kafka/checkstyle/import-control-core.xml

<!DOCTYPE import-control PUBLIC
"-//Puppy Crawl//DTD Import Control 1.1//EN"
"http://www.puppycrawl.com/dtds/import_control_1_1.dtd">
<!--
 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
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<import-control pkg="kafka">

  <!-- THINK HARD ABOUT THE LAYERING OF THE PROJECT BEFORE CHANGING THIS FILE -->

  <!-- common library dependencies -->
  <allow pkg="java" />
  <allow pkg="scala" />
  <allow pkg="javax.management" />
  <allow pkg="org.slf4j" />
  <allow pkg="org.junit" />
  <allow pkg="java.security" />
  <allow pkg="javax.net.ssl" />
  <allow pkg="javax.security" />

  <allow pkg="kafka.common" />
  <allow pkg="kafka.utils" />
  <allow pkg="kafka.serializer" />
  <allow pkg="org.apache.kafka.common" />

  <!-- see KIP-544 for why KafkaYammerMetrics should be used instead of the global default yammer metrics registry
       https://cwiki.apache.org/confluence/display/KAFKA/KIP-544%3A+Make+metrics+exposed+via+JMX+configurable -->
  <disallow class="com.yammer.metrics.Metrics" />
  <allow pkg="com.yammer.metrics"/>

  <subpackage name="testkit">
    <allow pkg="kafka.metrics"/>
    <allow pkg="kafka.raft"/>
    <allow pkg="kafka.server"/>
    <allow pkg="kafka.tools"/>
    <allow pkg="org.apache.kafka.clients"/>
    <allow pkg="org.apache.kafka.controller"/>
    <allow pkg="org.apache.kafka.raft"/>
    <allow pkg="org.apache.kafka.test"/>
    <allow pkg="org.apache.kafka.metadata" />
    <allow pkg="org.apache.kafka.metalog" />
    <allow pkg="org.apache.kafka.server.common" />
  </subpackage>

  <subpackage name="tools">
    <allow pkg="org.apache.kafka.clients.admin" />
    <allow pkg="kafka.admin" />
    <allow pkg="joptsimple" />
    <allow pkg="org.apache.kafka.clients.consumer" />
  </subpackage>

  <subpackage name="coordinator">
    <allow class="kafka.server.MetadataCache" />
  </subpackage>

  <subpackage name="examples">
    <allow pkg="org.apache.kafka.clients" />
  </subpackage>

  <subpackage name="server">
    <subpackage name="builders">
      <allow pkg="kafka" />
      <allow pkg="org.apache.kafka" />
    </subpackage>
  </subpackage>

  <subpackage name="test">
    <allow pkg="org.apache.kafka.controller"/>
    <allow pkg="org.apache.kafka.metadata"/>
    <allow pkg="org.apache.kafka.server.authorizer"/>
    <allow pkg="kafka.test.annotation"/>
    <allow pkg="kafka.test.junit"/>
    <allow pkg="kafka.network"/>
    <allow pkg="kafka.api"/>
    <allow pkg="kafka.server"/>
    <allow pkg="org.apache.kafka.clients.admin"/>
    <allow pkg="integration.kafka.server" class="IntegrationTestHelper"/>
    <subpackage name="annotation">
      <allow pkg="kafka.test"/>
    </subpackage>
    <subpackage name="junit">
      <allow pkg="kafka.test"/>
      <allow pkg="kafka.testkit"/>
      <allow pkg="org.apache.kafka.clients"/>
      <allow pkg="org.apache.kafka.metadata" />
    </subpackage>
  </subpackage>
</import-control>