Karl -

There’s expandMacros=false, as covered here: 
https://cwiki.apache.org/confluence/display/solr/Parameter+Substitution

But… what exactly is being sent to Solr?    Is there some kind of “${…” being 
sent as a parameter?   Just curious what’s getting you into this in the first 
place.   But disabling probably is your most desired solution.

        Erik


> On Jun 14, 2017, at 9:34 AM, Karl Wright <daddy...@gmail.com> wrote:
> 
> Hi all,
> 
> I've got a ManifoldCF user who is posting content to Solr using the MCF Solr 
> output connector.  This connector uses SolrJ under the covers -- a fairly 
> recent version -- but also has overridden some classes to insure that 
> multipart form posts will be used for most content.
> 
> The problem is that, for a specific document, the user is getting an 
> ArrayIndexOutOfBounds exception in Solr, as follows:
> 
> >>>>>>
> 2017-06-14T08:25:16,546 - ERROR [qtp862890654-69725:SolrException@148] - 
> {collection=c:documentum_manifoldcf_stg, 
> core=x:documentum_manifoldcf_stg_shard1_replica1, 
> node_name=n:**********:8983_solr, replica=r:core_node1, shard=s:shard1} - 
> java.lang.StringIndexOutOfBoundsException: String index out of range: -296
>         at java.lang.String.substring(String.java:1911)
>         at 
> org.apache.solr.request.macro.MacroExpander._expand(MacroExpander.java:143)
>         at 
> org.apache.solr.request.macro.MacroExpander.expand(MacroExpander.java:93)
>         at 
> org.apache.solr.request.macro.MacroExpander.expand(MacroExpander.java:59)
>         at 
> org.apache.solr.request.macro.MacroExpander.expand(MacroExpander.java:45)
>         at 
> org.apache.solr.request.json.RequestUtil.processParams(RequestUtil.java:157)
>         at 
> org.apache.solr.util.SolrPluginUtils.setDefaults(SolrPluginUtils.java:172)
>         at 
> org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:152)
>         at org.apache.solr.core.SolrCore.execute(SolrCore.java:2102)
>         at org.apache.solr.servlet.HttpSolrCall.execute(HttpSolrCall.java:654)
>         at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:460)
>         at 
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:257)
>         at 
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:208)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
>         at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
>         at 
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:215)
>         at 
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110)
>         at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
>         at org.eclipse.jetty.server.Server.handle(Server.java:499)
>         at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:310)
>         at 
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
>         at 
> org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
>         at java.lang.Thread.run(Thread.java:745)
> <<<<<<
> 
> It looks worrisome to me that there's now possibly some kind of "macro 
> expansion" that is being triggered within parameters being sent to Solr.  Can 
> anyone tell me either how to (a) disable this feature, or (b) how the MCF 
> Solr output connector should escape parameters being posted so that Solr does 
> not attempt any macro expansion?  If the latter, I also need to know when 
> this feature appeared, since obviously whether or not to do the escaping will 
> depend on the precise version of the Solr instance involved.
> 
> I'm also quite concerned that considerations of backwards compatibility may 
> have been lost at some point with Solr, since heretofore I could count on 
> older versions of SolrJ working with newer versions of Solr.  Please clarify 
> what the current policy is....
> 
> 
> Thanks,
> Karl
> 


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