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Posted to dev@hive.apache.org by "Barna Zsombor Klara (JIRA)" <ji...@apache.org> on 2016/12/08 09:59:58 UTC
[jira] [Created] (HIVE-15387) NPE in HiveServer2 webUI Historical
SQL Operations section
Barna Zsombor Klara created HIVE-15387:
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Summary: NPE in HiveServer2 webUI Historical SQL Operations section
Key: HIVE-15387
URL: https://issues.apache.org/jira/browse/HIVE-15387
Project: Hive
Issue Type: Bug
Reporter: Barna Zsombor Klara
Priority: Minor
The runtime value on a SQLOperationDisplay may be null, which may lead to NPEs on the web UI.
Stack trace:
{code}
java.lang.NullPointerException
at org.apache.hive.generated.hiveserver2.hiveserver2_jsp._jspService(hiveserver2_jsp.java:145)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:565)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:479)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119)
at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:521)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1031)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:406)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:186)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:965)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:250)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:111)
at org.eclipse.jetty.server.Server.handle(Server.java:349)
at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:449)
at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:910)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:634)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:230)
at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:76)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:609)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:45)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:599)
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:534)
at java.lang.Thread.run(Thread.java:745)
{code}
Compiled jsp segment:
{code}
124 out.print( conf.get(ConfVars.HIVE_SERVER2_WEBUI_MAX_HISTORIC_QUERIES.varname) );
125 out.write(" Closed Queries</h2>\n<table id=\"attributes_table\" class=\"table table-striped\">\n <tr>\n <th>User Name</th>\n <th>Query</th>\n <th>Execution Engine</th>\n <th>State</th>\n <th>Opened (s)</th>\n <th>Closed Timestamp</th>\n <th>Latency (s)</th>\n <th>Drilldown Link</th>\n </tr>\n ");
126
127 queries = 0;
128 operations = sessionManager.getOperationManager().getHistoricalSQLOperations();
129 for (SQLOperationDisplay operation : operations) {
130 queries++;
131
132 out.write("\n <tr>\n <td>");
133 out.print( operation.getUserName() );
134 out.write("</td>\n <td>");
135 out.print( operation.getQueryDisplay() == null ? "Unknown" : operation.getQueryDisplay().getQueryString() );
136 out.write("</td>\n <td>");
137 out.print( operation.getExecutionEngine() );
138 out.write("\n <td>");
139 out.print( operation.getState() );
140 out.write("</td>\n <td>");
141 out.print( operation.getElapsedTime()/1000 );
142 out.write("</td>\n <td>");
143 out.print( operation.getEndTime() == null ? "In Progress" : new Date(operation.getEndTime()) );
144 out.write("</td>\n <td>");
145 out.print( operation.getRuntime()/1000 );
146 out.write("</td>\n ");
{code}
Still trying to find a way to easily reproduce the issue.
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