You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
88 lines
1.5 KiB
88 lines
1.5 KiB
package sarama |
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type MetadataRequest struct { |
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Version int16 |
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Topics []string |
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AllowAutoTopicCreation bool |
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} |
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func (r *MetadataRequest) encode(pe packetEncoder) error { |
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if r.Version < 0 || r.Version > 5 { |
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return PacketEncodingError{"invalid or unsupported MetadataRequest version field"} |
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} |
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if r.Version == 0 || len(r.Topics) > 0 { |
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err := pe.putArrayLength(len(r.Topics)) |
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if err != nil { |
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return err |
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} |
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for i := range r.Topics { |
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err = pe.putString(r.Topics[i]) |
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if err != nil { |
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return err |
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} |
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} |
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} else { |
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pe.putInt32(-1) |
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} |
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if r.Version > 3 { |
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pe.putBool(r.AllowAutoTopicCreation) |
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} |
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return nil |
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} |
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func (r *MetadataRequest) decode(pd packetDecoder, version int16) error { |
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r.Version = version |
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size, err := pd.getInt32() |
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if err != nil { |
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return err |
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} |
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if size < 0 { |
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return nil |
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} else { |
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topicCount := size |
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if topicCount == 0 { |
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return nil |
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} |
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r.Topics = make([]string, topicCount) |
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for i := range r.Topics { |
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topic, err := pd.getString() |
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if err != nil { |
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return err |
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} |
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r.Topics[i] = topic |
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} |
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} |
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if r.Version > 3 { |
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autoCreation, err := pd.getBool() |
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if err != nil { |
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return err |
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} |
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r.AllowAutoTopicCreation = autoCreation |
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} |
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return nil |
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} |
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func (r *MetadataRequest) key() int16 { |
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return 3 |
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} |
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func (r *MetadataRequest) version() int16 { |
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return r.Version |
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} |
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func (r *MetadataRequest) requiredVersion() KafkaVersion { |
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switch r.Version { |
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case 1: |
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return V0_10_0_0 |
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case 2: |
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return V0_10_1_0 |
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case 3, 4: |
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return V0_11_0_0 |
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case 5: |
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return V1_0_0_0 |
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default: |
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return MinVersion |
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} |
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}
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