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https://issues.apache.org/jira/browse/GIRAPH-997?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14348445#comment-14348445
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Igor Kabiljo commented on GIRAPH-997:
-------------------------------------
They were broken forever - and I noted that on the reducer diffs - but left it
as is.
With reducers API I made those functions void, and threw exceptions when needed
instead.
> Upgrade findbugs to 3.0.0
> -------------------------
>
> Key: GIRAPH-997
> URL: https://issues.apache.org/jira/browse/GIRAPH-997
> Project: Giraph
> Issue Type: Task
> Reporter: Dionysios Logothetis
> Assignee: Dionysios Logothetis
> Priority: Minor
> Labels: maven
> Attachments: GIRAPH-997.patch
>
>
> Finbugs 3.0.0 is necessary to build with Java 8, but it catches the following
> bugs on mvn -DskipTests -Dcheckstyle.skip=true clean install:
> [INFO] --- findbugs-maven-plugin:3.0.0:check (default) @ giraph-core ---
> [INFO] BugInstance size is 8
> [INFO] Error size is 0
> [INFO] Total bugs: 8
> [INFO] Boxing/unboxing to parse a primitive
> org.apache.giraph.io.formats.IntIntTextVertexValueInputFormat$IntIntTextVertexValueReader.preprocessLine(Text)
>
> ["org.apache.giraph.io.formats.IntIntTextVertexValueInputFormat$IntIntTextVertexValueReader"]
> At IntIntTextVertexValueInputFormat.java:[lines 54-71]
> [INFO] Boxing/unboxing to parse a primitive
> org.apache.giraph.io.formats.IntNullTextEdgeInputFormat$IntNullTextEdgeReader.preprocessLine(Text)
>
> ["org.apache.giraph.io.formats.IntNullTextEdgeInputFormat$IntNullTextEdgeReader"]
> At IntNullTextEdgeInputFormat.java:[lines 53-76]
> [INFO] Boxing/unboxing to parse a primitive
> org.apache.giraph.io.formats.LongDoubleDoubleAdjacencyListVertexInputFormat$LongDoubleDoubleAdjacencyListVertexReader.decodeEdge(String,
> String)
> ["org.apache.giraph.io.formats.LongDoubleDoubleAdjacencyListVertexInputFormat$LongDoubleDoubleAdjacencyListVertexReader"]
> At LongDoubleDoubleAdjacencyListVertexInputFormat.java:[lines 49-75]
> [INFO] Boxing/unboxing to parse a primitive
> org.apache.giraph.io.formats.LongDoubleDoubleAdjacencyListVertexInputFormat$LongDoubleDoubleAdjacencyListVertexReader.decodeId(String)
>
> ["org.apache.giraph.io.formats.LongDoubleDoubleAdjacencyListVertexInputFormat$LongDoubleDoubleAdjacencyListVertexReader"]
> At LongDoubleDoubleAdjacencyListVertexInputFormat.java:[lines 49-75]
> [INFO] Redundant nullcheck of
> org.apache.giraph.master.AggregatorToGlobalCommTranslation.registerAggregator(String,
> Class, boolean), which is known to be non-null in
> org.apache.giraph.master.AggregatorToGlobalCommTranslation.registerAggregator(String,
> Class) ["org.apache.giraph.master.AggregatorToGlobalCommTranslation"] At
> AggregatorToGlobalCommTranslation.java:[lines 40-220]
> [INFO] Redundant nullcheck of
> org.apache.giraph.master.AggregatorToGlobalCommTranslation.registerAggregator(String,
> Class, boolean), which is known to be non-null in
> org.apache.giraph.master.AggregatorToGlobalCommTranslation.registerPersistentAggregator(String,
> Class) ["org.apache.giraph.master.AggregatorToGlobalCommTranslation"] At
> AggregatorToGlobalCommTranslation.java:[lines 40-220]
> [INFO] org.apache.giraph.zk.ZooKeeperManager.createZooKeeperServerList()
> invokes inefficient new Integer(String) constructor; use
> Integer.valueOf(String) instead ["org.apache.giraph.zk.ZooKeeperManager"] At
> ZooKeeperManager.java:[lines 60-840]
> [INFO] Inconsistent synchronization of
> org.apache.giraph.zk.ZooKeeperManager.zkRunner; locked 66% of time
> ["org.apache.giraph.zk.ZooKeeperManager"] At ZooKeeperManager.java:[lines
> 60-840]
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