Esempio n. 1
0
func getScanConfiguration(a httpRequestArgs) (*scanConfigImpl, errors.Error) {

	scan_consistency_field, err := a.getString(SCAN_CONSISTENCY, "NOT_BOUNDED")
	if err != nil {
		return nil, err
	}

	scan_level := newScanConsistency(scan_consistency_field)
	if scan_level == server.UNDEFINED_CONSISTENCY {
		return nil, errors.NewServiceErrorUnrecognizedValue(SCAN_CONSISTENCY, scan_consistency_field)
	}

	scan_wait, err := a.getDuration(SCAN_WAIT)
	if err != nil {
		return nil, err
	}

	scan_vector, err := a.getScanVector()
	if err != nil {
		return nil, err
	}

	scan_vectors, err := a.getScanVectors()
	if err != nil {
		return nil, err
	}

	var scan_vector_source timestamp.ScanVectorSource
	if scan_vector == nil {
		if scan_vectors == nil {
			if scan_level == server.AT_PLUS && scan_vector == nil && scan_vectors == nil {
				return nil, errors.NewServiceErrorMissingValue(SCAN_VECTOR)
			}
			scan_vector_source = &ZeroScanVectorSource{}
		} else {
			defaultNamespace, err := a.getString(NAMESPACE, "default")
			if err != nil {
				return nil, err
			}
			scan_vector_source = newMultipleScanVectorSource(defaultNamespace, scan_vectors)
		}
	} else {
		if scan_vectors == nil {
			scan_vector_source = &singleScanVectorSource{scan_vector: scan_vector}
		} else {
			// Not both scan_vector and scan_vectors.
			return nil, errors.NewServiceErrorMultipleValues("scan_vector and scan_vectors")
		}
	}

	return &scanConfigImpl{
		scan_level:         scan_level,
		scan_wait:          scan_wait,
		scan_vector_source: scan_vector_source,
	}, nil
}
Esempio n. 2
0
func (this *urlArgs) formValue(field string) (string, errors.Error) {
	values := this.getField(field)

	switch len(values) {
	case 0:
		return "", nil
	case 1:
		return values[0], nil
	default:
		return "", errors.NewServiceErrorMultipleValues(field)
	}
}