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https://issues.apache.org/jira/browse/SOLR-10383?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15953381#comment-15953381
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ASF subversion and git services commented on SOLR-10383:
--------------------------------------------------------
Commit 186c5edd63fe292388ad435bc1cbb1a32a3a3824 in lucene-solr's branch
refs/heads/master from [~cpoerschke]
[ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=186c5edd ]
SOLR-10383: Fix debug related NullPointerException in solr/contrib/ltr
OriginalScoreFeature class.
(Vitezslav Zak, Christine Poerschke)
> NPE on debug query in SOLR UI - LTR OriginalScoreFeature
> --------------------------------------------------------
>
> Key: SOLR-10383
> URL: https://issues.apache.org/jira/browse/SOLR-10383
> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Affects Versions: 6.4.2
> Reporter: Vitezslav Zak
> Assignee: Christine Poerschke
> Attachments: SOLR-10383.patch, SOLR-10383.patch, SOLR-10383-prep.patch
>
> Original Estimate: 0.5h
> Remaining Estimate: 0.5h
>
> Hi,
> there is a NPE if I want to debug query in SOLR UI.
> I'm using LTR for reranking result.
> My features:
> {code}
> {
> "initArgs":{},
> "initializedOn":"2017-03-29T05:32:52.160Z",
> "updatedSinceInit":"2017-03-29T05:56:28.721Z",
> "managedList":[
> {
> "name":"documentRecency",
> "class":"org.apache.solr.ltr.feature.SolrFeature",
> "params":{"q":"{!func}recip( ms(NOW,initial_release_date), 3.16e-11, 1,
> 1)"},
> "store":"_DEFAULT_"},
> {
> "name":"niceness",
> "class":"org.apache.solr.ltr.feature.SolrFeature",
> "params":{"fq":["{!func}recip(niceness, 0.1, 1, 1)"]},
> "store":"_DEFAULT_"},
> {
> "name":"originalScore",
> "class":"org.apache.solr.ltr.feature.OriginalScoreFeature",
> "params":null,
> "store":"_DEFAULT_"}]}
> {code}
> My model:
> {code}
> {
> "initArgs":{},
> "initializedOn":"2017-03-29T05:32:52.167Z",
> "updatedSinceInit":"2017-03-29T05:54:26.100Z",
> "managedList":[{
> "name":"myModel",
> "class":"org.apache.solr.ltr.model.LinearModel",
> "store":"_DEFAULT_",
> "features":[
> {
> "name":"documentRecency",
> "norm":{"class":"org.apache.solr.ltr.norm.IdentityNormalizer"}},
> {
> "name":"niceness",
> "norm":{"class":"org.apache.solr.ltr.norm.IdentityNormalizer"}},
> {
> "name":"originalScore",
> "norm":{"class":"org.apache.solr.ltr.norm.IdentityNormalizer"}}],
> "params":{"weights":{
> "documentRecency":0.1,
> "niceness":1.0,
> "originalScore":0.5}}}]}
> {code}
> NPE occurs in this method, where docInfo is null.
> {code:title=OriginalScoreFeature.java}
> @Override
> public float score() throws IOException {
> // This is done to improve the speed of feature extraction. Since this
> // was already scored in step 1
> // we shouldn't need to calc original score again.
> final DocInfo docInfo = getDocInfo();
> return (docInfo.hasOriginalDocScore() ? docInfo.getOriginalDocScore()
> : originalScorer.score());
> }
> {code}
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