Example usage for org.apache.solr.common SolrDocumentList getNumFound

Introduction

In this page you can find the example usage for org.apache.solr.common SolrDocumentList getNumFound.

Prototype

public long getNumFound() 

Source Link

Usage

From source file:org.dspace.app.webui.cris.components.statistics.ASolrStatsConfigurerComponent.java

protected BarrChartStatisticDatasBean generateTotalView(String key1, String key2, String key3) {
    BarrChartStatisticDatasBean totalResolutBean = new BarrChartStatisticDatasBean(key1, key2, key3);
    totalResolutBean.setName(key2);//from w  w  w .j  a v a 2s . c o m
    totalResolutBean.setHits(1);
    SolrDocumentList sdl = (SolrDocumentList) solrResponse.getResponse().get("response");
    totalResolutBean.setDataTable(new String[][] { new String[] { Long.toString(sdl.getNumFound()) } });
    return totalResolutBean;
}

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From source file:org.dspace.app.webui.cris.servlet.DeptNetworkServlet.java

private boolean checkAvailableData(HttpServletRequest request, String connection, String value)
        throws SearchServiceException {

    String query = "type:" + connection + " AND focus_val:\"" + value + "\"" + " AND entity:"
            + ConstantNetwork.ENTITY_DEPT;
    QueryResponse rsp = shootQuery(query, false, null);
    SolrDocumentList docs = rsp.getResults();
    if (docs != null) {
        if (docs.getNumFound() > 0) {
            return true;
        }//from  w  ww . jav  a 2s.co m
    }
    return false;
}

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From source file:org.dspace.app.webui.cris.servlet.ResearcherNetworkServlet.java

private boolean checkAvailableData(HttpServletRequest request, String connection, String authority)
        throws SearchServiceException {

    String query = "type:" + connection + " AND focus_auth:" + authority + " AND entity:"
            + ConstantNetwork.ENTITY_RP;

    SolrQuery solrQuery = new SolrQuery();
    solrQuery.setQuery(query);/*w ww  . j  a v  a 2 s .co m*/
    solrQuery.setStart(0);
    solrQuery.setRows(0);
    QueryResponse rsp = getService().search(solrQuery);
    SolrDocumentList docs = rsp.getResults();
    if (docs != null) {
        if (docs.getNumFound() > 0) {
            return true;
        }
    }
    return false;
}

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From source file:org.dspace.app.xmlui.aspect.discovery.AbstractSearch.java

License:Open Source License

/**
 * Attach a division to the given search division named "search-results"
 * which contains results for this search query.
 *
 * @param search The search division to contain the search-results division.
 *//*ww  w.j a  v a  2s .c o  m*/
protected void buildSearchResultsDivision(Division search)
        throws IOException, SQLException, WingException, SearchServiceException {

    try {
        if (queryResults == null || queryResults.getResults() == null) {

            DSpaceObject scope = getScope();
            this.performSearch(scope);
        }
    } catch (Throwable t) {
        log.error(t.getMessage(), t);
        queryResults = null;
    }

    if (queryResults != null) {
        if (getQuery().length() > 0) {
            search.addPara("result-query", "result-query").addContent(
                    T_result_query.parameterize(getQuery(), queryResults.getResults().getNumFound()));
        } else {
            search.addPara("result-query", "result-query")
                    .addContent(T_result_empty_query.parameterize(queryResults.getResults().getNumFound()));
        }
    }

    // Adding different types of listing (e.g. list, grid).
    String view = this.getParameterView();

    Division results = search.addDivision("search-results", view);

    DSpaceObject searchScope = getScope();

    if (searchScope instanceof Community) {
        Community community = (Community) searchScope;
        String communityName = community.getMetadata("name");
        results.setHead(T_head1_community.parameterize(communityName));
    } else if (searchScope instanceof Collection) {
        Collection collection = (Collection) searchScope;
        String collectionName = collection.getMetadata("name");
        results.setHead(T_head1_collection.parameterize(collectionName));
    } else {
        results.setHead(T_head1_none);
    }

    if (queryResults != null && queryResults.getResults().getNumFound() > 0) {

        SolrDocumentList solrResults = queryResults.getResults();

