diff --git a/api/Android.bp b/api/Android.bp
index d9966fd..4b26eb4 100644
--- a/api/Android.bp
+++ b/api/Android.bp
@@ -284,7 +284,7 @@
 // These are libs from framework-internal-utils that are required (i.e. being referenced)
 // from framework-non-updatable-sources. Add more here when there's a need.
 // DO NOT add the entire framework-internal-utils. It might cause unnecessary circular
-// dependencies when the list gets bigger.
+// dependencies gets bigger.
 android_non_updatable_stubs_libs = [
     "android.hardware.cas-V1.2-java",
     "android.hardware.health-V1.0-java-constants",
@@ -381,11 +381,6 @@
     "sdk_system_current_android",
 ]
 
-java_defaults {
-    name: "module-classpath-java-defaults",
-    libs: non_updatable_api_deps_on_modules,
-}
-
 // Defaults with module APIs in the classpath (mostly from prebuilts).
 // Suitable for compiling android-non-updatable.
 stubs_defaults {
diff --git a/api/StubLibraries.bp b/api/StubLibraries.bp
index d991da5..8dfddf0 100644
--- a/api/StubLibraries.bp
+++ b/api/StubLibraries.bp
@@ -563,12 +563,8 @@
 
 java_defaults {
     name: "android-non-updatable_from_text_defaults",
-    defaults: ["android-non-updatable-stubs-libs-defaults"],
     static_libs: ["framework-res-package-jar"],
     libs: ["stub-annotations"],
-    sdk_version: "none",
-    system_modules: "none",
-    previous_api: ":android.api.public.latest",
 }
 
 java_defaults {
@@ -586,10 +582,10 @@
         "api-stubs-docs-non-updatable.api.contribution",
     ],
     defaults: ["android-non-updatable_everything_from_text_defaults"],
+    full_api_surface_stub: "android_stubs_current.from-text",
     // Use full Android API not just the non-updatable API as the latter is incomplete
     // and can result in incorrect behavior.
     previous_api: ":android.api.combined.public.latest",
-    libs: ["all-modules-public-stubs"],
 }
 
 java_api_library {
@@ -600,10 +596,10 @@
         "system-api-stubs-docs-non-updatable.api.contribution",
     ],
     defaults: ["android-non-updatable_everything_from_text_defaults"],
+    full_api_surface_stub: "android_system_stubs_current.from-text",
     // Use full Android API not just the non-updatable API as the latter is incomplete
     // and can result in incorrect behavior.
     previous_api: ":android.api.combined.system.latest",
-    libs: ["all-modules-system-stubs"],
 }
 
 java_api_library {
@@ -615,10 +611,10 @@
         "test-api-stubs-docs-non-updatable.api.contribution",
     ],
     defaults: ["android-non-updatable_everything_from_text_defaults"],
+    full_api_surface_stub: "android_test_stubs_current.from-text",
     // Use full Android API not just the non-updatable API as the latter is incomplete
     // and can result in incorrect behavior.
     previous_api: ":android.api.combined.test.latest",
-    libs: ["all-modules-system-stubs"],
 }
 
 java_api_library {
@@ -629,10 +625,8 @@
         "system-api-stubs-docs-non-updatable.api.contribution",
         "module-lib-api-stubs-docs-non-updatable.api.contribution",
     ],
-    defaults: [
-        "module-classpath-java-defaults",
-        "android-non-updatable_everything_from_text_defaults",
-    ],
+    defaults: ["android-non-updatable_everything_from_text_defaults"],
+    full_api_surface_stub: "android_module_lib_stubs_current_full.from-text",
     // Use full Android API not just the non-updatable API as the latter is incomplete
     // and can result in incorrect behavior.
     previous_api: ":android.api.combined.module-lib.latest",
@@ -650,16 +644,14 @@
         "test-api-stubs-docs-non-updatable.api.contribution",
         "module-lib-api-stubs-docs-non-updatable.api.contribution",
     ],
-    defaults: [
-        "module-classpath-java-defaults",
-        "android-non-updatable_everything_from_text_defaults",
-    ],
+    defaults: ["android-non-updatable_everything_from_text_defaults"],
+    full_api_surface_stub: "android_test_module_lib_stubs_current.from-text",
 
