Example usage for org.apache.solr.client.solrj SolrQuery setStart

List of usage examples for org.apache.solr.client.solrj SolrQuery setStart

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Introduction

In this page you can find the example usage for org.apache.solr.client.solrj SolrQuery setStart.

Prototype

public SolrQuery setStart(Integer start)

Source Link

Usage

From source file:ddf.catalog.source.solr.SolrMetacardClient.java

License:Open Source License

protected SolrQuery getSolrQuery(QueryRequest request, SolrFilterDelegate solrFilterDelegate)
        throws UnsupportedQueryException {
    solrFilterDelegate.setSortPolicy(request.getQuery().getSortBy());
    SolrQuery query = filterAdapter.adapt(request.getQuery(), solrFilterDelegate);

    // Solr does not support outside parenthesis in certain queries and throws EOF exception.
    String queryPhrase = query.getQuery().trim();
    if (queryPhrase.matches("\\(\\s*\\{!.*\\)")) {
        query.setQuery(queryPhrase.replaceAll("^\\(\\s*|\\s*\\)$", ""));
    }//from  w w w  .  j  ava 2 s  . c  o  m

    if (LOGGER.isDebugEnabled()) {
        LOGGER.debug("Prepared Query: {}", query.getQuery());
        if (query.getFilterQueries() != null && query.getFilterQueries().length > 0) {
            LOGGER.debug("Filter Queries: {}", Arrays.toString(query.getFilterQueries()));
        }
    }

    if (request.getQuery().getPageSize() < 1) {
        query.setRows(Integer.MAX_VALUE);
    } else {
        query.setRows(request.getQuery().getPageSize());
    }

    /* Start Index */
    if (request.getQuery().getStartIndex() < 1) {
        throw new UnsupportedQueryException("Start index must be greater than 0");
    }

    // Solr is 0-based
    query.setStart(request.getQuery().getStartIndex() - 1);

    return query;
}

From source file:ddf.catalog.source.solr.SolrMetacardClientImpl.java

License:Open Source License

protected SolrQuery postAdapt(QueryRequest request, SolrFilterDelegate filterDelegate, SolrQuery query)
        throws UnsupportedQueryException {
    if (LOGGER.isDebugEnabled()) {
        LOGGER.debug("Prepared Query: {}", query.getQuery());
        if (query.getFilterQueries() != null && query.getFilterQueries().length > 0) {
            LOGGER.debug("Filter Queries: {}", Arrays.toString(query.getFilterQueries()));
        }/*from w  w  w.  j a va  2  s  . c  o  m*/
    }

    if (request.getQuery().getPageSize() < 1) {
        //TODO: Needs to pass in something else.
        query.setRows(Integer.MAX_VALUE);
    } else {
        query.setRows(request.getQuery().getPageSize());
    }

    /* Start Index */
    if (request.getQuery().getStartIndex() < 1) {
        throw new UnsupportedQueryException("Start index must be greater than 0");
    }

    // Solr is 0-based
    query.setStart(request.getQuery().getStartIndex() - 1);

    setSortProperty(request, query, filterDelegate);

    return query;
}

From source file:de.dlr.knowledgefinder.webapp.webservice.solr.query.AbstractSolrQueryFactory.java

License:Apache License

private void setStartForSolrQuery(SolrQuery solrQuery, String start) {
    try {//from w w w.ja v  a2s.  co  m
        int startInt = Integer.parseInt(start);
        if (startInt >= 0) {
            solrQuery.setStart(startInt);
        }
    } catch (NumberFormatException e) {
    }

}

From source file:de.fatalix.book.importer.SolrHandler.java

License:Open Source License

public static QueryResponse searchSolrIndex(SolrServer solr, String queryString, int rows, int startOffset)
        throws SolrServerException {
    SolrQuery query = new SolrQuery();
    query.setQuery(queryString);/*from  w w w . ja va2s. c om*/

    query.setRows(rows);
    query.setStart(startOffset);
    QueryResponse rsp = solr.query(query);
    return rsp;
}

From source file:de.fatalix.bookery.bl.solr.SolrHandler.java

License:Open Source License

public QueryResponse searchSolrIndex(String queryString, String fields, int rows, int startOffset)
        throws SolrServerException {
    SolrServer solr = null;//from   w w  w.  ja v a  2s  .  c o m
    try {
        solr = bookeryService.getSolrConnection();
    } catch (IOException ex) {
        throw new SolrServerException(ex.getMessage());
    }
    SolrQuery query = new SolrQuery();
    query.setQuery(queryString);
    query.setRows(rows);
    query.setStart(startOffset);

    query.setFields(fields);
    QueryResponse rsp = solr.query(query);
    return rsp;
}

From source file:de.fatalix.bookery.bl.solr.SolrHandler.java

License:Open Source License

public QueryResponse searchSolrIndexSorted(String queryString, String fields, int rows, int startOffset,
        String sortField) throws SolrServerException {
    SolrServer solr = null;/*from www . jav  a  2  s  . c om*/
    try {
        solr = bookeryService.getSolrConnection();
    } catch (IOException ex) {
        throw new SolrServerException(ex.getMessage());
    }
    SolrQuery query = new SolrQuery();
    query.setQuery(queryString);
    query.setRows(rows);
    query.setStart(startOffset);
    query.setSort(sortField, SolrQuery.ORDER.desc);
    query.setFields(fields);
    QueryResponse rsp = solr.query(query);
    return rsp;
}

