William Kurkian | ea86948 | 2019-04-09 15:16:11 -0400 | [diff] [blame] | 1 | package sarama |
| 2 | |
| 3 | type TxnOffsetCommitRequest struct { |
| 4 | TransactionalID string |
| 5 | GroupID string |
| 6 | ProducerID int64 |
| 7 | ProducerEpoch int16 |
| 8 | Topics map[string][]*PartitionOffsetMetadata |
| 9 | } |
| 10 | |
| 11 | func (t *TxnOffsetCommitRequest) encode(pe packetEncoder) error { |
| 12 | if err := pe.putString(t.TransactionalID); err != nil { |
| 13 | return err |
| 14 | } |
| 15 | if err := pe.putString(t.GroupID); err != nil { |
| 16 | return err |
| 17 | } |
| 18 | pe.putInt64(t.ProducerID) |
| 19 | pe.putInt16(t.ProducerEpoch) |
| 20 | |
| 21 | if err := pe.putArrayLength(len(t.Topics)); err != nil { |
| 22 | return err |
| 23 | } |
| 24 | for topic, partitions := range t.Topics { |
| 25 | if err := pe.putString(topic); err != nil { |
| 26 | return err |
| 27 | } |
| 28 | if err := pe.putArrayLength(len(partitions)); err != nil { |
| 29 | return err |
| 30 | } |
| 31 | for _, partition := range partitions { |
| 32 | if err := partition.encode(pe); err != nil { |
| 33 | return err |
| 34 | } |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | return nil |
| 39 | } |
| 40 | |
| 41 | func (t *TxnOffsetCommitRequest) decode(pd packetDecoder, version int16) (err error) { |
| 42 | if t.TransactionalID, err = pd.getString(); err != nil { |
| 43 | return err |
| 44 | } |
| 45 | if t.GroupID, err = pd.getString(); err != nil { |
| 46 | return err |
| 47 | } |
| 48 | if t.ProducerID, err = pd.getInt64(); err != nil { |
| 49 | return err |
| 50 | } |
| 51 | if t.ProducerEpoch, err = pd.getInt16(); err != nil { |
| 52 | return err |
| 53 | } |
| 54 | |
| 55 | n, err := pd.getArrayLength() |
| 56 | if err != nil { |
| 57 | return err |
| 58 | } |
| 59 | |
| 60 | t.Topics = make(map[string][]*PartitionOffsetMetadata) |
| 61 | for i := 0; i < n; i++ { |
| 62 | topic, err := pd.getString() |
| 63 | if err != nil { |
| 64 | return err |
| 65 | } |
| 66 | |
| 67 | m, err := pd.getArrayLength() |
| 68 | if err != nil { |
| 69 | return err |
| 70 | } |
| 71 | |
| 72 | t.Topics[topic] = make([]*PartitionOffsetMetadata, m) |
| 73 | |
| 74 | for j := 0; j < m; j++ { |
| 75 | partitionOffsetMetadata := new(PartitionOffsetMetadata) |
| 76 | if err := partitionOffsetMetadata.decode(pd, version); err != nil { |
| 77 | return err |
| 78 | } |
| 79 | t.Topics[topic][j] = partitionOffsetMetadata |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | return nil |
| 84 | } |
| 85 | |
| 86 | func (a *TxnOffsetCommitRequest) key() int16 { |
| 87 | return 28 |
| 88 | } |
| 89 | |
| 90 | func (a *TxnOffsetCommitRequest) version() int16 { |
| 91 | return 0 |
| 92 | } |
| 93 | |
| 94 | func (a *TxnOffsetCommitRequest) requiredVersion() KafkaVersion { |
| 95 | return V0_11_0_0 |
| 96 | } |
| 97 | |
| 98 | type PartitionOffsetMetadata struct { |
| 99 | Partition int32 |
| 100 | Offset int64 |
| 101 | Metadata *string |
| 102 | } |
| 103 | |
| 104 | func (p *PartitionOffsetMetadata) encode(pe packetEncoder) error { |
| 105 | pe.putInt32(p.Partition) |
| 106 | pe.putInt64(p.Offset) |
| 107 | if err := pe.putNullableString(p.Metadata); err != nil { |
| 108 | return err |
| 109 | } |
| 110 | |
| 111 | return nil |
| 112 | } |
| 113 | |
| 114 | func (p *PartitionOffsetMetadata) decode(pd packetDecoder, version int16) (err error) { |
| 115 | if p.Partition, err = pd.getInt32(); err != nil { |
| 116 | return err |
| 117 | } |
| 118 | if p.Offset, err = pd.getInt64(); err != nil { |
| 119 | return err |
| 120 | } |
| 121 | if p.Metadata, err = pd.getNullableString(); err != nil { |
| 122 | return err |
| 123 | } |
| 124 | |
| 125 | return nil |
| 126 | } |