public void setAllParameters(Boolean allParameters) {
        this.allParameters = allParameters;
    }
<p>
If true, all parameters in the parameter group are reset to their default values. If false, only the parameters
listed by ParameterNames are reset to their default values.
</p>

@param allParameters
       If true, all parameters in the parameter group are reset to their default values. If false, only the
       parameters listed by ParameterNames are reset to their default values.
aws-java-sdk-memorydb/src/main/java/com/amazonaws/services/memorydb/model/ResetParameterGroupRequest.java