public static final FieldType getInstance ( int fieldID ) { FieldType result ; int prefix = fieldID & 0xFFFF0000 ; int index = fieldID & 0x0000FFFF ; switch ( prefix ) { case MPPTaskField . TASK_FIELD_BASE : { result = MPPTaskField . getInstance ( index ) ; if ( result == null ) { result = getPlaceholder ( TaskField . class , index ) ; } break ; } case MPPResourceField . RESOURCE_FIELD_BASE : { result = MPPResourceField . getInstance ( index ) ; if ( result == null ) { result = getPlaceholder ( ResourceField . class , index ) ; } break ; } case MPPAssignmentField . ASSIGNMENT_FIELD_BASE : { result = MPPAssignmentField . getInstance ( index ) ; if ( result == null ) { result = getPlaceholder ( AssignmentField . class , index ) ; } break ; } case MPPConstraintField . CONSTRAINT_FIELD_BASE : { result = MPPConstraintField . getInstance ( index ) ; if ( result == null ) { result = getPlaceholder ( ConstraintField . class , index ) ; } break ; } default : { result = getPlaceholder ( null , index ) ; break ; } } return result ; }
Retrieve a FieldType instance based on an ID value from an MPP9 or MPP12 file .