common.message.ConsumerProtocolSubscription.json Maven / Gradle / Ivy
// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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.
// See the License for the specific language governing permissions and
// limitations under the License.
{
"type": "data",
"name": "ConsumerProtocolSubscription",
// Subscription part of the Consumer Protocol.
//
// The current implementation assumes that future versions will not break compatibility. When
// it encounters a newer version, it parses it using the current format. This basically means
// that new versions cannot remove or reorder any of the existing fields.
"validVersions": "0-1",
"fields": [
{ "name": "Topics", "type": "[]string", "versions": "0+" },
{ "name": "UserData", "type": "bytes", "versions": "0+", "nullableVersions": "0+",
"default": "null", "zeroCopy": true },
{ "name": "OwnedPartitions", "type": "[]TopicPartition", "versions": "1+", "ignorable": true,
"fields": [
{ "name": "Topic", "type": "string", "versions": "1+" },
{ "name": "Partitions", "type": "[]int32", "versions": "1+"}
]
}
]
}