     // No need to specify previous_api as this is not used for compiling against.
+
     // This module is only used for hiddenapi, and other modules should not
     // depend on this module.
     visibility: ["//visibility:private"],
-    libs: ["all-modules-system-stubs"],
 }
 
 java_defaults {
@@ -673,7 +665,7 @@
 }
 
 java_library {
-    name: "android_stubs_current",
+    name: "android_stubs_current.from-source",
     static_libs: [
         "all-modules-public-stubs",
         "android-non-updatable.stubs",
@@ -683,7 +675,7 @@
 }
 
 java_library {
-    name: "android_stubs_current_exportable",
+    name: "android_stubs_current_exportable.from-source",
     static_libs: [
         "all-modules-public-stubs-exportable",
         "android-non-updatable.stubs.exportable",
@@ -693,7 +685,7 @@
 }
 
 java_library {
-    name: "android_system_stubs_current",
+    name: "android_system_stubs_current.from-source",
     static_libs: [
         "all-modules-system-stubs",
         "android-non-updatable.stubs.system",
@@ -706,7 +698,7 @@
 }
 
 java_library {
-    name: "android_system_stubs_current_exportable",
+    name: "android_system_stubs_current_exportable.from-source",
     static_libs: [
         "all-modules-system-stubs-exportable",
         "android-non-updatable.stubs.exportable.system",
@@ -730,7 +722,7 @@
 }
 
 java_library {
-    name: "android_test_stubs_current",
+    name: "android_test_stubs_current.from-source",
     static_libs: [
         // Updatable modules do not have test APIs, but we want to include their SystemApis, like we
         // include the SystemApi of framework-non-updatable-sources.
@@ -747,7 +739,7 @@
 }
 
 java_library {
-    name: "android_test_stubs_current_exportable",
+    name: "android_test_stubs_current_exportable.from-source",
     static_libs: [
         // Updatable modules do not have test APIs, but we want to include their SystemApis, like we
         // include the SystemApi of framework-non-updatable-sources.
@@ -768,7 +760,7 @@
 
 // This module does not need to be copied to dist
 java_library {
-    name: "android_test_frameworks_core_stubs_current",
+    name: "android_test_frameworks_core_stubs_current.from-source",
     static_libs: [
         "all-updatable-modules-system-stubs",
         "android-non-updatable.stubs.test",
@@ -780,7 +772,7 @@
 }
 
 java_library {
-    name: "android_module_lib_stubs_current",
+    name: "android_module_lib_stubs_current.from-source",
     defaults: [
         "android.jar_defaults",
     ],
@@ -793,7 +785,7 @@
 }
 
 java_library {
-    name: "android_module_lib_stubs_current_exportable",
+    name: "android_module_lib_stubs_current_exportable.from-source",
     defaults: [
         "android.jar_defaults",
         "android_stubs_dists_default",
@@ -809,20 +801,20 @@
 }
 
 java_library {
-    name: "android_system_server_stubs_current",
+    name: "android_system_server_stubs_current.from-source",
     defaults: [
         "android.jar_defaults",
     ],
     srcs: [":services-non-updatable-stubs"],
     installable: false,
     static_libs: [
-        "android_module_lib_stubs_current",
+        "android_module_lib_stubs_current.from-source",
     ],
     visibility: ["//frameworks/base/services"],
 }
 
 java_library {
-    name: "android_system_server_stubs_current_exportable",
+    name: "android_system_server_stubs_current_exportable.from-source",
     defaults: [
         "android.jar_defaults",
         "android_stubs_dists_default",
@@ -830,7 +822,7 @@
     srcs: [":services-non-updatable-stubs{.exportable}"],
     installable: false,
     static_libs: [
-        "android_module_lib_stubs_current_exportable",
+        "android_module_lib_stubs_current_exportable.from-source",
     ],
     dist: {
         dir: "apistubs/android/system-server",
@@ -905,6 +897,215 @@
     },
 }
 
