Revert "Don't use java_library for java_import neverlink"

Revert submission 2786699-import-sdk-version-none

Reason for revert: b/306220520

Reverted changes: /q/submissionid:2786699-import-sdk-version-none

Change-Id: I4fbe5fa54dc11fac898a7f15704833f01b9fa269
diff --git a/bp2build/java_import_conversion_test.go b/bp2build/java_import_conversion_test.go
index ad69ed5..bba2f50 100644
--- a/bp2build/java_import_conversion_test.go
+++ b/bp2build/java_import_conversion_test.go
@@ -52,15 +52,13 @@
 }
 `,
 		ExpectedBazelTargets: []string{
-			MakeBazelTarget("filegroup", "example_import-jars", AttrNameToString{
-				"srcs": `["import.jar"]`,
-			}),
 			MakeBazelTarget("java_import", "example_import", AttrNameToString{
-				"jars": `[":example_import-jars"]`,
+				"jars": `["import.jar"]`,
 			}),
-			MakeBazelTarget("java_import", "example_import-neverlink", AttrNameToString{
-				"jars":      `[":example_import-jars"]`,
-				"neverlink": `True`,
+			MakeBazelTarget("java_library", "example_import-neverlink", AttrNameToString{
+				"exports":     `[":example_import"]`,
+				"neverlink":   `True`,
+				"sdk_version": `"none"`,
 			}),
 		}})
 }
@@ -88,19 +86,17 @@
 }
 `,
 		ExpectedBazelTargets: []string{
-			MakeBazelTarget("filegroup", "example_import-jars", AttrNameToString{
-				"srcs": `select({
+			MakeBazelTarget("java_import", "example_import", AttrNameToString{
+				"jars": `select({
         "//build/bazel_common_rules/platforms/os:android": ["android.jar"],
         "//build/bazel_common_rules/platforms/os:linux_glibc": ["linux.jar"],
         "//conditions:default": [],
     })`,
 			}),
-			MakeBazelTarget("java_import", "example_import", AttrNameToString{
-				"jars": `[":example_import-jars"]`,
-			}),
-			MakeBazelTarget("java_import", "example_import-neverlink", AttrNameToString{
-				"jars":      `[":example_import-jars"]`,
-				"neverlink": `True`,
+			MakeBazelTarget("java_library", "example_import-neverlink", AttrNameToString{
+				"exports":     `[":example_import"]`,
+				"neverlink":   `True`,
+				"sdk_version": `"none"`,
 			}),
 		}})
 }
@@ -121,15 +117,13 @@
 }
 `,
 		ExpectedBazelTargets: []string{
-			MakeBazelTarget("filegroup", "example_import-jars", AttrNameToString{
-				"srcs": `["import.jar"]`,
-			}),
 			MakeBazelTarget("java_import", "example_import", AttrNameToString{
-				"jars": `[":example_import-jars"]`,
+				"jars": `["import.jar"]`,
 			}),
-			MakeBazelTarget("java_import", "example_import-neverlink", AttrNameToString{
-				"jars":      `[":example_import-jars"]`,
-				"neverlink": `True`,
+			MakeBazelTarget("java_library", "example_import-neverlink", AttrNameToString{
+				"exports":     `[":example_import"]`,
+				"neverlink":   `True`,
+				"sdk_version": `"none"`,
 			}),
 		}})
 }
@@ -148,15 +142,13 @@
 }
 `,
 		ExpectedBazelTargets: []string{
-			MakeBazelTarget("filegroup", "test_lib-jars", AttrNameToString{
-				"srcs": `["test.jar"]`,
-			}),
 			MakeBazelTarget("java_import", "test_lib", AttrNameToString{
-				"jars": `[":test_lib-jars"]`,
+				"jars": `["test.jar"]`,
 			}),
-			MakeBazelTarget("java_import", "test_lib-neverlink", AttrNameToString{
-				"jars":      `[":test_lib-jars"]`,
-				"neverlink": `True`,
+			MakeBazelTarget("java_library", "test_lib-neverlink", AttrNameToString{
+				"exports":     `[":test_lib"]`,
+				"neverlink":   `True`,
+				"sdk_version": `"none"`,
 			}),
 		},
 	}, func(ctx android.RegistrationContext) {
diff --git a/java/java.go b/java/java.go
index 0594a8b..990a084 100644
--- a/java/java.go
+++ b/java/java.go
@@ -3403,14 +3403,9 @@
 	return libName
 }
 
-type importAttributes struct {
-	Jars      bazel.LabelListAttribute
-	Exports   bazel.LabelListAttribute
-	Neverlink *bool
-}
-
-type filegroupAttrs struct {
-	Srcs bazel.LabelListAttribute
+type bazelJavaImportAttributes struct {
+	Jars    bazel.LabelListAttribute
+	Exports bazel.LabelListAttribute
 }
 
 // java_import bp2Build converter.
@@ -3426,36 +3421,28 @@
 		}
 	}
 
-	name := android.RemoveOptionalPrebuiltPrefix(i.Name())
-	filegroupTargetName := name + "-jars"
-
-	ctx.CreateBazelTargetModule(
-		bazel.BazelTargetModuleProperties{
-			Rule_class:        "filegroup",
-			Bzl_load_location: "//build/bazel/rules:filegroup.bzl",
-		},
-		android.CommonAttributes{Name: filegroupTargetName},
-		&filegroupAttrs{
-			Srcs: jars,
-		},
-	)
-
-	attrs := &importAttributes{
-		Jars: bazel.MakeSingleLabelListAttribute(bazel.Label{Label: ":" + filegroupTargetName}),
+	attrs := &bazelJavaImportAttributes{
+		Jars: jars,
 	}
 	props := bazel.BazelTargetModuleProperties{
 		Rule_class:        "java_import",
 		Bzl_load_location: "//build/bazel/rules/java:import.bzl",
 	}
 
+	name := android.RemoveOptionalPrebuiltPrefix(i.Name())
+
 	ctx.CreateBazelTargetModule(props, android.CommonAttributes{Name: name}, attrs)
 
-	neverlinkAttrs := &importAttributes{
-		Jars:      attrs.Jars,
-		Neverlink: proptools.BoolPtr(true),
+	neverlink := true
+	neverlinkAttrs := &javaLibraryAttributes{
+		Neverlink: bazel.BoolAttribute{Value: &neverlink},
+		Exports:   bazel.MakeSingleLabelListAttribute(bazel.Label{Label: ":" + name}),
+		javaCommonAttributes: &javaCommonAttributes{
+			Sdk_version: bazel.StringAttribute{Value: proptools.StringPtr("none")},
+		},
 	}
 	ctx.CreateBazelTargetModule(
-		props,
+		javaLibraryBazelTargetModuleProperties(),
 		android.CommonAttributes{Name: name + "-neverlink"},
 		neverlinkAttrs)
 }