code: public TypeName findParameterTypeByAliasOrName(String name) {
  		if (parameterAlias2NameField.containsKey(name)) {
  			return findParameterType(parameterAlias2NameField.get(name));
  		}
  
  		return findParameterType(name);
  	}
docs: Check if method contains a parameter with value as typeName.
  
  @param name
  the name
  @return TypeMirror associated