[jira] [Created] (SOLR-11883) NPE on missing nested query in QueryValueSource

["Munendra S N (JIRA)" <ji...@apache.org>]

Munendra S N created SOLR-11883:
-----------------------------------

             Summary: NPE on missing nested query in QueryValueSource
                 Key: SOLR-11883
                 URL: https://issues.apache.org/jira/browse/SOLR-11883
             Project: Solr
          Issue Type: Bug
      Security Level: Public (Default Security Level. Issues are Public)
            Reporter: Munendra S N


When the nested query or query de-referencing is used but the query isn't specified Solr throws NPE.

For following request, 
{code:java}
http://localhost:8983/solr/blockjoin70001-1492010056/select?q=*&boost=query($qq)&defType=edismax
{code}

Solr returned 500 with stack trace

{code:java}
java.lang.NullPointerException
	at org.apache.lucene.queries.function.valuesource.QueryValueSource.hashCode(QueryValueSource.java:63)
	at java.util.Arrays.hashCode(Arrays.java:4146)
	at java.util.Objects.hash(Objects.java:128)
	at org.apache.lucene.queries.function.ValueSource$WrappedDoubleValuesSource.hashCode(ValueSource.java:275)
	at java.util.Arrays.hashCode(Arrays.java:4146)
	at java.util.Objects.hash(Objects.java:128)
	at org.apache.lucene.queries.function.FunctionScoreQuery$MultiplicativeBoostValuesSource.hashCode(FunctionScoreQuery.java:269)
	at java.util.Arrays.hashCode(Arrays.java:4146)
	at java.util.Objects.hash(Objects.java:128)
	at org.apache.lucene.queries.function.FunctionScoreQuery.hashCode(FunctionScoreQuery.java:130)
	at org.apache.solr.search.QueryResultKey.<init>(QueryResultKey.java:46)
	at org.apache.solr.search.SolrIndexSearcher.getDocListC(SolrIndexSearcher.java:1326)
	at org.apache.solr.search.SolrIndexSearcher.search(SolrIndexSearcher.java:583)
	at org.apache.solr.handler.component.QueryComponent.doProcessUngroupedSearch(QueryComponent.java:1435)
	at org.apache.solr.handler.component.QueryComponent.process(QueryComponent.java:375)
	at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:295)
	at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:177)
	at org.apache.solr.core.SolrCore.execute(SolrCore.java:2503)
	at org.apache.solr.servlet.HttpSolrCall.execute(HttpSolrCall.java:711)
	at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:517)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:380)
	at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:326)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1629)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1253)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1155)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:219)
	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:126)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
	at org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:335)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
	at org.eclipse.jetty.server.Server.handle(Server.java:530)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:347)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:256)
	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:102)
	at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:247)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
	at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
	at java.lang.Thread.run(Thread.java:745)
{code}

Since this is occurring because of missing parameter, Solr should return Bad Request



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