diff --git a/core/Makefile b/core/Makefile
index 7d7b9e7..fde9981 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -7884,6 +7884,9 @@
 
 droidcore-unbundled: $(PACKED_IMAGE_ARCHIVE_TARGET)
 
+$(call dist-for-goals,dist_files,$(PACK_IMAGE_TARGET))
+$(call dist-for-goals,dist_files,$(PACKED_IMAGE_ARCHIVE_TARGET))
+
 endif # PACK_DESKTOP_FILESYSTEM_IMAGES
 
 # -----------------------------------------------------------------
diff --git a/core/android_soong_config_vars.mk b/core/android_soong_config_vars.mk
index b393886..0f925a7 100644
--- a/core/android_soong_config_vars.mk
+++ b/core/android_soong_config_vars.mk
@@ -95,6 +95,7 @@
 $(call add_soong_config_var_value,ANDROID,release_avf_allow_preinstalled_apps,$(RELEASE_AVF_ALLOW_PREINSTALLED_APPS))
 $(call add_soong_config_var_value,ANDROID,release_avf_enable_device_assignment,$(RELEASE_AVF_ENABLE_DEVICE_ASSIGNMENT))
 $(call add_soong_config_var_value,ANDROID,release_avf_enable_dice_changes,$(RELEASE_AVF_ENABLE_DICE_CHANGES))
+$(call add_soong_config_var_value,ANDROID,release_avf_enable_early_vm,$(RELEASE_AVF_ENABLE_EARLY_VM))
 $(call add_soong_config_var_value,ANDROID,release_avf_enable_llpvm_changes,$(RELEASE_AVF_ENABLE_LLPVM_CHANGES))
 $(call add_soong_config_var_value,ANDROID,release_avf_enable_multi_tenant_microdroid_vm,$(RELEASE_AVF_ENABLE_MULTI_TENANT_MICRODROID_VM))
 $(call add_soong_config_var_value,ANDROID,release_avf_enable_network,$(RELEASE_AVF_ENABLE_NETWORK))
@@ -167,3 +168,9 @@
 # Enable Profiling module. Also used by platform_bootclasspath.
 $(call soong_config_set,ANDROID,release_package_profiling_module,$(RELEASE_PACKAGE_PROFILING_MODULE))
 $(call soong_config_set,bootclasspath,release_package_profiling_module,$(RELEASE_PACKAGE_PROFILING_MODULE))
+
+# Add perf-setup build flag to soong
+# Note: BOARD_PERFSETUP_SCRIPT location must be under platform_testing/scripts/perf-setup/.
+ifdef BOARD_PERFSETUP_SCRIPT
+  $(call soong_config_set,perf,board_perfsetup_script,$(notdir $(BOARD_PERFSETUP_SCRIPT)))
+endif
diff --git a/core/base_rules.mk b/core/base_rules.mk
index a9d6494..ca553f6 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -728,6 +728,14 @@
 
 ifneq (true,$(LOCAL_UNINSTALLABLE_MODULE))
 
+ifeq ($(EXCLUDE_MCTS),true)
+  ifneq (,$(test_config))
+    ifneq (,$(filter mcts-%,$(LOCAL_COMPATIBILITY_SUITE)))
+      LOCAL_COMPATIBILITY_SUITE := $(filter-out cts,$(LOCAL_COMPATIBILITY_SUITE))
+    endif
+  endif
+endif
+
 # If we are building a native test or benchmark and its stem variants are not defined,
 # separate the multiple architectures into subdirectories of the testcase folder.
 arch_dir :=
diff --git a/core/soong_config.mk b/core/soong_config.mk
index 9be3340..72ee2e4 100644
--- a/core/soong_config.mk
+++ b/core/soong_config.mk
@@ -152,7 +152,6 @@
 $(call add_json_str,  VendorApiLevel,                    $(BOARD_API_LEVEL))
 $(call add_json_list, ExtraVndkVersions,                 $(PRODUCT_EXTRA_VNDK_VERSIONS))
 $(call add_json_list, DeviceSystemSdkVersions,           $(BOARD_SYSTEMSDK_VERSIONS))
-$(call add_json_str,  RecoverySnapshotVersion,           $(RECOVERY_SNAPSHOT_VERSION))
 $(call add_json_list, Platform_systemsdk_versions,       $(PLATFORM_SYSTEMSDK_VERSIONS))
 $(call add_json_bool, Malloc_low_memory,                 $(findstring true,$(MALLOC_SVELTE) $(MALLOC_LOW_MEMORY)))
 $(call add_json_bool, Malloc_zero_contents,              $(call invert_bool,$(filter false,$(MALLOC_ZERO_CONTENTS))))
@@ -167,8 +166,6 @@
 $(call add_json_list, BootJars,                          $(PRODUCT_BOOT_JARS))
 $(call add_json_list, ApexBootJars,                      $(filter-out $(APEX_BOOT_JARS_EXCLUDED), $(PRODUCT_APEX_BOOT_JARS)))
 