From source file:de.fatalix.bookery.bl.WatchListService.java

License:Open Source License

public List<BookEntry> getAllBooks(List<WatchList> watchList) throws SolrServerException {
    if (watchList.isEmpty()) {
        return Collections.EMPTY_LIST;
    }//from  w ww.  j  a v a2 s . c om
    String searchString = "id:(";
    for (WatchList watchListItem : watchList) {
        searchString = searchString + "\"" + watchListItem.getBookId() + "\",";
    }
    searchString = searchString.substring(0, searchString.length() - 1) + ")";

    SolrQuery query = new SolrQuery();
    query.setRows(20);
    query.setStart(0);
    query.setQuery(searchString);
    query.setSort(SolrQuery.SortClause.asc("author"));
    query.setFields(SolrSearchUtil.DEFAULT_FIELDS);

    return bookService.searchBooks(query).getBeans(BookEntry.class);

}

From source file:de.fatalix.bookery.bl.WatchListService.java

License:Open Source License

public SolrQuery getSolrQuery(List<WatchList> watchList) {
    if (watchList.isEmpty()) {
        return null;
    }/*from   ww  w  . ja v a 2 s .  c om*/
    String searchString = "id:(";
    for (WatchList watchListItem : watchList) {
        searchString = searchString + "\"" + watchListItem.getBookId() + "\",";
    }
    searchString = searchString.substring(0, searchString.length() - 1) + ")";

    SolrQuery query = new SolrQuery();
    query.setRows(20);
    query.setStart(0);
    query.setQuery(searchString);
    query.setSort(SolrQuery.SortClause.asc("author"));
    query.setFields(SolrSearchUtil.DEFAULT_FIELDS);
    return query;
}

From source file:de.fatalix.bookery.view.common.BookSearchLayout.java

License:Open Source License

public void searchBooks(SolrQuery query, boolean reset) {
    try {/*ww w.  jav a  2 s .co m*/
        String user = SecurityUtils.getSubject().getPrincipals().toString();
        this.query = query;
        if (reset) {
            resultLayout.removeAllComponents();
        }
        query.setStart(resultLayout.getComponentCount());
        QueryResponse queryResponse = presenter.searchBooks(query, user);

        if (reset) {
            resultText.setValue(queryResponse.getResults().getNumFound() + " Ergebnisse mit \""
                    + appHeader.getSearchText() + "\" gefunden.");
        }

        List<BookEntry> bookEntries = queryResponse.getBeans(BookEntry.class);

        for (BookEntry bookEntry : bookEntries) {
            resultLayout.addComponent(createBookCoverLayout(bookEntry));
        }
        showMore.setEnabled(queryResponse.getResults().getNumFound() > resultLayout.getComponentCount());

    } catch (SolrServerException ex) {
        Notification.show(ex.getMessage(), Notification.Type.WARNING_MESSAGE);
        logger.error(ex, ex);
    }

}

From source file:de.fatalix.bookery.view.home.HomeView.java

License:Open Source License

@Override
public void enter(ViewChangeListener.ViewChangeEvent event) {
    try {//from  w w w . j  a v a2  s  . co  m
        bookCount.setValue("Aktuell sind " + presenter.getBookCount() + " Bcher in der Bookery");

        String searchString = SolrSearchUtil.generateSearchString("");

        SolrQuery query = new SolrQuery();
        query.setRows(6);
        query.setStart(0);
        query.setQuery(searchString);
        query.setSort(SolrQuery.SortClause.desc("likes"));
        query.setFields(SolrSearchUtil.DEFAULT_FIELDS);

        QueryResponse response = presenter.searchBooks(query);
        mostLikedLane.loadLane("Beliebteste Bcher", response.getBeans(BookEntry.class),
                SearchView.id + "/likes");

        query.setSort(SolrQuery.SortClause.desc("downloadcount"));
        response = presenter.searchBooks(query);
        mostLoadedLane.loadLane("Meist geladene Bcher", response.getBeans(BookEntry.class),
                SearchView.id + "/downloads");

        searchString = SolrSearchUtil
                .addNewBooksSearchString(SecurityUtils.getSubject().getPrincipal().toString(), searchString);
        query.setQuery(searchString);
        query.setSort(SolrQuery.SortClause.asc("author"));
        response = presenter.searchBooks(query);
        newBooksLane.loadLane("Neue Bcher", response.getBeans(BookEntry.class),
                SearchView.id + "/auhtor/true");

        query = presenter.getWatchListQuery(SecurityUtils.getSubject().getPrincipal().toString());
        if (query != null) {
            query.setRows(6);
            response = presenter.searchBooks(query);
            watchListLane.loadLane("Deine Merkliste", response.getBeans(BookEntry.class), WatchListView.id);
        } else {
            watchListLane.loadLane("Deine Merkliste", Collections.EMPTY_LIST, WatchListView.id);
        }

    } catch (SolrServerException ex) {
        logger.error(ex, ex);
    }
}