public static RecoverResult newInstance(final boolean isSuccess, final boolean isRecoverTotal,
                                                final int recoverOffset) {
            return new RecoverResult(isSuccess, isRecoverTotal, recoverOffset);
        }
File parent class that wrappers uniform functions such as mmap(), flush() etc..
@author hzh (642256541@qq.com)
jraft-extension/java-log-storage-impl/src/main/java/com/alipay/sofa/jraft/storage/file/AbstractFile.java