-$(call add_json_bool, VndkSnapshotBuildArtifacts,        $(VNDK_SNAPSHOT_BUILD_ARTIFACTS))
-
 $(call add_json_map,  BuildFlags)
 $(foreach flag,$(_ALL_RELEASE_FLAGS),\
   $(call add_json_str,$(flag),$(_ALL_RELEASE_FLAGS.$(flag).VALUE)))
@@ -178,24 +175,6 @@
   $(call add_json_str,$(flag),$(_ALL_RELEASE_FLAGS.$(flag).TYPE)))
 $(call end_json_map)
 
-$(call add_json_bool, DirectedVendorSnapshot,            $(DIRECTED_VENDOR_SNAPSHOT))
-$(call add_json_map,  VendorSnapshotModules)
-$(foreach module,$(VENDOR_SNAPSHOT_MODULES),\
-  $(call add_json_bool,$(module),true))
-$(call end_json_map)
-
-$(call add_json_bool, DirectedRecoverySnapshot,          $(DIRECTED_RECOVERY_SNAPSHOT))
-$(call add_json_map,  RecoverySnapshotModules)
-$(foreach module,$(RECOVERY_SNAPSHOT_MODULES),\
-  $(call add_json_bool,$(module),true))
-$(call end_json_map)
-
-$(call add_json_list, VendorSnapshotDirsIncluded,        $(VENDOR_SNAPSHOT_DIRS_INCLUDED))
-$(call add_json_list, VendorSnapshotDirsExcluded,        $(VENDOR_SNAPSHOT_DIRS_EXCLUDED))
-$(call add_json_list, RecoverySnapshotDirsIncluded,      $(RECOVERY_SNAPSHOT_DIRS_INCLUDED))
-$(call add_json_list, RecoverySnapshotDirsExcluded,      $(RECOVERY_SNAPSHOT_DIRS_EXCLUDED))
-$(call add_json_bool, HostFakeSnapshotEnabled,           $(HOST_FAKE_SNAPSHOT_ENABLE))
-
 $(call add_json_bool, MultitreeUpdateMeta,               $(filter true,$(TARGET_MULTITREE_UPDATE_META)))
 
