in src/main/java/com/amazonaws/secretsmanager/caching/SecretCache.java [130:137]
public String getSecretString(final String secretId) {
SecretCacheItem secret = this.getCachedSecret(secretId);
GetSecretValueResponse gsv = secret.getSecretValue();
if (null == gsv) {
return null;
}
return gsv.secretString();
}