Merge "remove file check" into main am: 9b0ea33c85

Original change: https://android-review.googlesource.com/c/platform/build/+/3358158

Change-Id: Ib3c28ae2461dd897e73473a0b1277a9950dbf2a7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/tools/aconfig/aconfig/src/codegen/java.rs b/tools/aconfig/aconfig/src/codegen/java.rs
index bfdf1a7..e2bb1ad 100644
--- a/tools/aconfig/aconfig/src/codegen/java.rs
+++ b/tools/aconfig/aconfig/src/codegen/java.rs
@@ -513,19 +513,11 @@
         package com.android.aconfig.test;
         // TODO(b/303773055): Remove the annotation after access issue is resolved.
         import android.compat.annotation.UnsupportedAppUsage;
-        import android.os.Binder;
-        import android.provider.DeviceConfig;
-        import android.provider.DeviceConfig.Properties;
         import android.aconfig.storage.StorageInternalReader;
-        import java.nio.file.Files;
-        import java.nio.file.Paths;
 
         /** @hide */
         public final class FeatureFlagsImpl implements FeatureFlags {
-            private static final boolean isReadFromNew = Files.exists(Paths.get("/metadata/aconfig/boot/enable_only_new_storage"));
             private static volatile boolean isCached = false;
-            private static volatile boolean aconfig_test_is_cached = false;
-            private static volatile boolean other_namespace_is_cached = false;
             private static boolean disabledRw = false;
             private static boolean disabledRwExported = false;
             private static boolean disabledRwInOtherNamespace = false;
@@ -544,55 +536,6 @@
                 disabledRwInOtherNamespace = foundPackage ? reader.getBooleanFlagValue(3) : false;
                 isCached = true;
             }
-            private void load_overrides_aconfig_test() {
-                final long ident = Binder.clearCallingIdentity();
-                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
-                    );
-                } catch (SecurityException e) {
-                    // for isolated process case, skip loading flag value from the storage, use the default
-                } finally {
-                    Binder.restoreCallingIdentity(ident);
-                }
-                aconfig_test_is_cached = true;
-            }
-
-            private void load_overrides_other_namespace() {
-                final long ident = Binder.clearCallingIdentity();
-                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
-                    );
-                } catch (SecurityException e) {
-                    // for isolated process case, skip loading flag value from the storage, use the default
-                } finally {
-                    Binder.restoreCallingIdentity(ident);
-                }
-                other_namespace_is_cached = true;
-            }
 
             @Override
             @com.android.aconfig.annotations.AconfigFlagAccessor
@@ -604,14 +547,8 @@
             @com.android.aconfig.annotations.AconfigFlagAccessor
             @UnsupportedAppUsage
             public boolean disabledRw() {
-                if (isReadFromNew) {
-                    if (!isCached) {
-                        init();
-                    }
-                } else {
-                    if (!aconfig_test_is_cached) {
-                        load_overrides_aconfig_test();
-                    }
+                if (!isCached) {
+                    init();
                 }
                 return disabledRw;
             }
@@ -619,14 +556,8 @@
             @com.android.aconfig.annotations.AconfigFlagAccessor
             @UnsupportedAppUsage
             public boolean disabledRwExported() {
-                if (isReadFromNew) {
-                    if (!isCached) {
-                        init();
-                    }
-                } else {
-                    if (!aconfig_test_is_cached) {
-                        load_overrides_aconfig_test();
-                    }
+                if (!isCached) {
+                    init();
                 }
                 return disabledRwExported;
             }
@@ -634,14 +565,8 @@
             @com.android.aconfig.annotations.AconfigFlagAccessor
             @UnsupportedAppUsage
             public boolean disabledRwInOtherNamespace() {
-                if (isReadFromNew) {
-                    if (!isCached) {
-                        init();
-                    }
-                } else {
-                    if (!other_namespace_is_cached) {
-                        load_overrides_other_namespace();
-                    }
+                if (!isCached) {
+                    init();
                 }
                 return disabledRwInOtherNamespace;
             }
@@ -673,14 +598,8 @@
             @com.android.aconfig.annotations.AconfigFlagAccessor
             @UnsupportedAppUsage
             public boolean enabledRw() {
-                if (isReadFromNew) {
-                    if (!isCached) {
-                        init();
-                    }
-                } else {
-                    if (!aconfig_test_is_cached) {
-                        load_overrides_aconfig_test();
-                    }
+                if (!isCached) {
+                    init();
                 }
                 return enabledRw;
             }
diff --git a/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template b/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template
index cb52150..d782f81 100644
--- a/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template
+++ b/tools/aconfig/aconfig/templates/FeatureFlagsImpl.java.template
@@ -1,41 +1,22 @@
 package {package_name};
 {{ -if not is_test_mode }}
 {{ -if allow_instrumentation }}
-{{ if not library_exported- }}
+{{ if not library_exported- }}{#- only new storage for prod mode #}
 // TODO(b/303773055): Remove the annotation after access issue is resolved.
 import android.compat.annotation.UnsupportedAppUsage;
-{{ -endif }}
-
 {{ -if runtime_lookup_required }}
-import android.os.Binder;
-import android.provider.DeviceConfig;
-import android.provider.DeviceConfig.Properties;
-
-{{ -if not library_exported }}
 import android.aconfig.storage.StorageInternalReader;
-import java.nio.file.Files;
-import java.nio.file.Paths;
-{{ -endif }}
-
 {{ -endif }}
 /** @hide */
 public final class FeatureFlagsImpl implements FeatureFlags \{
 {{ -if runtime_lookup_required }}
-{{ -if not library_exported }}
-    private static final boolean isReadFromNew = Files.exists(Paths.get("/metadata/aconfig/boot/enable_only_new_storage"));
     private static volatile boolean isCached = false;
-{{ -endif }}
-{{ -for namespace_with_flags in namespace_flags }}
-    private static volatile boolean {namespace_with_flags.namespace}_is_cached = false;
-{{ -endfor- }}
-
 {{ for flag in flag_elements }}
 {{ -if flag.is_read_write }}
     private static boolean {flag.method_name} = {flag.default_value};
 {{ -endif }}
 {{ -endfor }}
 