+//
+// Java API defaults and libraries for single tree build
+//
+
+java_defaults {
+    name: "stub-annotation-defaults",
+    libs: [
+        "stub-annotations",
+    ],
+    static_libs: [
+        // stub annotations do not contribute to the API surfaces but are statically
+        // linked in the stubs for API surfaces (see frameworks/base/StubLibraries.bp).
+        // This is because annotation processors insist on loading the classes for any
+        // annotations found, thus should exist inside android.jar.
+        "private-stub-annotations-jar",
+    ],
+    is_stubs_module: true,
+}
+
+// Listing of API domains contribution and dependencies per API surfaces
+java_defaults {
+    name: "android_test_stubs_current_contributions",
+    api_surface: "test",
+    api_contributions: [
+        "framework-virtualization.stubs.source.test.api.contribution",
+        "framework-location.stubs.source.test.api.contribution",
+    ],
+}
+
+java_defaults {
+    name: "android_test_frameworks_core_stubs_current_contributions",
+    api_surface: "test",
+    api_contributions: [
+        "test-api-stubs-docs-non-updatable.api.contribution",
+    ],
+}
+
+java_defaults {
+    name: "android_module_lib_stubs_current_contributions",
+    api_surface: "module-lib",
+    api_contributions: [
+        "api-stubs-docs-non-updatable.api.contribution",
+        "system-api-stubs-docs-non-updatable.api.contribution",
+        "module-lib-api-stubs-docs-non-updatable.api.contribution",
+        "art.module.public.api.stubs.source.api.contribution",
+        "art.module.public.api.stubs.source.system.api.contribution",
+        "art.module.public.api.stubs.source.module_lib.api.contribution",
+        "i18n.module.public.api.stubs.source.api.contribution",
+        "i18n.module.public.api.stubs.source.system.api.contribution",
+        "i18n.module.public.api.stubs.source.module_lib.api.contribution",
+    ],
+    previous_api: ":android.api.combined.module-lib.latest",
+}
+
+// Java API library definitions per API surface
+java_api_library {
+    name: "android_stubs_current.from-text",
+    api_surface: "public",
+    defaults: [
+        // This module is dynamically created at frameworks/base/api/api.go
+        // instead of being written out, in order to minimize edits in the codebase
+        // when there is a change in the list of modules.
+        // that contributes to an api surface.
+        "android_stubs_current_contributions",
+        "stub-annotation-defaults",
+    ],
+    api_contributions: [
+        "api-stubs-docs-non-updatable.api.contribution",
+    ],
+    visibility: ["//visibility:public"],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
+java_api_library {
+    name: "android_system_stubs_current.from-text",
+    api_surface: "system",
+    defaults: [
+        "android_stubs_current_contributions",
+        "android_system_stubs_current_contributions",
+        "stub-annotation-defaults",
+    ],
+    api_contributions: [
+        "api-stubs-docs-non-updatable.api.contribution",
+        "system-api-stubs-docs-non-updatable.api.contribution",
+    ],
+    visibility: ["//visibility:public"],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
+java_api_library {
+    name: "android_test_stubs_current.from-text",
+    api_surface: "test",
+    defaults: [
+        "android_stubs_current_contributions",
+        "android_system_stubs_current_contributions",
+        "android_test_stubs_current_contributions",
+        "stub-annotation-defaults",
+    ],
+    api_contributions: [
+        "api-stubs-docs-non-updatable.api.contribution",
+        "system-api-stubs-docs-non-updatable.api.contribution",
+        "test-api-stubs-docs-non-updatable.api.contribution",
+    ],
+    visibility: ["//visibility:public"],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
+java_api_library {
+    name: "android_test_frameworks_core_stubs_current.from-text",
+    api_surface: "test",
+    defaults: [
+        "android_stubs_current_contributions",
+        "android_system_stubs_current_contributions",
+        "android_test_frameworks_core_stubs_current_contributions",
+    ],
+    libs: [
+        "stub-annotations",
+    ],
+    api_contributions: [
+        "api-stubs-docs-non-updatable.api.contribution",
+        "system-api-stubs-docs-non-updatable.api.contribution",
+    ],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
+java_api_library {
+    name: "android_module_lib_stubs_current_full.from-text",
+    api_surface: "module-lib",
+    defaults: [
+        "android_stubs_current_contributions",
+        "android_system_stubs_current_contributions",
+        "android_module_lib_stubs_current_contributions_full",
+    ],
+    libs: [
+        "stub-annotations",
+    ],
+    api_contributions: [
+        "api-stubs-docs-non-updatable.api.contribution",
+        "system-api-stubs-docs-non-updatable.api.contribution",
+        "module-lib-api-stubs-docs-non-updatable.api.contribution",
+    ],
+    visibility: ["//visibility:public"],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
+java_api_library {
+    name: "android_module_lib_stubs_current.from-text",
+    api_surface: "module-lib",
+    defaults: [
+        "android_module_lib_stubs_current_contributions",
+    ],
+    libs: [
+        "android_module_lib_stubs_current_full.from-text",
+        "stub-annotations",
+    ],
+    visibility: ["//visibility:public"],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
+java_api_library {
+    name: "android_test_module_lib_stubs_current.from-text",
+    api_surface: "module-lib",
+    defaults: [
+        "android_stubs_current_contributions",
+        "android_system_stubs_current_contributions",
+        "android_test_stubs_current_contributions",
+        "android_module_lib_stubs_current_contributions",
+    ],
+    libs: [
+        "android_module_lib_stubs_current_full.from-text",
+        "stub-annotations",
+    ],
+    api_contributions: [
+        "test-api-stubs-docs-non-updatable.api.contribution",
+    ],
+
+    // This module is only used to build android-non-updatable.stubs.test_module_lib
+    // and other modules should not depend on this module.
+    visibility: [
+        "//visibility:private",
+    ],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
+java_api_library {
+    name: "android_system_server_stubs_current.from-text",
+    api_surface: "system-server",
+    api_contributions: [
+        "services-non-updatable-stubs.api.contribution",
+    ],
+    libs: [
+        "android_module_lib_stubs_current.from-text",
+        "stub-annotations",
+    ],
+    static_libs: [
+        "android_module_lib_stubs_current.from-text",
+    ],
+    visibility: ["//visibility:public"],
+    enable_validation: false,
+    stubs_type: "everything",
+}
+
 ////////////////////////////////////////////////////////////////////////
 // api-versions.xml generation, for public and system. This API database
 // also contains the android.test.* APIs.
diff --git a/api/api.go b/api/api.go
index 5b7f534..b6b1a7e 100644
--- a/api/api.go
+++ b/api/api.go
@@ -15,7 +15,9 @@
 package api
 
