Method load

app/src/main/java/androidx/emoji2/text/EmojiCompat.java:658–672

When Config#setMetadataLoadStrategy(int) is set to #LOAD_STRATEGY_MANUAL, this function starts loading the metadata. Calling the function when Config#setMetadataLoadStrategy(int) is not set to #LOAD_STRATEGY_MANUAL will throw an exception. The load will {@code

()

     * to {@link #LOAD_STRATEGY_MANUAL}
     */
    public void load() {
        Preconditions.checkState(mMetadataLoadStrategy == LOAD_STRATEGY_MANUAL,
                "Set metadataLoadStrategy to LOAD_STRATEGY_MANUAL to execute manual loading");
        if (isInitialized()) return;

        mInitLock.writeLock().lock();
        try {
            if (mLoadState == LOAD_STATE_LOADING) return;
            mLoadState = LOAD_STATE_LOADING;
        } finally {
            mInitLock.writeLock().unlock();
        }

        mHelper.loadMetadata();
    }

    private void loadMetadata() {
        mInitLock.writeLock().lock();