org.apache.solr.search.QParserPlugin Java Examples

@Override
public void prepare(ResponseBuilder rb) throws IOException {
  SolrParams params = rb.req.getParams();
  rb.doHighlights = solrConfigHighlighter.isHighlightingEnabled(params);
  if(rb.doHighlights){
    rb.setNeedDocList(true);
    String hlq = params.get(HighlightParams.Q);
    String hlparser = MoreObjects.firstNonNull(params.get(HighlightParams.QPARSER),
                                            params.get(QueryParsing.DEFTYPE, QParserPlugin.DEFAULT_QTYPE));
    if(hlq != null){
      try {
        QParser parser = QParser.getParser(hlq, hlparser, rb.req);
        rb.setHighlightQuery(parser.getHighlightQuery());
      } catch (SyntaxError e) {
        throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, e);
      }
    }
  }
}
 

/**
 * Searches the index, if older documents exists. Updates the solr query response.
 *
 * @param req - the solr query request information
 * @param rsp - the solr query response information
 * @return true if the hit count is greater zero, otherwise false
 * @throws SyntaxError, IOException if bad things happen
 */
private boolean olderDocumentsExists(String queryString, SolrQueryRequest req, SolrQueryResponse rsp) throws SyntaxError, IOException {
    String defType = req.getParams().get(QueryParsing.DEFTYPE, QParserPlugin.DEFAULT_QTYPE);

    QParser queryParser = QParser.getParser(queryString, defType, req);
    Query query = queryParser.getQuery();

    TotalHitCountCollector totalHitCountCollector = new TotalHitCountCollector();
    req.getSearcher().search(query, totalHitCountCollector);

    rsp.add("query", String.format("%s:[* TO NOW-%s]", queryField, timeSeriesAge));
    rsp.add("queryTechnical", queryString);
    rsp.add("removedDocuments", totalHitCountCollector.getTotalHits());

    return totalHitCountCollector.getTotalHits() != 0;
}
 

@SuppressWarnings("rawtypes")
protected NamedList test(ModifiableSolrParams params, String componentName) {
  SolrCore core = h.getCore();

  SearchComponent sc = core.getSearchComponent(componentName);
  assertTrue("XJoinSearchComponent not found in solrconfig", sc != null);
    
  QParserPlugin qp = core.getQueryPlugin("xjoin");
  assertTrue("XJoinQParserPlugin not found in solrconfig", qp != null);
  
  params.add("q", "*:*");
  params.add("fq", "{!xjoin}" + componentName);

  SolrQueryResponse rsp = new SolrQueryResponse();
  rsp.add("responseHeader", new SimpleOrderedMap<>());
  SolrQueryRequest req = new LocalSolrQueryRequest(core, params);

  SolrRequestHandler handler = core.getRequestHandler("standard");
  handler.handleRequest(req, rsp);
  req.close();
  assertNull(rsp.getException());
    
  return rsp.getValues();
}
 

@SuppressWarnings("rawtypes")
protected NamedList test(ModifiableSolrParams params, String componentName) {
  SolrCore core = h.getCore();

  SearchComponent sc = core.getSearchComponent(componentName);
  assertTrue("XJoinSearchComponent not found in solrconfig", sc != null);
    
  QParserPlugin qp = core.getQueryPlugin("xjoin");
  assertTrue("XJoinQParserPlugin not found in solrconfig", qp != null);
  
  params.add("q", "*:*");
  params.add("fq", "{!xjoin}" + componentName);

  SolrQueryResponse rsp = new SolrQueryResponse();
  rsp.add("responseHeader", new SimpleOrderedMap<>());
  SolrQueryRequest req = new LocalSolrQueryRequest(core, params);

  SolrRequestHandler handler = core.getRequestHandler("standard");
  handler.handleRequest(req, rsp);
  req.close();
  assertNull(rsp.getException());
    
  return rsp.getValues();
}
 

@SuppressWarnings("rawtypes")
protected NamedList test(ModifiableSolrParams params, String componentName) {
  SolrCore core = h.getCore();

  SearchComponent sc = core.getSearchComponent(componentName);
  assertTrue("XJoinSearchComponent not found in solrconfig", sc != null);
    
  QParserPlugin qp = core.getQueryPlugin("xjoin");
  assertTrue("XJoinQParserPlugin not found in solrconfig", qp != null);
  
  params.add("q", "*:*");
  params.add("fq", "{!xjoin}" + componentName);

  SolrQueryResponse rsp = new SolrQueryResponse();
  rsp.add("responseHeader", new SimpleOrderedMap<>());
  SolrQueryRequest req = new LocalSolrQueryRequest(core, params);

  SolrRequestHandler handler = core.getRequestHandler("standard");
  handler.handleRequest(req, rsp);
  req.close();
  assertNull(rsp.getException());
    
  return rsp.getValues();
}
 

public void testConstruction() throws Exception {
  SolrCore core = h.getCore();
  assertTrue("core is null and it shouldn't be", core != null);
  QParserPlugin parserPlugin = core.getQueryPlugin(QParserPlugin.DEFAULT_QTYPE);
  assertTrue("parserPlugin is null and it shouldn't be", parserPlugin != null);
  assertTrue("parserPlugin is not an instanceof " + FooQParserPlugin.class, parserPlugin instanceof FooQParserPlugin);

  ValueSourceParser vsp = core.getValueSourceParser("boost");
  assertTrue("vsp is null and it shouldn't be", vsp != null);
  assertTrue("vsp is not an instanceof " + DummyValueSourceParser.class, vsp instanceof DummyValueSourceParser);
}
 

private static Query parse(String v) throws SyntaxError {
  ModifiableSolrParams localParams = new ModifiableSolrParams();
  localParams.add(QueryParsing.V, v);
  QParserPlugin qpp = core.getQueryPlugin(PARSER_NAME);
  QParser qp = qpp.createParser(null, localParams, null, req);
  return qp.parse();
}
 

private static Query parse(String v) throws SyntaxError {
  ModifiableSolrParams localParams = new ModifiableSolrParams();
  localParams.add(QueryParsing.V, v);
  QParserPlugin qpp = core.getQueryPlugin(PARSER_NAME);
  QParser qp = qpp.createParser(null, localParams, null, req);
  return qp.parse();
}
 

private static Query parse(String v) throws SyntaxError {
  ModifiableSolrParams localParams = new ModifiableSolrParams();
  localParams.add(QueryParsing.V, v);
  QParserPlugin qpp = core.getQueryPlugin(PARSER_NAME);
  QParser qp = qpp.createParser(null, localParams, null, req);
  return qp.parse();
}
 

public QParserPlugin getQueryPlugin(String parserName) {
  return qParserPlugins.get(parserName);
}