 import (
+	"fmt"
 	"sort"
+	"strings"
 
 	"github.com/google/blueprint/proptools"
 
@@ -462,6 +464,79 @@
 	}
 }
 
+func createApiContributionDefaults(ctx android.LoadHookContext, modules []string) {
+	defaultsSdkKinds := []android.SdkKind{
+		android.SdkPublic, android.SdkSystem, android.SdkModule,
+	}
+	for _, sdkKind := range defaultsSdkKinds {
+		props := defaultsProps{}
+		props.Name = proptools.StringPtr(
+			sdkKind.DefaultJavaLibraryName() + "_contributions")
+		if sdkKind == android.SdkModule {
+			props.Name = proptools.StringPtr(
+				sdkKind.DefaultJavaLibraryName() + "_contributions_full")
+		}
+		props.Api_surface = proptools.StringPtr(sdkKind.String())
+		apiSuffix := ""
+		if sdkKind != android.SdkPublic {
+			apiSuffix = "." + strings.ReplaceAll(sdkKind.String(), "-", "_")
+		}
+		props.Api_contributions = transformArray(
+			modules, "", fmt.Sprintf(".stubs.source%s.api.contribution", apiSuffix))
+		props.Defaults_visibility = []string{"//visibility:public"}
+		props.Previous_api = proptools.StringPtr(":android.api.combined." + sdkKind.String() + ".latest")
+		ctx.CreateModule(java.DefaultsFactory, &props)
+	}
+}
+
+func createFullApiLibraries(ctx android.LoadHookContext) {
+	javaLibraryNames := []string{
+		"android_stubs_current",
+		"android_system_stubs_current",
+		"android_test_stubs_current",
+		"android_test_frameworks_core_stubs_current",
+		"android_module_lib_stubs_current",
+		"android_system_server_stubs_current",
+	}
+
+	for _, libraryName := range javaLibraryNames {
+		props := libraryProps{}
+		props.Name = proptools.StringPtr(libraryName)
+		staticLib := libraryName + ".from-source"
+		if ctx.Config().BuildFromTextStub() {
+			staticLib = libraryName + ".from-text"
+		}
+		props.Static_libs = []string{staticLib}
+		props.Defaults = []string{"android.jar_defaults"}
+		props.Visibility = []string{"//visibility:public"}
+		props.Is_stubs_module = proptools.BoolPtr(true)
+
+		ctx.CreateModule(java.LibraryFactory, &props)
+	}
+}
+
+func createFullExportableApiLibraries(ctx android.LoadHookContext) {
+	javaLibraryNames := []string{
+		"android_stubs_current_exportable",
+		"android_system_stubs_current_exportable",
+		"android_test_stubs_current_exportable",
+		"android_module_lib_stubs_current_exportable",
+		"android_system_server_stubs_current_exportable",
+	}
+
+	for _, libraryName := range javaLibraryNames {
+		props := libraryProps{}
+		props.Name = proptools.StringPtr(libraryName)
+		staticLib := libraryName + ".from-source"
+		props.Static_libs = []string{staticLib}
+		props.Defaults = []string{"android.jar_defaults"}
+		props.Visibility = []string{"//visibility:public"}
+		props.Is_stubs_module = proptools.BoolPtr(true)
+
+		ctx.CreateModule(java.LibraryFactory, &props)
+	}
+}
+
 func (a *CombinedApis) createInternalModules(ctx android.LoadHookContext) {
 	bootclasspath := a.bootclasspath(ctx)
 	system_server_classpath := a.systemServerClasspath(ctx)
@@ -487,6 +562,12 @@
 	createMergedAnnotationsFilegroups(ctx, bootclasspath, system_server_classpath)
 
