Continue Starlarkification of j2objc_aspect

I've Starlarkified "java" function and its related functions.

"proto" part from j2objc_aspect is already Starlarkified. "build_aspect" is the next part.

PiperOrigin-RevId: 538140848
Change-Id: I9575f60c1658cf9f9350a0b52b058d5bc54e4daf

src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcConfiguration.java

@@ -156,13 +156,27 @@ public boolean experimentalJ2ObjcHeaderMap() {
     return experimentalJ2ObjcHeaderMap;
   }
 
+  @Override
+  public boolean getExperimentalJ2ObjcHeaderMapForStarlark(StarlarkThread thread)
+      throws EvalException {
+    checkPrivateAccess(thread);
+    return experimentalJ2ObjcHeaderMap;
+  }
+
   /**
    * Returns whether to use a shorter path for generated header files.
    */
   public boolean experimentalShorterHeaderPath() {
     return experimentalShorterHeaderPath;
   }
 
+  @Override
+  public boolean experimentalShorterHeaderPathforStarlark(StarlarkThread thread)
+      throws EvalException {
+    checkPrivateAccess(thread);
+    return experimentalShorterHeaderPath;
+  }
+
   /** Returns whether objc_library should build generated files using ARC (-fobjc-arc). */
   public boolean compileWithARC() {
     return translationFlags.contains(J2OBJC_USE_ARC_FLAG);

src/main/java/com/google/devtools/build/lib/rules/objc/ObjcStarlarkInternal.java

@@ -29,6 +29,8 @@
 import com.google.devtools.build.lib.packages.Type;
 import com.google.devtools.build.lib.rules.cpp.CcCompilationContext;
 import com.google.devtools.build.lib.rules.cpp.CcLinkingContext;
+import com.google.devtools.build.lib.rules.cpp.CppModuleMap.UmbrellaHeaderStrategy;
+import com.google.devtools.build.lib.rules.objc.IntermediateArtifacts.AlwaysLink;
 import com.google.devtools.build.lib.shell.ShellUtils;
 import com.google.devtools.build.lib.shell.ShellUtils.TokenizationException;
 import com.google.devtools.build.lib.vfs.PathFragment;
@@ -173,6 +175,21 @@ public IntermediateArtifacts createIntermediateArtifacts(
     return new IntermediateArtifacts(starlarkRuleContext.getRuleContext());
   }
 
+  @StarlarkMethod(
+      name = "j2objc_create_intermediate_artifacts",
+      documented = false,
+      parameters = {
+        @Param(name = "ctx", positional = false, named = true),
+      })
+  public IntermediateArtifacts j2objcCreateIntermediateArtifacts(
+      StarlarkRuleContext starlarkRuleContext) {
+    return new IntermediateArtifacts(
+        starlarkRuleContext.getRuleContext(),
+        /* archiveFileNameSuffix= */ "_j2objc",
+        UmbrellaHeaderStrategy.GENERATE,
+        AlwaysLink.TRUE);
+  }
+
   @StarlarkMethod(
       name = "create_compilation_artifacts",
       documented = false,

src/main/java/com/google/devtools/build/lib/starlarkbuildapi/apple/J2ObjcConfigurationApi.java

@@ -40,4 +40,16 @@ public interface J2ObjcConfigurationApi extends StarlarkValue {
 
   @StarlarkMethod(name = "j2objc_library_migration", documented = false, useStarlarkThread = true)
   boolean j2objcLibraryMigrationForStarlark(StarlarkThread thread) throws EvalException;
+
+  @StarlarkMethod(
+      name = "experimental_shorter_header_path",
+      documented = false,
+      useStarlarkThread = true)
+  boolean experimentalShorterHeaderPathforStarlark(StarlarkThread thread) throws EvalException;
+
+  @StarlarkMethod(
+      name = "experimental_j2objc_header_map",
+      documented = false,
+      useStarlarkThread = true)
+  boolean getExperimentalJ2ObjcHeaderMapForStarlark(StarlarkThread thread) throws EvalException;
 }