allIsWell = validateNotEmpty(params.getRandomNumberGeneratorProvider(), allIsWell, errorBuf, "No random number generate provider was specified."); allIsWell = validateNotNull(params.getPlaintextOutputStream(), allIsWell, errorBuf, "No plaintext output stream was specified."); allIsWell = validateNotEmpty(params.getRandomNumberGeneratorProvider(), allIsWell, errorBuf, "No random number generate provider was specified."); allIsWell = validateNotNull(params.getEncryptedInputStream(), allIsWell, errorBuf, "No encrypted input stream was specified."); allIsWell = validateNotNull(params.getInitializationVector(), allIsWell, errorBuf, "No initialization vector was specified."); allIsWell = validateNotNull(params.getEncryptedKey(), allIsWell, errorBuf, "No encrypted key was specified.");