public final boolean isInitialized() {
                byte isInitialized = memoizedIsInitialized;
                if (isInitialized == 1)
                    return true;
                if (isInitialized == 0)
                    return false;

                if (!hasName()) {
                    memoizedIsInitialized = 0;
                    return false;
                }
                memoizedIsInitialized = 1;
                return true;
            }
<code>optional .jraft.LocalFileMeta meta = 2;</code>
jraft-core/src/main/java/com/alipay/sofa/jraft/entity/LocalStorageOutter.java