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Fix issue with AnalysisRequestHandlers response choking up QueryResponse 

git-svn-id: https://svn.apache.org/repos/asf/lucene/solr/trunk@728415 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Erik Hatcher 2008-12-21 10:05:06 +00:00
parent 0405583d6d
commit 73c930b0b1
1 changed files with 22 additions and 2 deletions
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24
contrib/velocity/src/main/java/org/apache/solr/request/VelocityResponseWriter.java
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@ -20,6 +20,7 @@ package org.apache.solr.request;
import org.apache.solr.common.util.NamedList;
import org.apache.solr.client.solrj.SolrResponse;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.client.solrj.response.SolrResponseBase;
import org.apache.solr.client.solrj.embedded.EmbeddedSolrServer;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
@ -47,12 +48,31 @@ public class VelocityResponseWriter implements QueryResponseWriter {
context.put("request", request);
// Turn the SolrQueryResponse into a SolrResponse.
// QueryResponse has lots of conveniences suitable for a view
// Problem is, which SolrResponse class to use?
// One patch to SOLR-620 solved this by passing in a class name as
// as a parameter and using reflection and Solr's class loader to
// create a new instance. But for now the implementation simply
// uses QueryResponse, and if it chokes in a known way, fall back
// to bare bones SolrResponseBase.
// TODO: Can this writer know what the handler class is? With echoHandler=true it can get its string name at least
SolrResponse rsp = new QueryResponse();
rsp.setResponse(new EmbeddedSolrServer(request.getCore()).getParsedResponse(request, response));
NamedList<Object> parsedResponse = new EmbeddedSolrServer(request.getCore()).getParsedResponse(request, response);
try {
rsp.setResponse(parsedResponse);
// page only injected if QueryResponse works
context.put("page",new PageTool(request,response)); // page tool only makes sense for a SearchHandler request... *sigh*
} catch (ClassCastException e) {
// known edge case where QueryResponse's extraction assumes "response" is a SolrDocumentList
// (AnalysisRequestHandler emits a "response")
rsp = new SolrResponseBase();
rsp.setResponse(parsedResponse);
}
context.put("response", rsp);
// Velocity context tools - TODO: make these pluggable
context.put("page",new PageTool(request,response));
context.put("esc", new EscapeTool());
context.put("sort", new SortTool());
context.put("number", new NumberTool());