 	createPublicStubsSourceFilegroup(ctx, bootclasspath)
+
+	createApiContributionDefaults(ctx, bootclasspath)
+
+	createFullApiLibraries(ctx)
+
+	createFullExportableApiLibraries(ctx)
 }
 
 func combinedApisModuleFactory() android.Module {
diff --git a/api/api_test.go b/api/api_test.go
index fb26f82..47d1670 100644
--- a/api/api_test.go
+++ b/api/api_test.go
@@ -52,12 +52,6 @@
 		"core.current.stubs",
 		"ext",
 		"framework",
-		"android_stubs_current",
-		"android_system_stubs_current",
-		"android_test_stubs_current",
-		"android_test_frameworks_core_stubs_current",
-		"android_module_lib_stubs_current",
-		"android_system_server_stubs_current",
 		"android_stubs_current.from-text",
 		"android_system_stubs_current.from-text",
 		"android_test_stubs_current.from-text",
@@ -196,60 +190,61 @@
 			}
 		}),
 	).RunTestWithBp(t, `
-	java_sdk_library {
-		name: "framework-foo",
-		srcs: ["a.java"],
-		public: {
-			enabled: true,
-		},
-		system: {
-			enabled: true,
-		},
-		test: {
-			enabled: true,
-		},
-		module_lib: {
-			enabled: true,
-		},
-		api_packages: [
-			"foo",
-		],
-		sdk_version: "core_current",
-		annotations_enabled: true,
-	}
-	java_sdk_library {
-		name: "framework-bar",
-		srcs: ["a.java"],
-		public: {
-			enabled: true,
-		},
-		system: {
-			enabled: true,
-		},
-		test: {
-			enabled: true,
-		},
-		module_lib: {
-			enabled: true,
-		},
-		api_packages: [
-			"foo",
-		],
-		sdk_version: "core_current",
-		annotations_enabled: true,
-	}
-
-	combined_apis {
-		name: "foo",
-		bootclasspath: [
-			"framework-bar",
-		] + select(boolean_var_for_testing(), {
-			true: [
-				"framework-foo",
+		java_sdk_library {
+			name: "framework-foo",
+			srcs: ["a.java"],
+			public: {
+				enabled: true,
+			},
+			system: {
+				enabled: true,
+			},
+			test: {
+				enabled: true,
+			},
+			module_lib: {
+				enabled: true,
+			},
+			api_packages: [
+				"foo",
 			],
-			default: [],
-		}),
-	}
+			sdk_version: "core_current",
+			annotations_enabled: true,
+		}
+
+		java_sdk_library {
+			name: "framework-bar",
+			srcs: ["a.java"],
+			public: {
+				enabled: true,
+			},
+			system: {
+				enabled: true,
+			},
+			test: {
+				enabled: true,
+			},
+			module_lib: {
+				enabled: true,
+			},
+			api_packages: [
+				"foo",
+			],
+			sdk_version: "core_current",
+			annotations_enabled: true,
+		}
+
+		combined_apis {
+			name: "foo",
+			bootclasspath: [
+				"framework-bar",
+			] + select(boolean_var_for_testing(), {
+				true: [
+					"framework-foo",
+				],
+				default: [],
+			}),
+		}
 	`)
 
 	subModuleDependsOnSelectAppendedModule := java.CheckModuleHasDependency(t,