Merge "Apply OTA from /vendor/boot_otas" into main

    private static final int ENABLE_4K_PAGE_SIZE = 0;

    private static final int ENABLE_16K_PAGE_SIZE = 1;

    private static final String OTA_16K_PATH = "/system/boot_otas/boot_ota_16k.zip";

    private static final String OTA_4K_PATH = "/system/boot_otas/boot_ota_4k.zip";

    private static final String SYSTEM_PATH = "/system";

    private static final String VENDOR_PATH = "/vendor";

    private static final String OTA_16K_PATH = "/boot_otas/boot_ota_16k.zip";

    private static final String OTA_4K_PATH = "/boot_otas/boot_ota_4k.zip";

    private static final String PAYLOAD_BINARY_FILE_NAME = "payload.bin";

    private static final String PAYLOAD_PROPERTIES_FILE_NAME = "payload_properties.txt";

    private static final int OFFSET_TO_FILE_NAME = 30;

        PersistableBundle info = createUpdateInfo(SystemUpdateManager.STATUS_IN_PROGRESS);

        manager.updateSystemUpdateInfo(info);

        String updateFilePath = mEnable16k ? OTA_16K_PATH : OTA_4K_PATH;

        try {

            File updateFile = new File(updateFilePath);

            File updateFile = getOtaFile();

            Log.i(TAG, "Update file path is " + updateFile.getAbsolutePath());

            applyUpdateFile(updateFile);

        } catch (IOException e) {

            throw new RuntimeException(e);

        return true;

    }

    // if BOARD_16K_OTA_MOVE_VENDOR, OTAs will be present on the /vendor partition

    private File getOtaFile() throws FileNotFoundException {

        String otaPath = mEnable16k ? OTA_16K_PATH : OTA_4K_PATH;

        // Check if boot ota exists on vendor path and prefer vendor ota if present

        String vendorOta = VENDOR_PATH + otaPath;

        File vendorOtaFile = new File(vendorOta);

        if (vendorOtaFile != null && vendorOtaFile.exists()) {

            return vendorOtaFile;

        }

        // otherwise, fallback to boot ota from system partition

        String systemOta = SYSTEM_PATH + otaPath;

        File systemOtaFile = new File(systemOta);

        if (systemOtaFile == null || !systemOtaFile.exists()) {

            throw new FileNotFoundException("File not found at path " + systemOta);

        }

        return systemOtaFile;

    }

}