 $(call add_json_bool, Treble_linker_namespaces,          $(filter true,$(PRODUCT_TREBLE_LINKER_NAMESPACES)))
diff --git a/core/tasks/recovery_snapshot.mk b/core/tasks/recovery_snapshot.mk
deleted file mode 100644
index 525273b..0000000
--- a/core/tasks/recovery_snapshot.mk
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright (C) 2020 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-current_makefile := $(lastword $(MAKEFILE_LIST))
-
-# RECOVERY_SNAPSHOT_VERSION must be set to 'current' in order to generate a recovery snapshot.
-ifeq ($(RECOVERY_SNAPSHOT_VERSION),current)
-
-.PHONY: recovery-snapshot
-recovery-snapshot: $(SOONG_RECOVERY_SNAPSHOT_ZIP)
-
-$(call dist-for-goals, recovery-snapshot, $(SOONG_RECOVERY_SNAPSHOT_ZIP))
-
-else # RECOVERY_SNAPSHOT_VERSION is NOT set to 'current'
-
-.PHONY: recovery-snapshot
-recovery-snapshot: PRIVATE_MAKEFILE := $(current_makefile)
-recovery-snapshot:
-	$(call echo-error,$(PRIVATE_MAKEFILE),\
-		"CANNOT generate Recovery snapshot. RECOVERY_SNAPSHOT_VERSION must be set to 'current'.")
-	exit 1
-
-endif # RECOVERY_SNAPSHOT_VERSION
diff --git a/core/tasks/vendor_snapshot.mk b/core/tasks/vendor_snapshot.mk
deleted file mode 100644
index 83c1379..0000000
--- a/core/tasks/vendor_snapshot.mk
+++ /dev/null
@@ -1,46 +0,0 @@
-# Copyright (C) 2020 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-current_makefile := $(lastword $(MAKEFILE_LIST))
-
-# BOARD_VNDK_VERSION must be set to 'current' in order to generate a vendor snapshot.
-ifeq ($(BOARD_VNDK_VERSION),current)
-
-.PHONY: vendor-snapshot
-vendor-snapshot: $(SOONG_VENDOR_SNAPSHOT_ZIP)
-
-$(call dist-for-goals, vendor-snapshot, $(SOONG_VENDOR_SNAPSHOT_ZIP))
-
-.PHONY: vendor-fake-snapshot
-vendor-fake-snapshot: $(SOONG_VENDOR_FAKE_SNAPSHOT_ZIP)
-
-$(call dist-for-goals, vendor-fake-snapshot, $(SOONG_VENDOR_FAKE_SNAPSHOT_ZIP):fake/$(notdir $(SOONG_VENDOR_FAKE_SNAPSHOT_ZIP)))
-
-else # BOARD_VNDK_VERSION is NOT set to 'current'
-
-.PHONY: vendor-snapshot
-vendor-snapshot: PRIVATE_MAKEFILE := $(current_makefile)
-vendor-snapshot:
-	$(call echo-error,$(PRIVATE_MAKEFILE),\
-		"CANNOT generate Vendor snapshot. BOARD_VNDK_VERSION must be set to 'current'.")
-	exit 1
-
-.PHONY: vendor-fake-snapshot
-vendor-fake-snapshot: PRIVATE_MAKEFILE := $(current_makefile)
-vendor-fake-snapshot:
-	$(call echo-error,$(PRIVATE_MAKEFILE),\
-		"CANNOT generate Vendor snapshot. BOARD_VNDK_VERSION must be set to 'current'.")
-	exit 1
-
-endif # BOARD_VNDK_VERSION
diff --git a/target/product/base_system.mk b/target/product/base_system.mk
index 795d3f8..9728cc0 100644
--- a/target/product/base_system.mk
+++ b/target/product/base_system.mk
@@ -444,6 +444,11 @@
 PRODUCT_SYSTEM_PROPERTIES += debug.atrace.tags.enableflags=0
 PRODUCT_SYSTEM_PROPERTIES += persist.traced.enable=1
 
+# Include kernel configs.
+PRODUCT_PACKAGES += \
+    approved-ogki-builds.xml \
+    kernel-lifetimes.xml
+
 # Packages included only for eng or userdebug builds, previously debug tagged
 PRODUCT_PACKAGES_DEBUG := \
     adb_keys \
diff --git a/target/product/base_vendor.mk b/target/product/base_vendor.mk
index 1854f97..52e2583 100644
--- a/target/product/base_vendor.mk
+++ b/target/product/base_vendor.mk
@@ -105,3 +105,9 @@
 PRODUCT_PACKAGES += \
     adb_debug.prop \
     userdebug_plat_sepolicy.cil
+
+# On eng or userdebug builds, build in perf-setup-sh by default.
+ifneq (,$(filter userdebug eng,$(TARGET_BUILD_VARIANT)))
+PRODUCT_PACKAGES += \
+    perf-setup-sh
+endif
diff --git a/tools/aconfig/aconfig/src/codegen/java.rs b/tools/aconfig/aconfig/src/codegen/java.rs
index 3523b50..419cfa9 100644
--- a/tools/aconfig/aconfig/src/codegen/java.rs
+++ b/tools/aconfig/aconfig/src/codegen/java.rs
@@ -1,18 +1,18 @@
 /*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+* Copyright (C) 2023 The Android Open Source Project
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*      http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
 
 use anyhow::Result;
 use serde::Serialize;
@@ -508,12 +508,15 @@
             private static FeatureFlags FEATURE_FLAGS = new FeatureFlagsImpl();
         }"#;
 
