Parse protos in library
Bug: 342636474
Test: m
Change-Id: I4934fa2332b00084f73453945d6b4743566f6e48
diff --git a/tools/aconfig/aconfig_device_paths/Android.bp b/tools/aconfig/aconfig_device_paths/Android.bp
index 2d943de..95cecf4 100644
--- a/tools/aconfig/aconfig_device_paths/Android.bp
+++ b/tools/aconfig/aconfig_device_paths/Android.bp
@@ -39,8 +39,8 @@
genrule {
name: "libaconfig_java_device_paths_src",
- srcs: ["src/DevicePathsTemplate.java"],
- out: ["DevicePaths.java"],
+ srcs: ["src/DeviceProtosTemplate.java"],
+ out: ["DeviceProtos.java"],
tool_files: ["partition_aconfig_flags_paths.txt"],
cmd: "sed -e '/TEMPLATE/{r$(location partition_aconfig_flags_paths.txt)' -e 'd}' $(in) > $(out)",
}
@@ -48,5 +48,7 @@
java_library {
name: "aconfig_device_paths_java",
srcs: [":libaconfig_java_device_paths_src"],
- sdk_version: "core_current",
+ static_libs: [
+ "libaconfig_java_proto_nano",
+ ],
}
diff --git a/tools/aconfig/aconfig_device_paths/src/DevicePathsTemplate.java b/tools/aconfig/aconfig_device_paths/src/DeviceProtosTemplate.java
similarity index 62%
rename from tools/aconfig/aconfig_device_paths/src/DevicePathsTemplate.java
rename to tools/aconfig/aconfig_device_paths/src/DeviceProtosTemplate.java
index 16355a3..58c58de 100644
--- a/tools/aconfig/aconfig_device_paths/src/DevicePathsTemplate.java
+++ b/tools/aconfig/aconfig_device_paths/src/DeviceProtosTemplate.java
@@ -15,7 +15,12 @@
*/
package android.aconfig;
+import android.aconfig.nano.Aconfig.parsed_flag;
+import android.aconfig.nano.Aconfig.parsed_flags;
+
import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@@ -23,7 +28,7 @@
/**
* @hide
*/
-public class DevicePaths {
+public class DeviceProtos {
static final String[] PATHS = {
TEMPLATE
};
@@ -31,12 +36,35 @@
private static final String APEX_DIR = "/apex";
private static final String APEX_ACONFIG_PATH_SUFFIX = "/etc/aconfig_flags.pb";
+ /**
+ * Returns a list of all on-device aconfig protos.
+ *
+ * May throw an exception if the protos can't be read at the call site. For
+ * example, some of the protos are in the apex/ partition, which is mounted
+ * somewhat late in the boot process.
+ *
+ * @throws IOException if we can't read one of the protos yet
+ * @return a list of all on-device aconfig protos
+ */
+ public static List<parsed_flag> loadAndParseFlagProtos() throws IOException {
+ ArrayList<parsed_flag> result = new ArrayList();
+
+ for (String path : parsedFlagsProtoPaths()) {
+ FileInputStream inputStream = new FileInputStream(path);
+ parsed_flags parsedFlags = parsed_flags.parseFrom(inputStream.readAllBytes());
+ for (parsed_flag flag : parsedFlags.parsedFlag) {
+ result.add(flag);
+ }
+ }
+
+ return result;
+ }
/**
* Returns the list of all on-device aconfig protos paths.
* @hide
*/
- public static List<String> parsedFlagsProtoPaths() {
+ private static List<String> parsedFlagsProtoPaths() {
ArrayList<String> paths = new ArrayList(Arrays.asList(PATHS));
File apexDirectory = new File(APEX_DIR);