public static FileWatchingX509ExtendedKeyManager newFileWatchingKeyManager(SSLConfig config) {
    return newFileWatchingKeyManager(Paths.get(config.getKeystore()), config.getKeystoreType(),
        config.getKeystorePassword(), config.getAlias());
  }
Returns a {@link FileWatchingX509ExtendedKeyManager} for the given SSL config. A new instance
will be created only if one does not already exist for the provided key store path and alias.

@param config The SSL config to use to load the key manager
geode-core/src/main/java/org/apache/geode/internal/net/filewatch/FileWatchingX509ExtendedKeyManager.java