-        let expect_featureflagsimpl_content = r#"
+        let expected_featureflagsmpl_content_0 = r#"
         package com.android.aconfig.test;
         // TODO(b/303773055): Remove the annotation after access issue is resolved.
         import android.compat.annotation.UnsupportedAppUsage;
         import android.provider.DeviceConfig;
         import android.provider.DeviceConfig.Properties;
+        "#;
+
+        let expected_featureflagsmpl_content_1 = r#"
         /** @hide */
         public final class FeatureFlagsImpl implements FeatureFlags {
             private static boolean aconfig_test_is_cached = false;
@@ -522,48 +525,8 @@
             private static boolean disabledRwExported = false;
             private static boolean disabledRwInOtherNamespace = false;
             private static boolean enabledRw = true;
-
-
-            private void load_overrides_aconfig_test() {
-                try {
-                    Properties properties = DeviceConfig.getProperties("aconfig_test");
-                    disabledRw =
-                        properties.getBoolean(Flags.FLAG_DISABLED_RW, false);
-                    disabledRwExported =
-                        properties.getBoolean(Flags.FLAG_DISABLED_RW_EXPORTED, false);
-                    enabledRw =
-                        properties.getBoolean(Flags.FLAG_ENABLED_RW, true);
-                } catch (NullPointerException e) {
-                    throw new RuntimeException(
-                        "Cannot read value from namespace aconfig_test "
-                        + "from DeviceConfig. It could be that the code using flag "
-                        + "executed before SettingsProvider initialization. Please use "
-                        + "fixed read-only flag by adding is_fixed_read_only: true in "
-                        + "flag declaration.",
-                        e
-                    );
-                }
-                aconfig_test_is_cached = true;
-            }
-
-            private void load_overrides_other_namespace() {
-                try {
-                    Properties properties = DeviceConfig.getProperties("other_namespace");
-                    disabledRwInOtherNamespace =
-                        properties.getBoolean(Flags.FLAG_DISABLED_RW_IN_OTHER_NAMESPACE, false);
-                } catch (NullPointerException e) {
-                    throw new RuntimeException(
-                        "Cannot read value from namespace other_namespace "
-                        + "from DeviceConfig. It could be that the code using flag "
-                        + "executed before SettingsProvider initialization. Please use "
-                        + "fixed read-only flag by adding is_fixed_read_only: true in "
-                        + "flag declaration.",
-                        e
-                    );
-                }
-                other_namespace_is_cached = true;
-            }
-
+        "#;
+        let expected_featureflagsmpl_content_2 = r#"
             @Override
             @com.android.aconfig.annotations.AconfigFlagAccessor
             @UnsupportedAppUsage
@@ -632,9 +595,229 @@
             }
         }
         "#;
+
+        let expect_featureflagsimpl_content_old = expected_featureflagsmpl_content_0.to_owned()
+            + expected_featureflagsmpl_content_1
+            + r#"
+            private void load_overrides_aconfig_test() {
+                try {
+                    Properties properties = DeviceConfig.getProperties("aconfig_test");
+                    disabledRw =
+                        properties.getBoolean(Flags.FLAG_DISABLED_RW, false);
+                    disabledRwExported =
+                        properties.getBoolean(Flags.FLAG_DISABLED_RW_EXPORTED, false);
+                    enabledRw =
+                        properties.getBoolean(Flags.FLAG_ENABLED_RW, true);
+                } catch (NullPointerException e) {
+                    throw new RuntimeException(
+                        "Cannot read value from namespace aconfig_test "
+                        + "from DeviceConfig. It could be that the code using flag "
+                        + "executed before SettingsProvider initialization. Please use "
+                        + "fixed read-only flag by adding is_fixed_read_only: true in "
+                        + "flag declaration.",
+                        e
+                    );