-{{ if not library_exported }}
     private void init() \{
         StorageInternalReader reader = null;
         boolean foundPackage = true;
@@ -53,9 +34,37 @@
         {{ -endfor }}
         isCached = true;
     }
-{{ endif }}
-
-
+{{ -endif }}{#- end of runtime_lookup_required #}
+{{ -for flag in flag_elements }}
+    @Override
+    @com.android.aconfig.annotations.AconfigFlagAccessor
+    @UnsupportedAppUsage
+    public boolean {flag.method_name}() \{
+{{ -if flag.is_read_write }}
+        if (!isCached) \{
+            init();
+        }
+        return {flag.method_name};
+{{ -else }}
+        return {flag.default_value};
+{{ -endif }}
+    }
+{{ endfor }}
+}
+{{ -else- }}{#- device config for exproted mode #}
+import android.os.Binder;
+import android.provider.DeviceConfig;
+import android.provider.DeviceConfig.Properties;
+/** @hide */
+public final class FeatureFlagsImpl implements FeatureFlags \{
+{{ -for namespace_with_flags in namespace_flags }}
+    private static volatile boolean {namespace_with_flags.namespace}_is_cached = false;
+{{ -endfor- }}
+{{ for flag in flag_elements }}
+{{ -if flag.is_read_write }}
+    private static boolean {flag.method_name} = {flag.default_value};
+{{ -endif }}
+{{ -endfor }}
 {{ for namespace_with_flags in namespace_flags }}
     private void load_overrides_{namespace_with_flags.namespace}() \{
         final long ident = Binder.clearCallingIdentity();
@@ -84,40 +93,17 @@
         {namespace_with_flags.namespace}_is_cached = true;
     }
 {{ endfor- }}
-
-{{ -endif }}{#- end of runtime_lookup_required #}
 {{ -for flag in flag_elements }}
     @Override
-{{ -if not library_exported }}
-    @com.android.aconfig.annotations.AconfigFlagAccessor
-    @UnsupportedAppUsage
-{{ -endif }}
     public boolean {flag.method_name}() \{
-{{ -if not library_exported }}
-{{ -if flag.is_read_write }}
-        if (isReadFromNew) \{
-            if (!isCached) \{
-                init();
-            }
-        } else \{
-            if (!{flag.device_config_namespace}_is_cached) \{
-                load_overrides_{flag.device_config_namespace}();
-            }
-        }
-        return {flag.method_name};
-{{ -else }}
-        return {flag.default_value};
-{{ -endif }}
-{{ else }}
         if (!{flag.device_config_namespace}_is_cached) \{
             load_overrides_{flag.device_config_namespace}();
         }
         return {flag.method_name};
-{{ -endif }}
     }
 {{ endfor }}
 }
-
+{{ -endif- }} {#- end exported mode #}
 {{ else }} {#- else for allow_instrumentation is not enabled #}
 {{ if not library_exported- }}
 // TODO(b/303773055): Remove the annotation after access issue is resolved.