private static String getJasyptParamFromEnv(final Environment environment, final JasyptEncryptionParameters param) {
        return environment.getProperty(param.getPropertyName(), param.getDefaultValue());
    }
Gets jasypt param from env.

@param environment the environment
@param param       the param
@return the jasypt param from env
core/cas-server-core-configuration-api/src/main/java/org/apereo/cas/configuration/support/CasConfigurationJasyptCipherExecutor.java