+                }
+                aconfig_test_is_cached = true;
+            }
+
+            private void load_overrides_other_namespace() {
+                try {
+                    Properties properties = DeviceConfig.getProperties("other_namespace");
+                    disabledRwInOtherNamespace =
+                        properties.getBoolean(Flags.FLAG_DISABLED_RW_IN_OTHER_NAMESPACE, false);
+                } catch (NullPointerException e) {
+                    throw new RuntimeException(
+                        "Cannot read value from namespace other_namespace "
+                        + "from DeviceConfig. It could be that the code using flag "
+                        + "executed before SettingsProvider initialization. Please use "
+                        + "fixed read-only flag by adding is_fixed_read_only: true in "
+                        + "flag declaration.",
+                        e
+                    );
+                }
+                other_namespace_is_cached = true;
+            }"#
+            + expected_featureflagsmpl_content_2;
+
         let mut file_set = HashMap::from([
             ("com/android/aconfig/test/Flags.java", expect_flags_content.as_str()),
-            ("com/android/aconfig/test/FeatureFlagsImpl.java", expect_featureflagsimpl_content),
+            (
+                "com/android/aconfig/test/FeatureFlagsImpl.java",
+                &expect_featureflagsimpl_content_old,
+            ),
+            ("com/android/aconfig/test/FeatureFlags.java", EXPECTED_FEATUREFLAGS_COMMON_CONTENT),
+            (
+                "com/android/aconfig/test/CustomFeatureFlags.java",
+                EXPECTED_CUSTOMFEATUREFLAGS_CONTENT,
+            ),
+            (
+                "com/android/aconfig/test/FakeFeatureFlagsImpl.java",
+                EXPECTED_FAKEFEATUREFLAGSIMPL_CONTENT,
+            ),
+        ]);
+
+        for file in generated_files {
+            let file_path = file.path.to_str().unwrap();
+            assert!(file_set.contains_key(file_path), "Cannot find {}", file_path);
+            assert_eq!(
+                None,
+                crate::test::first_significant_code_diff(
+                    file_set.get(file_path).unwrap(),
+                    &String::from_utf8(file.contents).unwrap()
+                ),
+                "File {} content is not correct",
+                file_path
+            );
+            file_set.remove(file_path);
+        }
+
+        assert!(file_set.is_empty());
+
+        let parsed_flags = crate::test::parse_test_flags();
+        let mode = CodegenMode::Production;
+        let modified_parsed_flags =
+            crate::commands::modify_parsed_flags_based_on_mode(parsed_flags, mode).unwrap();
+        let flag_ids =
+            assign_flag_ids(crate::test::TEST_PACKAGE, modified_parsed_flags.iter()).unwrap();
+        let generated_files = generate_java_code(
+            crate::test::TEST_PACKAGE,
+            modified_parsed_flags.into_iter(),
+            mode,
+            flag_ids,
+            true,
+        )
+        .unwrap();
+
+        let expect_featureflagsimpl_content_new = expected_featureflagsmpl_content_0.to_owned()
+            + r#"
+            import android.aconfig.storage.StorageInternalReader;
+            import android.util.Log;
+            import java.io.File;
+            "#
+            + expected_featureflagsmpl_content_1
+            + r#"
+        StorageInternalReader reader;
+        boolean readFromNewStorage;
+
+        private final static String TAG = "AconfigJavaCodegen";
+
+        public FeatureFlagsImpl() {
+            File file = new File("/metadata/aconfig_test_missions/mission_1");
+            if (file.exists()) {
+                readFromNewStorage = true;
+                try {
+                    reader = new StorageInternalReader("system", "com.android.aconfig.test");
+                } catch (Exception e) {
+                    reader = null;
+                }
+            }
+        }
+
+        private void load_overrides_aconfig_test() {
+            try {
+                boolean val;
+                Properties properties = DeviceConfig.getProperties("aconfig_test");
+                disabledRw =
+                    properties.getBoolean(Flags.FLAG_DISABLED_RW, false);
+                if (readFromNewStorage && reader != null) {
+                    try {
+                        val = reader.getBooleanFlagValue(1);
