lucene-solr-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Ray Niu <newry1...@gmail.com>
Subject Re: Java object binding not working
Date Mon, 04 Feb 2019 05:43:15 GMT
did you use multi values field´╝č

On Sun, Feb 3, 2019 at 8:22 PM Swapnil Katkar <skatkar225@gmail.com> wrote:

> Greetings!
>
> I am working on a requirement where I want to query the data and want to
> do the object mapping for the retrieved result using Solrj. For this, I am
> referring to the official document at *https://lucene.apache.org/solr/guide/7_6/using-solrj.html#java-object-binding
> <https://lucene.apache.org/solr/guide/7_6/using-solrj.html#java-object-binding>.*
I
> set-up the necessary class files and the collections.
>
> With the help of this document, I can create the documents in the Solr DB,
> but it is not working for fetching and mapping the fields to the Java POJO
> class. To do the mapping, I used @Field annotation.
>
> Details are as below:
> *1)* Solrj version: 7.6.0
> *2)* The line of code which is not working: *List<Employee> employees =
> response.getBeans(Employee.class);*
> *3)* Exception stack trace:
> *Caused by: java.lang.IllegalArgumentException: Can not set
> java.lang.String field demo.apache.solr.vo.Employee.name
> <http://demo.apache.solr.vo.Employee.name> to java.util.ArrayList*
> * at
> sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(Unknown
> Source)*
> * at
> sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(Unknown
> Source)*
> * at sun.reflect.UnsafeObjectFieldAccessorImpl.set(Unknown Source)*
> * at java.lang.reflect.Field.set(Unknown Source)*
> *4)* Collection was created using
>         *solr.cmd create -c employees -s 2 -rf 2*
>
> Please find the attached source code files. Also, I attached the stack
> trace file. Can you please help me on how to resolve them?
>
> Regards,
> Swapnil Katkar
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message