kafka.api.Request.scala 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.
*/
package kafka.api
object Request {
val OrdinaryConsumerId: Int = -1
val DebuggingConsumerId: Int = -2
val FutureLocalReplicaId: Int = -3
// Broker ids are non-negative int.
def isValidBrokerId(brokerId: Int): Boolean = brokerId >= 0
def isConsumer(replicaId: Int): Boolean = {
replicaId < 0 && replicaId != FutureLocalReplicaId
}
def describeReplicaId(replicaId: Int): String = {
replicaId match {
case OrdinaryConsumerId => "consumer"
case DebuggingConsumerId => "debug consumer"
case FutureLocalReplicaId => "future local replica"
case id if isValidBrokerId(id) => s"replica [$id]"
case id => s"invalid replica [$id]"
}
}
}