        // Pagination variables.
        int itemsTotal = (int) solrResults.getNumFound();
        int firstItemIndex = (int) solrResults.getStart() + 1;
        int lastItemIndex = (int) solrResults.getStart() + solrResults.size();

        //if (itemsTotal < lastItemIndex)
        //    lastItemIndex = itemsTotal;
        int currentPage = (int) (solrResults.getStart() / this.queryArgs.getRows()) + 1;
        int pagesTotal = (int) ((solrResults.getNumFound() - 1) / this.queryArgs.getRows()) + 1;
        Map<String, String> parameters = new HashMap<String, String>();
        parameters.put("page", "{pageNum}");
        String pageURLMask = generateURL(parameters);
        //Check for facet queries ? If we have any add them
        String[] fqs = getParameterFacetQueries();
        if (fqs != null) {
            for (String fq : fqs) {
                pageURLMask += "&fq=" + fq;
            }
        }

        results.setMaskedPagination(itemsTotal, firstItemIndex, lastItemIndex, currentPage, pagesTotal,
                pageURLMask);

        // Look for any communities or collections in the mix
        // UPDATE: mix everything. It's what is expected from a search.
        // UPDATE 2: actually not. Comm/coll should appear separated.
        ReferenceSet referenceSet = null;
        //*
        boolean resultsContainsBothContainersAndItems = false;
        for (SolrDocument doc : solrResults) {
            DSpaceObject resultDSO = SearchUtils.findDSpaceObject(context, doc);

            if (resultDSO instanceof Community || resultDSO instanceof Collection) {
                if (referenceSet == null) {
                    referenceSet = results.addReferenceSet("search-results-repository",
                            ReferenceSet.TYPE_SUMMARY_LIST, null, "repository-search-results");
                    // Set a heading showing that we will be listing containers that matched:
                    referenceSet.setHead(T_head2);
                    resultsContainsBothContainersAndItems = true;
                }
                referenceSet.addReference(resultDSO);
            }
        } //*/

        // Put in palce top level referenceset
        referenceSet = results.addReferenceSet("search-results-repository", ReferenceSet.TYPE_SUMMARY_LIST,
                null, "repository-search-results");

        for (SolrDocument doc : solrResults) {
            DSpaceObject resultDSO = SearchUtils.findDSpaceObject(context, doc);

            //
            if (resultDSO instanceof Item) {

                String group_by = this.getParameterGroup();
                // If we are grouping, attempt to acquire the dc.isPartOf parent of the Item and group on it.
                // Otherwise, Group on the current Item.
                // TODO: this is a hack to always make sure any subItem is grouped under its parent
                if (!group_by.equals("none")) {
                    Item parent = getParent((Item) resultDSO);
                    // if parent not null, use parent otherwise use existing item.
                    if (parent != null) {
                        Reference parentRef = referenceSet.addReference(parent);
                        addCollapsedDocuments(parentRef, parent, doc);
                    } else {
                        referenceSet.addReference(resultDSO);
                    }
                } else {
                    referenceSet.addReference(resultDSO);
                }
                //
            }
        }

        // Add hit highlighting information
        //            <dri:referenceSet type="hitHighlighting">
        //                <dri:reference>
        //            </dri:referenceSet>
        /*
        Map<String, Map<String, java.util.List<String>>> hl = queryResults.getHighlighting();
                
        referenceSet = results.addReferenceSet("search-results-repository",
            ReferenceSet.TYPE_SUMMARY_LIST, null, "repository-hit-highlighting");
                
         Reference ref = referenceSet.addReference(null);
         */

    } else {
        results.addPara(T_no_results);
    }
    //}// Empty query
}

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From source file:org.dspace.authority.SolrAuthority.java

