Example usage for org.apache.solr.common.params MultiMapSolrParams getMap

List of usage examples for org.apache.solr.common.params MultiMapSolrParams getMap

Introduction

In this page you can find the example usage for org.apache.solr.common.params MultiMapSolrParams getMap.

Prototype

public Map<String, String[]> getMap() 

Source Link

Usage

From source file:net.yacy.cora.federate.solr.SchemaConfiguration.java

License:Open Source License

public SolrInputDocument toSolrInputDocument(final MultiMapSolrParams params) {
    SolrInputDocument sid = new SolrInputDocument();
    for (String name : params.getMap().keySet()) {
        if (this.contains(name)) { // check each field if enabled in local Solr schema
            sid.addField(name, params.getParams(name));
        }// w  w w . j a  va2  s  .c  om
    }
    return sid;
}

From source file:net.yacy.http.servlets.SolrSelectServlet.java

License:Open Source License

@Override
public void service(ServletRequest request, ServletResponse response) throws IOException, ServletException {

    HttpServletRequest hrequest = (HttpServletRequest) request;
    HttpServletResponse hresponse = (HttpServletResponse) response;
    SolrQueryRequest req = null;//from ww w . j  ava2s.  co m

    final Method reqMethod = Method.getMethod(hrequest.getMethod());

    Writer out = null;
    try {
        // prepare request to solr
        MultiMapSolrParams mmsp = SolrRequestParsers.parseQueryString(hrequest.getQueryString());

        Switchboard sb = Switchboard.getSwitchboard();
        boolean authenticated = true;

        // count remote searches if this was part of a p2p search
        if (mmsp.getMap().containsKey("partitions")) {
            final int partitions = mmsp.getInt("partitions", 30);
            sb.searchQueriesGlobal += 1.0f / partitions; // increase query counter
        }

        // get the ranking profile id
        int profileNr = mmsp.getInt("profileNr", 0);

        // rename post fields according to result style
        String querystring = "";
        if (!mmsp.getMap().containsKey(CommonParams.Q) && mmsp.getMap().containsKey(CommonParams.QUERY)) {
            querystring = mmsp.get(CommonParams.QUERY, "");
            mmsp.getMap().remove(CommonParams.QUERY);
            QueryModifier modifier = new QueryModifier(0);
            querystring = modifier.parse(querystring);
            modifier.apply(mmsp);
            QueryGoal qg = new QueryGoal(querystring);
            StringBuilder solrQ = qg.collectionTextQuery();
            mmsp.getMap().put(CommonParams.Q, new String[] { solrQ.toString() }); // sru patch
        }
        String q = mmsp.get(CommonParams.Q, "");
        if (querystring.length() == 0)
            querystring = q;
        if (!mmsp.getMap().containsKey(CommonParams.START)) {
            int startRecord = mmsp.getFieldInt("startRecord", null, 0);
            mmsp.getMap().remove("startRecord");
            mmsp.getMap().put(CommonParams.START, new String[] { Integer.toString(startRecord) }); // sru patch
        }
        if (!mmsp.getMap().containsKey(CommonParams.ROWS)) {
            int maximumRecords = mmsp.getFieldInt("maximumRecords", null, 10);
            mmsp.getMap().remove("maximumRecords");
            mmsp.getMap().put(CommonParams.ROWS, new String[] { Integer.toString(maximumRecords) }); // sru patch
        }
        mmsp.getMap().put(CommonParams.ROWS, new String[] { Integer
                .toString(Math.min(mmsp.getInt(CommonParams.ROWS, 10), (authenticated) ? 100000000 : 100)) });

        // set ranking according to profile number if ranking attributes are not given in the request
        Ranking ranking = sb.index.fulltext().getDefaultConfiguration().getRanking(profileNr);
        if (!mmsp.getMap().containsKey(CommonParams.SORT) && !mmsp.getMap().containsKey(DisMaxParams.BQ)
                && !mmsp.getMap().containsKey(DisMaxParams.BF) && !mmsp.getMap().containsKey("boost")) {
            if (!mmsp.getMap().containsKey("defType"))
                mmsp.getMap().put("defType", new String[] { "edismax" });
            String fq = ranking.getFilterQuery();
            String bq = ranking.getBoostQuery();
            String bf = ranking.getBoostFunction();
            if (fq.length() > 0)
                mmsp.getMap().put(CommonParams.FQ, new String[] { fq });
            if (bq.length() > 0)
                mmsp.getMap().put(DisMaxParams.BQ, new String[] { bq });
            if (bf.length() > 0)
                mmsp.getMap().put("boost", new String[] { bf }); // a boost function extension, see http://wiki.apache.org/solr/ExtendedDisMax#bf_.28Boost_Function.2C_additive.29
        }

