hadoop/hadoop-mapreduce-project/hadoop-yarn/dev-support/findbugs-exclude.xml

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   this work for additional information regarding copyright ownership.
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<FindBugsFilter>
  <!-- Ignore PB Generated Code -->
  <Match>
    <Package name="org.apache.hadoop.yarn.proto" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.ipc\.RpcProtos.*" />
  </Match>

  <!-- Ignore unchecked Event casts -->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.nodemanager\.containermanager\.application\.ApplicationImpl.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.nodemanager\.containermanager\.container\.ContainerImpl.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.nodemanager\.containermanager\.localizer\.LocalizedResource.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.nodemanager\.containermanager\.localizer\.ResourceLocalizationService.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.monitor.ContainersMonitorImpl" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.resourcemanager\.rmapp\.RMAppImpl.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.resourcemanager\.rmapp\.attempt\.RMAppAttemptImpl.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl$AppRejectedTransition" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.resourcemanager\.rmcontainer\.RMContainerImpl.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.resourcemanager\.rmnode\.RMNodeImpl.*" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.resourcemanager\.RMAppManager.*" />
    <Method name="handle" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.resourcemanager\.scheduler\.capacity\.CapacityScheduler.*" />
    <Method name="handle" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.resourcemanager\.scheduler\.fifo\.FifoScheduler.*" />
    <Method name="handle" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.server\.nodemanager\.containermanager\.logaggregation\.LogAggregationService.*" />
    <Method name="handle" />
    <Bug pattern="BC_UNCONFIRMED_CAST" />
  </Match>

  <!-- Ignore intentional switch fallthroughs -->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerImpl" />
    <Method name="finished" />
    <Bug pattern="SF_SWITCH_FALLTHROUGH" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ContainerLocalizer" />
    <Method name="localizeFiles" />
    <Bug pattern="SF_SWITCH_FALLTHROUGH" />
  </Match>

  <!-- Ignore some irrelevant serialization warnings -->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceRetentionSet$LRUComparator" />
    <Bug pattern="SE_COMPARATOR_SHOULD_BE_SERIALIZABLE" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.exceptions.impl.pb.YarnRemoteExceptionPBImpl" />
    <Field name="builder" />
    <Bug pattern="SE_BAD_FIELD" />
  </Match>
  <Match>
    <Class name="~org\.apache\.hadoop\.yarn\.util\.BuilderUtils.*" />
    <Bug pattern="SE_COMPARATOR_SHOULD_BE_SERIALIZABLE" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.resourcemanager.resource.Priority$Comparator" />
    <Bug pattern="SE_COMPARATOR_SHOULD_BE_SERIALIZABLE" />
  </Match>

  <!-- Inconsistent sync warning - only start() is synchronized-->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.LogAggregationService" />
    <Bug pattern="IS2_INCONSISTENT_SYNC" />
  </Match>
  <!-- Inconsistent sync warning - reinitialize read from other queue does not need sync-->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue" />
    <Or>
      <Field name="absoluteCapacity" />
      <Field name="absoluteMaxCapacity" />
      <Field name="acls" />
      <Field name="capacity" />
      <Field name="maxApplications" />
      <Field name="maxApplicationsPerUser" />
      <Field name="maximumCapacity" />
      <Field name="state" />
      <Field name="userLimit" />
      <Field name="userLimitFactor" />
    </Or>
    <Bug pattern="IS2_INCONSISTENT_SYNC" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue" />
    <Or>
      <Field name="absoluteCapacity" />
      <Field name="absoluteMaxCapacity" />
      <Field name="acls" />
      <Field name="capacity" />
      <Field name="maximumCapacity" />
      <Field name="state" />
    </Or>
    <Bug pattern="IS2_INCONSISTENT_SYNC" />
  </Match>

  <!-- Don't care if putIfAbsent value is ignored -->
  <Match>
    <Package name="org.apache.hadoop.yarn.factories.impl.pb" />
    <Bug pattern="RV_RETURN_VALUE_OF_PUTIFABSENT_IGNORED" />
  </Match>

  <!-- Intended System.exit calls -->
  <Match>
    <Class name="org.apache.hadoop.yarn.webapp.Dispatcher$1" />
    <Bug pattern="DM_EXIT" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.webapp.WebApps$Builder" />
    <Bug pattern="DM_EXIT" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer$DelegationTokenCancelThread" />
    <Bug pattern="DM_EXIT" />
  </Match>
  <!-- AsyncDispatcher will kill the process if there is an error dispatching -->
  <Match>
    <Class name="org.apache.hadoop.yarn.event.AsyncDispatcher" />
    <Method name="dispatch" />
    <Bug pattern="DM_EXIT" />
  </Match>

  <!-- Ignore heartbeat exception when killing localizer -->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ContainerLocalizer" />
    <Method name="localizeFiles" />
    <Bug pattern="DE_MIGHT_IGNORE" />
  </Match>

  <!-- Ignore EI_EXPOSE_REP in PolicyProviders -->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.resourcemanager.security.authorize.RMPolicyProvider" />
    <Bug pattern="EI_EXPOSE_REP" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.security.authorize.NMPolicyProvider" />
    <Bug pattern="EI_EXPOSE_REP" />
  </Match>


  <!-- Ignore EI_EXPOSE_REP2 in Log services -->
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.AggregatedLogFormat$LogValue" />
    <Bug pattern="EI_EXPOSE_REP2" />
  </Match>
  <Match>
    <Class name="org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.AppLogAggregatorImpl" />
    <Bug pattern="EI_EXPOSE_REP2" />
  </Match>
</FindBugsFilter>