License:BSD License

@Override
public String getLabel(String field, String key, String locale) {
    try {//from   w w  w  .  ja  v a  2s  .  c o  m
        if (log.isDebugEnabled()) {
            log.debug("requesting label for key " + key + " using locale " + locale);
        }
        SolrQuery queryArgs = new SolrQuery();
        queryArgs.setQuery("id:" + key);
        queryArgs.setRows(1);
        QueryResponse searchResponse = getSearchService().search(queryArgs);
        SolrDocumentList docs = searchResponse.getResults();
        if (docs.getNumFound() == 1) {
            String label = null;
            try {
                label = (String) docs.get(0).getFieldValue("value_" + locale);
            } catch (Exception e) {
                //ok to fail here
            }
            if (label != null) {
                if (log.isDebugEnabled()) {
                    log.debug("returning label " + label + " for key " + key + " using locale " + locale
                            + " and fieldvalue " + "value_" + locale);
                }
                return label;
            }
            try {
                label = (String) docs.get(0).getFieldValue("value");
            } catch (Exception e) {
                log.error("couldn't get field value for key " + key, e);
            }
            if (label != null) {
                if (log.isDebugEnabled()) {
                    log.debug("returning label " + label + " for key " + key + " using locale " + locale
                            + " and fieldvalue " + "value");
                }
                return label;
            }
            try {
                label = (String) docs.get(0).getFieldValue("value_en");
            } catch (Exception e) {
                log.error("couldn't get field value for key " + key, e);
            }
            if (label != null) {
                if (log.isDebugEnabled()) {
                    log.debug("returning label " + label + " for key " + key + " using locale " + locale
                            + " and fieldvalue " + "value_en");
                }
                return label;
            }
        }
    } catch (Exception e) {
        log.error("error occurred while trying to get label for key " + key, e);
    }

    return key;
}

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From source file:org.dspace.xoai.app.XOAI.java

License:BSD License

public int index() throws DSpaceSolrIndexerException {
    int result = 0;
    try {//www  . jav a 2  s . c o m

        if (clean) {
            clearIndex();
            System.out.println("Using full import.");
            this.indexAll();
        } else {
            SolrQuery solrParams = new SolrQuery("*:*").addField("item.lastmodified")
                    .addSortField("item.lastmodified", ORDER.desc).setRows(1);

            SolrDocumentList results = DSpaceSolrSearch.query(solrServerResolver.getServer(), solrParams);
            if (results.getNumFound() == 0) {
                System.out.println("There are no indexed documents, using full import.");
                result = this.indexAll();
            } else
                result = this.index((Date) results.get(0).getFieldValue("item.lastmodified"));

        }
        solrServerResolver.getServer().commit();

        if (optimize) {
            println("Optimizing Index");
            solrServerResolver.getServer().optimize();
            println("Index optimized");
        }

        // Set last compilation date
        xoaiLastCompilationCacheService.put(new Date());
        return result;
    } catch (DSpaceSolrException ex) {
        throw new DSpaceSolrIndexerException(ex.getMessage(), ex);
    } catch (SolrServerException ex) {
        throw new DSpaceSolrIndexerException(ex.getMessage(), ex);
    } catch (IOException ex) {
        throw new DSpaceSolrIndexerException(ex.getMessage(), ex);
    }
}

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From source file:org.dspace.xoai.data.DSpaceItemSolrRepository.java

License:BSD License

private ListItemsResults getResult(String where, int offset, int length) {
    List<AbstractItem> list = new ArrayList<AbstractItem>();
    try {/*  www.  j  a  va 2  s  .  co  m*/
        SolrQuery params = new SolrQuery(where).setRows(length).setStart(offset);
        SolrDocumentList docs = DSpaceSolrSearch.query(params);
        for (SolrDocument doc : docs) {
            list.add(new DSpaceSolrItem(doc));
        }
        return new ListItemsResults((docs.getNumFound() > offset + length), list, (int) docs.getNumFound());
    } catch (DSpaceSolrException ex) {
        log.error(ex.getMessage(), ex);
        return new ListItemsResults(false, list);
    }
}

