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encodeRecord.go
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encodeRecord.go
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// Copyright 2015 LinkedIn Corp. Licensed under the Apache License,
// Version 2.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License
// at http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied.Copyright [201X] LinkedIn Corp. Licensed under the Apache
// License, Version 2.0 (the "License"); you may not use this file
// except in compliance with the License. You may obtain a copy of
// the License at http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied.
package main
import (
"github.com/CloudWise-OpenSource/GoCrab/Libs/goavro"
"bytes"
"log"
)
func main() {
recordSchemaJSON := `
{
"type": "record",
"name": "comments",
"doc:": "A basic schema for storing blog comments",
"namespace": "com.example",
"fields": [
{
"doc": "Name of user",
"type": "string",
"name": "username"
},
{
"doc": "The content of the user's message",
"type": "string",
"name": "comment"
},
{
"doc": "Unix epoch time in milliseconds",
"type": "long",
"name": "timestamp"
}
]
}
`
someRecord, err := goavro.NewRecord(goavro.RecordSchema(recordSchemaJSON))
if err != nil {
log.Fatal(err)
}
// identify field name to set datum for
someRecord.Set("username", "Aquaman")
someRecord.Set("comment", "The Atlantic is oddly cold this morning!")
someRecord.Set("timestamp", int64(1082196484))
codec, err := goavro.NewCodec(recordSchemaJSON)
if err != nil {
log.Fatal(err)
}
bb := new(bytes.Buffer)
if err = codec.Encode(bb, someRecord); err != nil {
log.Fatal(err)
}
actual := bb.Bytes()
expected := []byte("\x0eAquamanPThe Atlantic is oddly cold this morning!\x88\x88\x88\x88\x08")
if bytes.Compare(actual, expected) != 0 {
log.Printf("Actual: %#v; Expected: %#v", actual, expected)
}
}