hadoop/hadoop-tools/hadoop-azure/dev-support/findbugs-exclude.xml

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   Licensed to the Apache Software Foundation (ASF) under one or more
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   this work for additional information regarding copyright ownership.
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       http://www.apache.org/licenses/LICENSE-2.0

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   distributed under the License is distributed on an "AS IS" BASIS,
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   See the License for the specific language governing permissions and
   limitations under the License.
-->
<FindBugsFilter>
     <!-- It is okay to skip up to end of file. No need to check return value. -->
     <Match>
       <Class name="org.apache.hadoop.fs.azure.AzureNativeFileSystemStore" />
       <Method name="retrieve" />
       <Bug pattern="SR_NOT_CHECKED" />
       <Priority value="2" />
     </Match>

     <!-- Returning fully loaded array to iterate through is a convenience
	  and helps performance. -->
     <Match>
       <Class name="org.apache.hadoop.fs.azure.NativeAzureFileSystem$FolderRenamePending" />
       <Method name="getFiles" />
       <Bug pattern="EI_EXPOSE_REP" />
       <Priority value="2" />
     </Match>

     <!-- Need to start keep-alive thread for SelfRenewingLease in constructor. -->
     <Match>
       <Class name="org.apache.hadoop.fs.azure.SelfRenewingLease" />
       <Bug pattern="SC_START_IN_CTOR" />
       <Priority value="2" />
     </Match>
     
     <!-- Using a key set iterator is fine because this is not a performance-critical
	  method. -->
     <Match>
       <Class name="org.apache.hadoop.fs.azure.PageBlobOutputStream" />
       <Method name="logAllStackTraces" />
       <Bug pattern="WMI_WRONG_MAP_ITERATOR" />
       <Priority value="2" />
     </Match>

    <!-- FileMetadata is used internally for storing metadata but also
    subclasses FileStatus to reduce allocations when listing a large number
    of files.  When it is returned to an external caller as a FileStatus, the
    extra metadata is no longer useful and we want the equals and hashCode
    methods of FileStatus to be used. -->
    <Match>
        <Class name="org.apache.hadoop.fs.azure.FileMetadata" />
        <Bug pattern="EQ_DOESNT_OVERRIDE_EQUALS" />
    </Match>
 </FindBugsFilter>