Example usage for org.apache.solr.client.solrj.impl InputStreamResponseParser InputStreamResponseParser

Introduction

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

Prototype

public InputStreamResponseParser(String writerType) 

Source Link

Usage

From source file:com.databasepreservation.visualization.utils.SolrUtils.java

public static InputStream findCSV(SolrClient index, String collection, Filter filter, Sorter sorter,
        Sublist sublist, List<String> fields) throws GenericException, RequestNotValidException {
    SolrQuery query = new SolrQuery();
    query.setQuery(parseFilter(filter));
    query.setSorts(parseSorter(sorter));
    if (sublist != null) {
        query.setStart(sublist.getFirstElementIndex());
        query.setRows(sublist.getMaximumElementCount());
    }// ww w  .  j  a va 2  s  .c  om
    query.setFields(fields.toArray(new String[0]));

    LOGGER.debug("CSV export query object: " + query.toString());
    LOGGER.debug("CSV export query: " + query.toQueryString());

    try {
        QueryRequest queryRequest = new QueryRequest(query);
        queryRequest.setResponseParser(new InputStreamResponseParser("csv"));
        QueryResponse response = queryRequest.process(index, collection);

        Object stream = response.getResponse().get("stream");
        if (stream instanceof InputStream) {
            return (InputStream) stream;
        } else {
            throw new GenericException(
                    "Result was not an input stream. Its string representation was: " + stream.toString());
        }
    } catch (SolrServerException | IOException e) {
        throw new GenericException("Could not query index", e);
    }
}

---

From source file:io.logspace.hq.core.solr.event.SolrNativeQueryService.java

License:Open Source License

@Override
public NativeQueryResult executeNativeQuery(Map<String, String[]> parameters) {
    SolrParams params = createSolrParams(parameters);

    try {/*w w w  .j  a v  a  2s .c  o  m*/
        QueryRequest request = new QueryRequest(params, METHOD.POST);
        request.setResponseParser(new InputStreamResponseParser("json"));
        QueryResponse response = request.process(this.solrClient);

        InputStream inputStream = (InputStream) response.getResponse().get("stream");
        if (inputStream != null) {
            return new SolrNativeQueryResult(inputStream);
        }

        return new SolrNativeQueryResult(this.serializeResponse(params, response));
    } catch (SolrException | SolrServerException | IOException e) {
        throw new DataRetrievalException(
                "Could not execute direct query with parameters " + parameters.toString() + ".", e);
    }
}

---

From source file:io.logspace.hq.solr.SolrEventService.java

License:Open Source License

@Override
public NativeQueryResult executeNativeQuery(Map<String, String[]> parameters) {
    SolrParams params = this.createSolrParams(parameters);

    try {//from ww  w  .  ja  va  2 s. c  om
        QueryRequest request = new QueryRequest(params, METHOD.POST);
        request.setResponseParser(new InputStreamResponseParser("json"));
        QueryResponse response = request.process(this.solrClient);

        InputStream inputStream = (InputStream) response.getResponse().get("stream");
        if (inputStream != null) {
            return new SolrNativeQueryResult(inputStream);
        }

        return new SolrNativeQueryResult(this.serializeResponse(params, response));
    } catch (SolrException | SolrServerException | IOException e) {
        throw new DataRetrievalException(
                "Could not execute direct query with parameters " + parameters.toString() + ".", e);
    }
}

---