+                        if (val == disabledRw) {
+                            Log.i(TAG, "success: disabledRw value matches");
+                        } else {
+                            Log.i(TAG, String.format(
+                                "error: disabledRw value mismatch, new storage value is %s, old storage value is %s",
+                                val, disabledRw));
+                        }
+                    } catch (Exception e) {
+                        Log.e(TAG, "error: failed to read flag value of disabledRw", e);
+                    }
+                }
+                disabledRwExported =
+                    properties.getBoolean(Flags.FLAG_DISABLED_RW_EXPORTED, false);
+                if (readFromNewStorage && reader != null) {
+                    try {
+                        val = reader.getBooleanFlagValue(2);
+                        if (val == disabledRwExported) {
+                            Log.i(TAG, "success: disabledRwExported value matches");
+                        } else {
+                            Log.i(TAG, String.format(
+                                "error: disabledRwExported value mismatch, new storage value is %s, old storage value is %s",
+                                val, disabledRwExported));
+                        }
+                    } catch (Exception e) {
+                        Log.e(TAG, "error: failed to read flag value of disabledRwExported", e);
+                    }
+                }
+                enabledRw =
+                    properties.getBoolean(Flags.FLAG_ENABLED_RW, true);
+                if (readFromNewStorage && reader != null) {
+                    try {
+                        val = reader.getBooleanFlagValue(8);
+                        if (val == enabledRw) {
+                            Log.i(TAG, "success: enabledRw value matches");
+                        } else {
+                            Log.i(TAG, String.format(
+                                "error: enabledRw value mismatch, new storage value is %s, old storage value is %s",
+                                val, enabledRw));
+                        }
+                    } catch (Exception e) {
+                        Log.e(TAG, "error: failed to read flag value of enabledRw", e);
+                    }
+                }
+            } catch (NullPointerException e) {
+                throw new RuntimeException(
+                    "Cannot read value from namespace aconfig_test "
+                    + "from DeviceConfig. It could be that the code using flag "
+                    + "executed before SettingsProvider initialization. Please use "
+                    + "fixed read-only flag by adding is_fixed_read_only: true in "
+                    + "flag declaration.",
+                    e
+                );
+            }
+            aconfig_test_is_cached = true;
+        }
+
+        private void load_overrides_other_namespace() {
+            try {
+                boolean val;
+                Properties properties = DeviceConfig.getProperties("other_namespace");
+                disabledRwInOtherNamespace =
+                    properties.getBoolean(Flags.FLAG_DISABLED_RW_IN_OTHER_NAMESPACE, false);
+                if (readFromNewStorage && reader != null) {
+                    try {
+                        val = reader.getBooleanFlagValue(3);
+                        if (val == disabledRwInOtherNamespace) {
+                            Log.i(TAG, "success: disabledRwInOtherNamespace value matches");
+                        } else {
+                            Log.i(TAG, String.format(
+                                "error: disabledRwInOtherNamespace value mismatch, new storage value is %s, old storage value is %s",
+                                val, disabledRwInOtherNamespace));
+                        }
+                    } catch (Exception e) {
+                        Log.e(TAG, "error: failed to read flag value of disabledRwInOtherNamespace", e);
+                    }
+                }
+            } catch (NullPointerException e) {
+                throw new RuntimeException(
+                    "Cannot read value from namespace other_namespace "
+                    + "from DeviceConfig. It could be that the code using flag "
+                    + "executed before SettingsProvider initialization. Please use "
