/google/testing/coverage:JacocoCoverage_jarjar_deploy.jar",
     "//src/java_tools/junitrunner/java/com/google/testing/junit/runner:Runner_deploy.jar",
-    "//src/java_tools/singlejar/java/com/google/devtools/build/singlejar:bazel-singlejar_deploy.jar",
 ]
 
 release_archive(

src/java_tools/junitrunner/java/com/google/testing/coverage/BUILD

@@ -69,13 +69,13 @@ genrule(
     cmd = "\n".join([
         "JARJAR=\"$$(mktemp -t bazel.XXXXXXXX)\"",
         "\"$(JAVA)\" -jar \"$(location //third_party/jarjar:jarjar_command_deploy.jar)\" process \"$(location :JacocoCoverage.jarjar)\" \"$(location :JacocoCoverage_deploy.jar)\" \"$${JARJAR}\"",
-        "\"$(JAVA)\" -jar \"$(location //src/java_tools/singlejar:SingleJar_deploy.jar)\" --normalize --sources \"$${JARJAR}\" --output \"$@\"",
+        "\"$(location //src/tools/singlejar:singlejar)\" --normalize --sources \"$${JARJAR}\" --output \"$@\"",
         "rm -fr \"$${JARJAR}\"",
     ]),
     tags = ["manual"],
     toolchains = ["@bazel_tools//tools/jdk:current_host_java_runtime"],
     tools = [
-        "//src/java_tools/singlejar:SingleJar_deploy.jar",
+        "//src/tools/singlejar",
         "//third_party/jarjar:jarjar_command_deploy.jar",
         "@bazel_tools//tools/jdk:current_host_java_runtime",
     ],

src/java_tools/singlejar/BUILD

@@ -27,25 +27,3 @@ alias(
     actual = "//src/java_tools/singlejar/java/com/google/devtools/build/singlejar:libSingleJar",
     visibility = ["//visibility:public"],
 )
-
-alias(
-    name = "SingleJar",
-    actual = "//src/java_tools/singlejar/java/com/google/devtools/build/singlejar:bazel-singlejar",
-    visibility = ["//visibility:public"],
-)
-
-alias(
-    name = "SingleJar_deploy.jar",
-    actual = "//src/java_tools/singlejar/java/com/google/devtools/build/singlejar:bazel-singlejar_deploy.jar",
-    visibility = ["//visibility:public"],
-)
-
-alias(
-    name = "bootstrap",
-    actual = "//src/java_tools/singlejar/java/com/google/devtools/build/singlejar:bootstrap",
-)
-
-alias(
-    name = "bootstrap_deploy.jar",
-    actual = "//src/java_tools/singlejar/java/com/google/devtools/build/singlejar:bootstrap_deploy.jar",
-)

src/java_tools/singlejar/java/com/google/devtools/build/singlejar/BUILD

@@ -1,5 +1,4 @@
-load("@rules_java//java:defs.bzl", "java_binary", "java_library")
-load("//tools/build_rules:java_rules_skylark.bzl", "bootstrap_java_binary", "bootstrap_java_library")
+load("@rules_java//java:defs.bzl", "java_library")
 
 # Description:
 #   SingleJar combines multiple zip files and additional files
@@ -35,68 +34,3 @@ java_library(
         "//third_party:jsr305",
     ],
 )
-
-java_library(
-    name = "libSingleJarMain",
-    srcs = glob(["**/*.java"]),
-    # Avoid adding dependencies here - this is a very low-level library and we don't want to pull in
-    # the world, even including commons.
-    deps = [
-        "//src/java_tools/singlejar/java/com/google/devtools/build/zip",
-        "//src/main/java/com/google/devtools/build/lib/shell",
-        "//src/main/protobuf:desugar_deps_java_proto",
-        "//src/main/protobuf:worker_protocol_java_proto",
-        "//third_party:jsr305",
-        "//third_party/protobuf:protobuf_java",
-    ],
-)
-
-java_binary(
-    name = "bazel-singlejar",
-    srcs = glob(["*.java"]),
-    main_class = "com.google.devtools.build.singlejar.SingleJar",
-    visibility = [
-        "//:__subpackages__",
-        "//src/java_tools/singlejar:singlejar_package_group",
-    ],
-    deps = [
-        "//src/java_tools/singlejar/java/com/google/devtools/build/zip",
-        "//src/main/java/com/google/devtools/build/lib/shell",
-        "//src/main/protobuf:desugar_deps_java_proto",
-        "//src/main/protobuf:worker_protocol_java_proto",
-        "//third_party:jsr305",
-        "//third_party/protobuf:protobuf_java",
-    ],
-)
-
-#
-# Bootstrapping using Starlark rules
-#
-
-bootstrap_java_library(
-    name = "starlark-deps",
-    jars = [
-        "//third_party:jsr305-jars",
-    ],
-    tags = ["manual"],
-)
-
-bootstrap_java_binary(
-    name = "bootstrap",
-    srcs = glob(
-        ["**/*.java"],
-        exclude = [
-            "Java8DesugarDepsJarEntryFilter.java",
-            "SingleJarWorker.java",
-        ],
-    ) + [
-        "//src/java_tools/singlejar/java/com/google/devtools/build/zip:java-srcs",
-    ],
-    main_class = "com.google.devtools.build.singlejar.SingleJar",
-    tags = ["manual"],
-    visibility = ["//visibility:public"],
-    deps = [
-        ":starlark-deps",
-        "//src/main/java/com/google/devtools/build/lib/shell:shell-starlark",
-    ],
-)