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/*
* 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 org.apache.kafka.common.protocol;
import org.apache.kafka.common.protocol.types.Field;
import org.apache.kafka.common.resource.PatternType;
public class CommonFields {
public static final Field.Int32 THROTTLE_TIME_MS = new Field.Int32("throttle_time_ms",
"Duration in milliseconds for which the request was throttled due to quota violation (Zero if the " +
"request did not violate any quota)", 0);
public static final Field.Str TOPIC_NAME = new Field.Str("topic", "Name of topic");
public static final Field.Int32 PARTITION_ID = new Field.Int32("partition", "Topic partition id");
public static final Field.Int16 ERROR_CODE = new Field.Int16("error_code", "Response error code");
public static final Field.NullableStr ERROR_MESSAGE = new Field.NullableStr("error_message", "Response error message");
public static final Field.Int32 LEADER_EPOCH = new Field.Int32("leader_epoch", "The leader epoch");
public static final Field.Int32 CURRENT_LEADER_EPOCH = new Field.Int32("current_leader_epoch",
"The current leader epoch, if provided, is used to fence consumers/replicas with old metadata. " +
"If the epoch provided by the client is larger than the current epoch known to the broker, then " +
"the UNKNOWN_LEADER_EPOCH error code will be returned. If the provided epoch is smaller, then " +
"the FENCED_LEADER_EPOCH error code will be returned.");
// Group APIs
public static final Field.Str GROUP_ID = new Field.Str("group_id", "The unique group identifier");
// Transactional APIs
public static final Field.Str TRANSACTIONAL_ID = new Field.Str("transactional_id", "The transactional id corresponding to the transaction.");
public static final Field.NullableStr NULLABLE_TRANSACTIONAL_ID = new Field.NullableStr("transactional_id",
"The transactional id or null if the producer is not transactional");
public static final Field.Int64 PRODUCER_ID = new Field.Int64("producer_id", "Current producer id in use by the transactional id.");
public static final Field.Int16 PRODUCER_EPOCH = new Field.Int16("producer_epoch", "Current epoch associated with the producer id.");
// ACL APIs
public static final Field.Int8 RESOURCE_TYPE = new Field.Int8("resource_type", "The resource type");
public static final Field.Str RESOURCE_NAME = new Field.Str("resource_name", "The resource name");
public static final Field.NullableStr RESOURCE_NAME_FILTER = new Field.NullableStr("resource_name", "The resource name filter");
public static final Field.Int8 RESOURCE_PATTERN_TYPE = new Field.Int8("resource_pattern_type", "The resource pattern type", PatternType.LITERAL.code());
public static final Field.Int8 RESOURCE_PATTERN_TYPE_FILTER = new Field.Int8("resource_pattern_type_filter", "The resource pattern type filter", PatternType.LITERAL.code());
public static final Field.Str PRINCIPAL = new Field.Str("principal", "The ACL principal");
public static final Field.NullableStr PRINCIPAL_FILTER = new Field.NullableStr("principal", "The ACL principal filter");
public static final Field.Str HOST = new Field.Str("host", "The ACL host");
public static final Field.NullableStr HOST_FILTER = new Field.NullableStr("host", "The ACL host filter");
public static final Field.Int8 OPERATION = new Field.Int8("operation", "The ACL operation");
public static final Field.Int8 PERMISSION_TYPE = new Field.Int8("permission_type", "The ACL permission type");
public static final Field.Str PRINCIPAL_TYPE = new Field.Str("principal_type", "principalType of the Kafka principal");
public static final Field.Str PRINCIPAL_NAME = new Field.Str("name", "name of the Kafka principal");
public static final Field.Int64 COMMITTED_OFFSET = new Field.Int64("offset",
"Message offset to be committed");
public static final Field.NullableStr COMMITTED_METADATA = new Field.NullableStr("metadata",
"Any associated metadata the client wants to keep.");
public static final Field.Int32 COMMITTED_LEADER_EPOCH = new Field.Int32("leader_epoch",
"The leader epoch, if provided is derived from the last consumed record. " +
"This is used by the consumer to check for log truncation and to ensure partition " +
"metadata is up to date following a group rebalance.");
}
