Details
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Improvement
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Status: Resolved
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Major
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Resolution: Fixed
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5.4.1
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None
Description
It is not easy to create a custom JSON facet function. A simple function based on AvgAgg quickly results in the following compilation failures:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.3:compile (default-compile) on project openindex-solr: Compilation failure: Compilation failure: [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[22,36] org.apache.solr.search.facet.FacetContext is not public in org.apache.solr.search.facet; cannot be accessed from outside package [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[23,36] org.apache.solr.search.facet.FacetDoubleMerger is not public in org.apache.solr.search.facet; cannot be accessed from outside package [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[40,32] cannot find symbol [ERROR] symbol: class FacetContext [ERROR] location: class i.o.s.search.facet.CustomAvgAgg [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[49,39] cannot find symbol [ERROR] symbol: class FacetDoubleMerger [ERROR] location: class i.o.s.search.facet.CustomAvgAgg [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[54,43] cannot find symbol [ERROR] symbol: class Context [ERROR] location: class i.o.s.search.facet.CustomAvgAgg.Merger [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[41,16] cannot find symbol [ERROR] symbol: class AvgSlotAcc [ERROR] location: class i.o.s.search.facet.CustomAvgAgg [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[46,12] incompatible types: i.o.s.search.facet.CustomAvgAgg.Merger cannot be converted to org.apache.solr.search.facet.FacetMerger [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[53,5] method does not override or implement a method from a supertype [ERROR] /home/markus/projects/openindex/solr/trunk/src/main/java/i.o.s.search/facet/CustomAvgAgg.java:[60,5] method does not override or implement a method from a supertype
It seems lots of classes are tucked away in FacetModule, which we can't reach from outside.
Originates from this thread: http://mail-archives.apache.org/mod_mbox/lucene-solr-user/201602.mbox/%3CCAB_8Yd9LdbG_0ZXM_h1igKfM6bqEypd5iLyy7TTY8CzTSCVwoA@mail.gmail.com%3E ( also available at https://lists.apache.org/thread.html/9fddcad3136ec908ce1c57881f8d3069e5d153f08b71f80f3e18d995%401455019826%40%3Csolr-user.lucene.apache.org%3E )