        // get a response writer for the result
        String wt = mmsp.get(CommonParams.WT, "xml"); // maybe use /solr/select?q=*:*&start=0&rows=10&wt=exml
        QueryResponseWriter responseWriter = RESPONSE_WRITER.get(wt);
        if (responseWriter == null)
            throw new ServletException("no response writer");
        if (responseWriter instanceof OpensearchResponseWriter) {
            // set the title every time, it is possible that it has changed
            final String promoteSearchPageGreeting = (sb
                    .getConfigBool(SwitchboardConstants.GREETING_NETWORK_NAME, false))
                            ? sb.getConfig("network.unit.description", "")
                            : sb.getConfig(SwitchboardConstants.GREETING, "");
            ((OpensearchResponseWriter) responseWriter).setTitle(promoteSearchPageGreeting);
        }

        // if this is a call to YaCys special search formats, enhance the query with field assignments
        if ((responseWriter instanceof YJsonResponseWriter
                || responseWriter instanceof OpensearchResponseWriter)
                && "true".equals(mmsp.get("hl", "true"))) {
            // add options for snippet generation
            if (!mmsp.getMap().containsKey("hl.q"))
                mmsp.getMap().put("hl.q", new String[] { q });
            if (!mmsp.getMap().containsKey("hl.fl"))
                mmsp.getMap().put("hl.fl",
                        new String[] { CollectionSchema.description_txt + ","
                                + CollectionSchema.h4_txt.getSolrFieldName() + ","
                                + CollectionSchema.h3_txt.getSolrFieldName() + ","
                                + CollectionSchema.h2_txt.getSolrFieldName() + ","
                                + CollectionSchema.h1_txt.getSolrFieldName() + ","
                                + CollectionSchema.text_t.getSolrFieldName() });
            if (!mmsp.getMap().containsKey("hl.alternateField"))
                mmsp.getMap().put("hl.alternateField",
                        new String[] { CollectionSchema.description_txt.getSolrFieldName() });
            if (!mmsp.getMap().containsKey("hl.simple.pre"))
                mmsp.getMap().put("hl.simple.pre", new String[] { "<b>" });
            if (!mmsp.getMap().containsKey("hl.simple.post"))
                mmsp.getMap().put("hl.simple.post", new String[] { "</b>" });
            if (!mmsp.getMap().containsKey("hl.fragsize"))
                mmsp.getMap().put("hl.fragsize",
                        new String[] { Integer.toString(SearchEvent.SNIPPET_MAX_LENGTH) });
        }

        // get the embedded connector
        String requestURI = hrequest.getRequestURI();
        boolean defaultConnector = (requestURI.startsWith("/solr/" + WebgraphSchema.CORE_NAME)) ? false
                : requestURI.startsWith("/solr/" + CollectionSchema.CORE_NAME)
                        || mmsp.get("core", CollectionSchema.CORE_NAME).equals(CollectionSchema.CORE_NAME);
        mmsp.getMap().remove("core");
        SolrConnector connector = defaultConnector ? sb.index.fulltext().getDefaultEmbeddedConnector()
                : sb.index.fulltext().getEmbeddedConnector(WebgraphSchema.CORE_NAME);
        if (connector == null) {
            connector = defaultConnector ? sb.index.fulltext().getDefaultConnector()
                    : sb.index.fulltext().getConnectorForRead(WebgraphSchema.CORE_NAME);
        }
        if (connector == null)
            throw new ServletException("no core");

        // add default queryfield parameter according to local ranking config (or defaultfield)
        if (ranking != null) { // ranking normally never null
            final String qf = ranking.getQueryFields();
            if (qf.length() > 4) { // make sure qf has content (else use df)
                addParam(DisMaxParams.QF, qf, mmsp.getMap()); // add QF that we set to be best suited for our index
                // TODO: if every peer applies a decent QF itself, this can be reverted to getMap().put()
            } else {
                mmsp.getMap().put(CommonParams.DF, new String[] { CollectionSchema.text_t.getSolrFieldName() });
            }
        } else {
            mmsp.getMap().put(CommonParams.DF, new String[] { CollectionSchema.text_t.getSolrFieldName() });
        }

        // do the solr request, generate facets if we use a special YaCy format
        final SolrQueryResponse rsp;
        if (connector instanceof EmbeddedSolrConnector) {
            req = ((EmbeddedSolrConnector) connector).request(mmsp);
            rsp = ((EmbeddedSolrConnector) connector).query(req);

            // prepare response
            hresponse.setHeader("Cache-Control", "no-cache, no-store");
            HttpCacheHeaderUtil.checkHttpCachingVeto(rsp, hresponse, reqMethod);

            // check error
            if (rsp.getException() != null) {
                AccessTracker.addToDump(querystring, "0", new Date());
                sendError(hresponse, rsp.getException());
                return;
            }

            NamedList<?> values = rsp.getValues();
            DocList r = ((ResultContext) values.get("response")).docs;
            int numFound = r.matches();
            AccessTracker.addToDump(querystring, Integer.toString(numFound), new Date());

