mirror of
https://github.com/restic/restic.git
synced 2024-08-20 11:23:24 +02:00
Among others, this updates minio-go, so that the new "eu-west-3" zone for AWS is supported.
170 lines
4.6 KiB
Go
170 lines
4.6 KiB
Go
// Copyright 2015 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package bigquery
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import (
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"encoding/json"
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"fmt"
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"reflect"
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"time"
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"cloud.google.com/go/civil"
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)
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// NullInt64 represents a BigQuery INT64 that may be NULL.
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type NullInt64 struct {
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Int64 int64
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Valid bool // Valid is true if Int64 is not NULL.
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}
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func (n NullInt64) String() string { return nullstr(n.Valid, n.Int64) }
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// NullString represents a BigQuery STRING that may be NULL.
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type NullString struct {
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StringVal string
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Valid bool // Valid is true if StringVal is not NULL.
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}
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func (n NullString) String() string { return nullstr(n.Valid, n.StringVal) }
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// NullFloat64 represents a BigQuery FLOAT64 that may be NULL.
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type NullFloat64 struct {
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Float64 float64
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Valid bool // Valid is true if Float64 is not NULL.
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}
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func (n NullFloat64) String() string { return nullstr(n.Valid, n.Float64) }
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// NullBool represents a BigQuery BOOL that may be NULL.
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type NullBool struct {
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Bool bool
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Valid bool // Valid is true if Bool is not NULL.
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}
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func (n NullBool) String() string { return nullstr(n.Valid, n.Bool) }
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// NullTimestamp represents a BigQuery TIMESTAMP that may be null.
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type NullTimestamp struct {
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Timestamp time.Time
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Valid bool // Valid is true if Time is not NULL.
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}
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func (n NullTimestamp) String() string { return nullstr(n.Valid, n.Timestamp) }
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// NullDate represents a BigQuery DATE that may be null.
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type NullDate struct {
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Date civil.Date
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Valid bool // Valid is true if Date is not NULL.
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}
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func (n NullDate) String() string { return nullstr(n.Valid, n.Date) }
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// NullTime represents a BigQuery TIME that may be null.
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type NullTime struct {
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Time civil.Time
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Valid bool // Valid is true if Time is not NULL.
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}
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func (n NullTime) String() string {
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if !n.Valid {
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return "<null>"
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}
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return CivilTimeString(n.Time)
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}
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// NullDateTime represents a BigQuery DATETIME that may be null.
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type NullDateTime struct {
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DateTime civil.DateTime
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Valid bool // Valid is true if DateTime is not NULL.
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}
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func (n NullDateTime) String() string {
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if !n.Valid {
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return "<null>"
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}
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return CivilDateTimeString(n.DateTime)
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}
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func (n NullInt64) MarshalJSON() ([]byte, error) { return nulljson(n.Valid, n.Int64) }
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func (n NullFloat64) MarshalJSON() ([]byte, error) { return nulljson(n.Valid, n.Float64) }
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func (n NullBool) MarshalJSON() ([]byte, error) { return nulljson(n.Valid, n.Bool) }
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func (n NullString) MarshalJSON() ([]byte, error) { return nulljson(n.Valid, n.StringVal) }
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func (n NullTimestamp) MarshalJSON() ([]byte, error) { return nulljson(n.Valid, n.Timestamp) }
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func (n NullDate) MarshalJSON() ([]byte, error) { return nulljson(n.Valid, n.Date) }
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func (n NullTime) MarshalJSON() ([]byte, error) {
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if !n.Valid {
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return jsonNull, nil
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}
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return []byte(`"` + CivilTimeString(n.Time) + `"`), nil
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}
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func (n NullDateTime) MarshalJSON() ([]byte, error) {
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if !n.Valid {
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return jsonNull, nil
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}
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return []byte(`"` + CivilDateTimeString(n.DateTime) + `"`), nil
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}
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func nullstr(valid bool, v interface{}) string {
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if !valid {
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return "NULL"
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}
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return fmt.Sprint(v)
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}
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var jsonNull = []byte("null")
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func nulljson(valid bool, v interface{}) ([]byte, error) {
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if !valid {
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return jsonNull, nil
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}
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return json.Marshal(v)
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}
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var (
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typeOfNullInt64 = reflect.TypeOf(NullInt64{})
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typeOfNullFloat64 = reflect.TypeOf(NullFloat64{})
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typeOfNullBool = reflect.TypeOf(NullBool{})
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typeOfNullString = reflect.TypeOf(NullString{})
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typeOfNullTimestamp = reflect.TypeOf(NullTimestamp{})
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typeOfNullDate = reflect.TypeOf(NullDate{})
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typeOfNullTime = reflect.TypeOf(NullTime{})
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typeOfNullDateTime = reflect.TypeOf(NullDateTime{})
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)
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func nullableFieldType(t reflect.Type) FieldType {
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switch t {
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case typeOfNullInt64:
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return IntegerFieldType
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case typeOfNullFloat64:
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return FloatFieldType
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case typeOfNullBool:
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return BooleanFieldType
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case typeOfNullString:
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return StringFieldType
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case typeOfNullTimestamp:
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return TimestampFieldType
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case typeOfNullDate:
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return DateFieldType
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case typeOfNullTime:
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return TimeFieldType
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case typeOfNullDateTime:
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return DateTimeFieldType
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default:
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return ""
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}
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}
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