[SOLR-4480] EDisMax parser blows up with query containing single plus or minus

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 4.2, 6.0
• Component/s: query parsers
• Assignee: Unassigned
• Reporter: Fiona Tay
• Created: 20/Feb/13 23:43
• Updated: 09/May/16 18:47
• Resolved: 26/Feb/13 19:51

Description

We are running solr with sunspot and when we set up a query containing a single plus, Solr blows up with the following error:
SOLR Request (5.0ms) [ path=#<RSolr::Client:0x4c7464ac> parameters={data: fq=type%3A%28Attachment+OR+User+OR+GpdbDataSource+OR+HadoopInstance+OR+GnipInstance+OR+Workspace+OR+Workfile+OR+Tag+OR+Dataset+OR+HdfsEntry%29&fq=type_name_s%3A%28Attachment+OR+User+OR+Instance+OR+Workspace+OR+Workfile+OR+Tag+OR+Dataset+OR+HdfsEntry%29&fq=%28security_type_name_sm%3A%28Dataset%29+AND+-instance_account_ids_im%3A%282+OR+1%29%29&fq=%28security_type_name_sm%3AChorusView+AND+member_ids_im%3A1+AND+-public_b%3Atrue%29&fq=%28security_type_name_sm%3A%28Dataset%29+AND+instance_account_ids_im%3A%282+OR+1%29%29&fq=%28security_type_name_sm%3AChorusView+AND+-member_ids_im%3A1+AND+-public_b%3Atrue%29&q=%2B&fl=%2A+score&qf=name_texts+first_name_texts+last_name_texts+file_name_texts&defType=edismax&hl=on&hl.simple.pre=%40%40%40hl%40%40%40&hl.simple.post=%40%40%40endhl%40%40%40&start=0&rows=3, method: post, params: {:wt=>:ruby}, query: wt=ruby, headers:

{"Content-Type"=>"application/x-www-form-urlencoded; charset=UTF-8"}

, path: select, uri: http://localhost:8982/solr/select?wt=ruby, open_timeout: , read_timeout: } ]

RSolr::Error::Http (RSolr::Error::Http - 400 Bad Request
Error: org.apache.lucene.queryParser.ParseException: Cannot parse '': Encountered "<EOF>" at line 1, column 0.
Was expecting one of:
<NOT> ...
"+" ...
"-" ...
"(" ...
"*" ...
<QUOTED> ...
<TERM> ...
<PREFIXTERM> ...
<WILDTERM> ...