            // write response header
            final String contentType = responseWriter.getContentType(req, rsp);
            if (null != contentType)
                response.setContentType(contentType);

            if (Method.HEAD == reqMethod) {
                return;
            }

            // write response body
            if (responseWriter instanceof BinaryResponseWriter) {
                ((BinaryResponseWriter) responseWriter).write(response.getOutputStream(), req, rsp);
            } else {
                out = new FastWriter(new OutputStreamWriter(response.getOutputStream(), UTF8.charset));
                responseWriter.write(out, req, rsp);
                out.flush();
            }
        } else {
            // write a 'faked' response using a call to the backend
            SolrDocumentList sdl = connector.getDocumentListByQuery(mmsp.getMap().get(CommonParams.Q)[0],
                    mmsp.getMap().get(CommonParams.SORT) == null ? null
                            : mmsp.getMap().get(CommonParams.SORT)[0],
                    Integer.parseInt(mmsp.getMap().get(CommonParams.START)[0]),
                    Integer.parseInt(mmsp.getMap().get(CommonParams.ROWS)[0]),
                    mmsp.getMap().get(CommonParams.FL));
            OutputStreamWriter osw = new OutputStreamWriter(response.getOutputStream());
            EnhancedXMLResponseWriter.write(osw, req, sdl);
            osw.close();
        }
    } catch (final Throwable ex) {
        sendError(hresponse, ex);
    } finally {
        if (req != null) {
            req.close();
        }
        SolrRequestInfo.clearRequestInfo();
        if (out != null)
            try {
                out.close();
            } catch (final IOException e1) {
            }
    }
}

From source file:net.yacy.http.servlets.SolrServlet.java

License:Open Source License

@Override
public void service(ServletRequest request, ServletResponse response) throws IOException, ServletException {

    HttpServletRequest hrequest = (HttpServletRequest) request;

    final Method reqMethod = Method.getMethod(hrequest.getMethod());

    // get the embedded connector
    String requestURI = hrequest.getRequestURI();
    MultiMapSolrParams mmsp = SolrRequestParsers.parseQueryString(hrequest.getQueryString());
    boolean defaultConnector = (requestURI.startsWith("/solr/" + WebgraphSchema.CORE_NAME)) ? false
            : requestURI.startsWith("/solr/" + CollectionSchema.CORE_NAME)
                    || mmsp.get("core", CollectionSchema.CORE_NAME).equals(CollectionSchema.CORE_NAME);
    mmsp.getMap().remove("core");
    Switchboard sb = Switchboard.getSwitchboard();
    EmbeddedSolrConnector connector = defaultConnector ? sb.index.fulltext().getDefaultEmbeddedConnector()
            : sb.index.fulltext().getEmbeddedConnector(WebgraphSchema.CORE_NAME);
    if (connector == null)
        throw new ServletException("no core");

    SolrQueryResponse solrRsp = new SolrQueryResponse();
    SolrQueryRequest solrReq = null;//w  ww  .j a va2  s. c o m
    try {
        solrReq = connector.request(mmsp); // SolrRequestParsers.DEFAULT.parse(null, hrequest.getServletPath(), hrequest);
        solrReq.getContext().put("webapp", hrequest.getContextPath());
        SolrRequestHandler handler = sb.index.fulltext().getEmbeddedInstance().getCoreContainer()
                .getMultiCoreHandler();
        connector.getCore().execute(handler, solrReq, solrRsp);

        // write response header 
        QueryResponseWriter responseWriter = connector.getCore().getQueryResponseWriter(solrReq);

        final String ct = responseWriter.getContentType(solrReq, solrRsp);
        if (null != ct)
            response.setContentType(ct);

        if (Method.HEAD != reqMethod) {
            if (responseWriter instanceof BinaryQueryResponseWriter) {
                BinaryQueryResponseWriter binWriter = (BinaryQueryResponseWriter) responseWriter;
                binWriter.write(response.getOutputStream(), solrReq, solrRsp);
            } else {
                String charset = ContentStreamBase.getCharsetFromContentType(ct);
                Writer out = (charset == null || charset.equalsIgnoreCase("UTF-8"))
                        ? new OutputStreamWriter(response.getOutputStream(), UTF8)
                        : new OutputStreamWriter(response.getOutputStream(), charset);
                out = new FastWriter(out);
                responseWriter.write(out, solrReq, solrRsp);
                out.flush();
            }
        }

        ConcurrentLog.info("luke", solrRsp.getValues().toString());

    } catch (Exception e) {
        ConcurrentLog.logException(e);
    } finally {
        if (solrReq != null)
            solrReq.close();
    }

}

From source file:net.yacy.search.query.QueryModifier.java

License:Open Source License

public void apply(MultiMapSolrParams mmsp) {

    final StringBuilder fq = apply(mmsp.get(CommonParams.FQ, ""));

    if (fq.length() > 0) {
        String fqs = fq.toString();
        if (fqs.startsWith(" AND "))
            fqs = fqs.substring(5);/*from   w w w  .j av  a 2  s .c o  m*/
        mmsp.getMap().remove(CommonParams.FQ);
        mmsp.getMap().put(CommonParams.FQ, new String[] { fqs });
    }
}