Example usage for org.apache.solr.client.solrj.util ClientUtils escapeQueryChars

Introduction

In this page you can find the example usage for org.apache.solr.client.solrj.util ClientUtils escapeQueryChars.

Prototype


public static String escapeQueryChars(String s)

Source Link

Document

See: <a href="https://www.google.com/?gws_rd=ssl#q=lucene+query+parser+syntax">Lucene query parser syntax</a> for more information on Escaping Special Characters

Usage

From source file:uk.bl.wa.annotation.Annotator.java

License:Open Source License

private static void searchAndApplyAnnotations(Annotations ann, SurtPrefixSet oaSurts, String solrServer)
        throws SolrServerException, URISyntaxException, IOException {
    // Connect to solr:
    SolrClient solr = new HttpSolrClient(solrServer);

    // Set up annotator:
    Annotator anr = new Annotator(ann, oaSurts);

    // Loop over URL known to ACT:
    for (String scope : ann.getCollections().keySet()) {
        if ("resource".equals(scope)) {

            // Search for all matching URLs in SOLR:
            for (String uriKey : ann.getCollections().get(scope).keySet()) {
                LOG.info("Looking for URL: " + uriKey);
                SolrQuery parameters = new SolrQuery();
                parameters.set("q", "url:" + ClientUtils.escapeQueryChars(uriKey));
                searchAndApplyAnnotations(anr, solr, parameters);
            }/*from w  w  w .ja v  a2  s .co  m*/

        } else if ("root".equals(scope)) {

            // Search for all matching URLs in SOLR:
            for (String uriKey : ann.getCollections().get(scope).keySet()) {
                LOG.info("Looking for URLs starting with: " + uriKey);
                SolrQuery parameters = new SolrQuery();
                parameters.set("q", "url:" + ClientUtils.escapeQueryChars(uriKey) + "*");
                searchAndApplyAnnotations(anr, solr, parameters);
            }

        } else {
            LOG.warn("Ignoring annotations scoped as: " + scope);
        }
    }

    // And commit:
    solr.commit();

}