IpiMtasSearchHandler.java
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package mtas.solr.handler;
import mtas.solr.handler.stat.MtasGroupQueryHandler;
import org.apache.commons.lang3.StringUtils;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.apache.solr.common.params.SolrParams;
import org.apache.solr.handler.component.SearchHandler;
import org.apache.solr.request.SolrQueryRequest;
import org.apache.solr.response.SolrQueryResponse;
public class IpiMtasSearchHandler extends SearchHandler {
@Override
public void handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp) throws Exception {
transformParams(req);
super.handleRequestBody(req, rsp);
}
private void transformParams(SolrQueryRequest req) {
SolrParams params = req.getParams();
ModifiableSolrParams newParams = ModifiableSolrParams.of(params);
if (!isMtasRequest(params)) {
return;
}
handleGroups(newParams);
req.setParams(newParams);
}
private boolean isMtasRequest(SolrParams params) {
return Boolean.TRUE.equals(params.getBool("mtas"));
}
private void handleGroups(ModifiableSolrParams params) {
int groupIndex = handleGroupsInListQueries(0, params);
}
private int handleGroupsInListQueries(int groupIndex, ModifiableSolrParams params) {
for(int i=0; i<100 ;i++){
String queryParamName = "mtas.list."+i+".query.value";
String queryText = params.get(queryParamName);
if(StringUtils.isBlank(queryText)){
return groupIndex;
}
if (!MtasGroupQueryHandler.hasGroupQueryCOmponent(queryText)) {
continue;
}
String mtasField = params.get("mtas.list."+i+".field");
MtasGroupQueryHandler handler = new MtasGroupQueryHandler();
if(handler.handleGroups(groupIndex, queryText, mtasField, params)){
groupIndex++;
}
params.set(queryParamName, handler.getSimpleQueryText());
}
return groupIndex;
}
}