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From source file:org.dspace.xoai.data.DSpaceItemSolrRepository.java

License:BSD License

private ListItemIdentifiersResult getIdentifierResult(String where, int offset, int length) {
    List<AbstractItemIdentifier> list = new ArrayList<AbstractItemIdentifier>();
    try {// w  w  w  . j  a va 2s. co m
        SolrQuery params = new SolrQuery(where).setRows(length).setStart(offset);
        boolean hasMore = false;
        SolrDocumentList docs = DSpaceSolrSearch.query(params);
        hasMore = (offset + length) < docs.getNumFound();
        for (SolrDocument doc : docs) {
            list.add(new DSpaceSolrItem(doc));
        }
        return new ListItemIdentifiersResult(hasMore, list, (int) docs.getNumFound());
    } catch (DSpaceSolrException ex) {
        log.error(ex.getMessage(), ex);
        return new ListItemIdentifiersResult(false, list);
    }
}

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From source file:org.dspace.xoai.services.impl.xoai.DSpaceItemSolrRepository.java

License:BSD License

private QueryResult retrieveItems(List<ScopedFilter> filters, int offset, int length)
        throws DSpaceSolrException {
    List<Item> list = new ArrayList<Item>();
    SolrQuery params = new SolrQuery(solrQueryResolver.buildQuery(filters)).setRows(length).setStart(offset);
    SolrDocumentList solrDocuments = DSpaceSolrSearch.query(server, params);
    for (SolrDocument doc : solrDocuments)
        list.add(new DSpaceSolrItem(doc));
    return new QueryResult(list, (solrDocuments.getNumFound() > offset + length),
            (int) solrDocuments.getNumFound());
}

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From source file:org.eclipse.orion.internal.server.search.IndexPurgeJob.java

License:Open Source License

@Override
protected IStatus run(IProgressMonitor monitor) {
    Logger logger = LoggerFactory.getLogger(Indexer.class);
    if (logger.isDebugEnabled())
        logger.debug("Purging indexes"); //$NON-NLS-1$
    long start = System.currentTimeMillis();
    SolrQuery query = findAllQuery();/*ww w  . j ava  2  s.c o m*/
    try {
        QueryResponse solrResponse = this.server.query(findAllQuery);
        SolrDocumentList result = solrResponse.getResults();
        long numFound = result.getNumFound();
        long processed = 0;
        List<String> listIds = new ArrayList<String>();
        if (numFound > processed) {
            while (true) {
                checkCanceled(monitor);
                markStaleIndexes(result, listIds);
                processed += PAGE_SIZE;
                if (processed >= numFound)
                    break;
                query.setParam(CommonParams.START, Long.toString(processed));
                solrResponse = this.server.query(query);
                result = solrResponse.getResults();
                // New indexes may have been added, perhaps
                numFound = result.getNumFound();
            }
        }

        checkCanceled(monitor);
        if (listIds.size() > 0) {
            this.server.deleteById(listIds);
            this.server.commit();
        }
        if (logger.isDebugEnabled())
            logger.debug("\tPurged: " + listIds.size()); //$NON-NLS-1$

    } catch (Exception e) {
        handleIndexingFailure(e);
    }
    long duration = System.currentTimeMillis() - start;
    if (logger.isDebugEnabled())
        logger.debug("Purge job took " + duration + "ms"); //$NON-NLS-1$ //$NON-NLS-2$

    //throttle scheduling frequency so the job never runs more than 5% of the time
    long delay = Math.max(DEFAULT_DELAY, duration * 20);
    schedule(delay);
    return Status.OK_STATUS;
}

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