+                    + "fixed read-only flag by adding is_fixed_read_only: true in "
+                    + "flag declaration.",
+                    e
+                );
+            }
+            other_namespace_is_cached = true;
+        }"# + expected_featureflagsmpl_content_2;
+
+        let mut file_set = HashMap::from([
+            ("com/android/aconfig/test/Flags.java", expect_flags_content.as_str()),
+            (
+                "com/android/aconfig/test/FeatureFlagsImpl.java",
+                &expect_featureflagsimpl_content_new,
+            ),
             ("com/android/aconfig/test/FeatureFlags.java", EXPECTED_FEATUREFLAGS_COMMON_CONTENT),
             (
                 "com/android/aconfig/test/CustomFeatureFlags.java",
diff --git a/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template b/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template
index a6e1cf3..e3b5d8e 100644
--- a/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template
+++ b/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template
@@ -45,7 +45,7 @@
             readFromNewStorage = true;
             try \{
                 reader = new StorageInternalReader("{container}", "{package_name}");
-            } catch(Exception e) \{
+            } catch (Exception e) \{
                 reader = null;
             }
         }
@@ -78,7 +78,7 @@
                             val, {flag.method_name}));
                     }
                 } catch (Exception e) \{
-                    Log.e(TAG,"error: failed to read flag value of {flag.method_name}", e);
+                    Log.e(TAG, "error: failed to read flag value of {flag.method_name}", e);
                 }
             }
 {{ -endif }}
diff --git a/tools/aconfig/aconfig_storage_file/tests/Android.bp b/tools/aconfig/aconfig_storage_file/tests/Android.bp
index c33127f..e2e225d 100644
--- a/tools/aconfig/aconfig_storage_file/tests/Android.bp
+++ b/tools/aconfig/aconfig_storage_file/tests/Android.bp
@@ -28,12 +28,11 @@
         "srcs/**/*.java",
     ],
     static_libs: [
-        "aconfig_storage_file_java",
         "androidx.test.runner",
         "junit",
     ],
-    sdk_version: "test_current",
     test_config: "AndroidStorageJaveTest.xml",
+    certificate: "platform",
     data: [
         "package.map",
         "flag.map",
diff --git a/tools/aconfig/aconfig_storage_read_api/Android.bp b/tools/aconfig/aconfig_storage_read_api/Android.bp
index b4bb06f..163600a 100644
--- a/tools/aconfig/aconfig_storage_read_api/Android.bp
+++ b/tools/aconfig/aconfig_storage_read_api/Android.bp
@@ -171,6 +171,9 @@
     srcs: [
         "srcs/android/aconfig/storage/StorageInternalReader.java",
     ],
+    libs: [
+        "unsupportedappusage",
+    ],
     static_libs: [
         "aconfig_storage_file_java",
     ],
diff --git a/tools/aconfig/aconfig_storage_read_api/srcs/android/aconfig/storage/StorageInternalReader.java b/tools/aconfig/aconfig_storage_read_api/srcs/android/aconfig/storage/StorageInternalReader.java
index 5f31017..bbb6813 100644
--- a/tools/aconfig/aconfig_storage_read_api/srcs/android/aconfig/storage/StorageInternalReader.java
+++ b/tools/aconfig/aconfig_storage_read_api/srcs/android/aconfig/storage/StorageInternalReader.java
@@ -16,10 +16,13 @@
 
 package android.aconfig.storage;
 
+import android.compat.annotation.UnsupportedAppUsage;
+
 import java.io.FileInputStream;
 import java.nio.MappedByteBuffer;
 import java.nio.channels.FileChannel;
 
+/** @hide */
 public class StorageInternalReader {
 
     private static final String MAP_PATH = "/metadata/aconfig/maps/";
@@ -30,16 +33,19 @@
 
     private int mPackageBooleanStartOffset;
 
+    @UnsupportedAppUsage
     public StorageInternalReader(String container, String packageName) {
         this(packageName, MAP_PATH + container + ".package.map", BOOT_PATH + container + ".val");
     }
 
+    @UnsupportedAppUsage
     public StorageInternalReader(String packageName, String packageMapFile, String flagValueFile) {
         mPackageTable = PackageTable.fromBytes(mapStorageFile(packageMapFile));
         mFlagValueList = FlagValueList.fromBytes(mapStorageFile(flagValueFile));
         mPackageBooleanStartOffset = getPackageBooleanStartOffset(packageName);
     }
 
+    @UnsupportedAppUsage
     public boolean getBooleanFlagValue(int index) {
         index += mPackageBooleanStartOffset;
         if (index >= mFlagValueList.size()) {