| Scott Baker | ed4efab | 2020-01-13 19:12:25 -0800 | [diff] [blame^] | 1 | package sarama |
| 2 | |
| 3 | import ( |
| 4 | "fmt" |
| 5 | "time" |
| 6 | ) |
| 7 | |
| 8 | type CreateTopicsResponse struct { |
| 9 | Version int16 |
| 10 | ThrottleTime time.Duration |
| 11 | TopicErrors map[string]*TopicError |
| 12 | } |
| 13 | |
| 14 | func (c *CreateTopicsResponse) encode(pe packetEncoder) error { |
| 15 | if c.Version >= 2 { |
| 16 | pe.putInt32(int32(c.ThrottleTime / time.Millisecond)) |
| 17 | } |
| 18 | |
| 19 | if err := pe.putArrayLength(len(c.TopicErrors)); err != nil { |
| 20 | return err |
| 21 | } |
| 22 | for topic, topicError := range c.TopicErrors { |
| 23 | if err := pe.putString(topic); err != nil { |
| 24 | return err |
| 25 | } |
| 26 | if err := topicError.encode(pe, c.Version); err != nil { |
| 27 | return err |
| 28 | } |
| 29 | } |
| 30 | |
| 31 | return nil |
| 32 | } |
| 33 | |
| 34 | func (c *CreateTopicsResponse) decode(pd packetDecoder, version int16) (err error) { |
| 35 | c.Version = version |
| 36 | |
| 37 | if version >= 2 { |
| 38 | throttleTime, err := pd.getInt32() |
| 39 | if err != nil { |
| 40 | return err |
| 41 | } |
| 42 | c.ThrottleTime = time.Duration(throttleTime) * time.Millisecond |
| 43 | } |
| 44 | |
| 45 | n, err := pd.getArrayLength() |
| 46 | if err != nil { |
| 47 | return err |
| 48 | } |
| 49 | |
| 50 | c.TopicErrors = make(map[string]*TopicError, n) |
| 51 | for i := 0; i < n; i++ { |
| 52 | topic, err := pd.getString() |
| 53 | if err != nil { |
| 54 | return err |
| 55 | } |
| 56 | c.TopicErrors[topic] = new(TopicError) |
| 57 | if err := c.TopicErrors[topic].decode(pd, version); err != nil { |
| 58 | return err |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | return nil |
| 63 | } |
| 64 | |
| 65 | func (c *CreateTopicsResponse) key() int16 { |
| 66 | return 19 |
| 67 | } |
| 68 | |
| 69 | func (c *CreateTopicsResponse) version() int16 { |
| 70 | return c.Version |
| 71 | } |
| 72 | |
| 73 | func (c *CreateTopicsResponse) requiredVersion() KafkaVersion { |
| 74 | switch c.Version { |
| 75 | case 2: |
| 76 | return V1_0_0_0 |
| 77 | case 1: |
| 78 | return V0_11_0_0 |
| 79 | default: |
| 80 | return V0_10_1_0 |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | type TopicError struct { |
| 85 | Err KError |
| 86 | ErrMsg *string |
| 87 | } |
| 88 | |
| 89 | func (t *TopicError) Error() string { |
| 90 | text := t.Err.Error() |
| 91 | if t.ErrMsg != nil { |
| 92 | text = fmt.Sprintf("%s - %s", text, *t.ErrMsg) |
| 93 | } |
| 94 | return text |
| 95 | } |
| 96 | |
| 97 | func (t *TopicError) encode(pe packetEncoder, version int16) error { |
| 98 | pe.putInt16(int16(t.Err)) |
| 99 | |
| 100 | if version >= 1 { |
| 101 | if err := pe.putNullableString(t.ErrMsg); err != nil { |
| 102 | return err |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | return nil |
| 107 | } |
| 108 | |
| 109 | func (t *TopicError) decode(pd packetDecoder, version int16) (err error) { |
| 110 | kErr, err := pd.getInt16() |
| 111 | if err != nil { |
| 112 | return err |
| 113 | } |
| 114 | t.Err = KError(kErr) |
| 115 | |
| 116 | if version >= 1 { |
| 117 | if t.ErrMsg, err = pd.getNullableString(); err != nil { |
| 118 | return err |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | return nil |
| 123 | } |