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example.go
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example.go
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// This example shows serializing and deserializing records in single-object encoding
package main
import (
"bytes"
"fmt"
"reflect"
"github.com/actgardner/gogen-avro/v10/example/avro"
"github.com/actgardner/gogen-avro/v10/soe"
)
func main() {
// Create a new DemoSchema struct
demoStruct := avro.DemoSchema{
IntField: 1,
DoubleField: 2.3,
StringField: "A string",
BoolField: true,
BytesField: []byte{1, 2, 3, 4},
}
buf := &bytes.Buffer{}
// Write the record with single-object encoding to the buffer
err := soe.WriteRecord(buf, &demoStruct)
if err != nil {
fmt.Printf("Error writing record to buffer: %v\n", err)
return
}
// Read the single-object header from the buffer to get the schema fingerprint
fingerprint, err := soe.ReadHeader(buf)
if err != nil {
fmt.Printf("Error reading single-object header: %v\n", err)
return
}
// Check that the schema fingeprint matches the fingerprint we expect
if string(fingerprint) != avro.DemoSchemaAvroCRC64Fingerprint {
fmt.Printf("Object had unexpected fingerprint: %v\n", fingerprint)
return
}
output, err := avro.DeserializeDemoSchema(buf)
if err != nil {
fmt.Printf("Error reading single-object header: %v\n", err)
return
}
if !reflect.DeepEqual(output, demoStruct) {
fmt.Printf("Expected structs to match! %v %v\n", output, demoStruct)
return
}
fmt.Printf("Round-trip successful!")
}