Parameter constructor
      
      Parameter({ 
    
    
- String? allowedValues,
- ChangeType? changeType,
- String? dataType,
- String? description,
- IsModifiable? isModifiable,
- List<NodeTypeSpecificValue> ? nodeTypeSpecificValues,
- String? parameterName,
- ParameterType? parameterType,
- String? parameterValue,
- String? source,
Implementation
Parameter({
  this.allowedValues,
  this.changeType,
  this.dataType,
  this.description,
  this.isModifiable,
  this.nodeTypeSpecificValues,
  this.parameterName,
  this.parameterType,
  this.parameterValue,
  this.source,
});