Revision 49005
Added by Claudio Atzori about 6 years ago
| modules/dnet-index-solr-client/trunk/src/main/java/eu/dnetlib/functionality/index/query/SolrResponseParser.java | ||
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package eu.dnetlib.functionality.index.query; |
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import static eu.dnetlib.miscutils.collections.MappedCollection.listMap;
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import java.io.ByteArrayInputStream;
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import java.io.IOException; |
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import java.util.Collection; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.zip.GZIPInputStream; |
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import com.google.common.base.Predicate; |
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import com.google.common.collect.BiMap; |
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import com.google.common.collect.Iterables; |
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import com.google.common.collect.Lists; |
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import eu.dnetlib.data.provision.index.rmi.BrowsingRow; |
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import eu.dnetlib.data.provision.index.rmi.GroupResult; |
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import eu.dnetlib.functionality.index.utils.IndexFieldUtility; |
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import eu.dnetlib.miscutils.functional.UnaryFunction; |
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import org.apache.commons.io.IOUtils; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import org.apache.solr.client.solrj.response.FacetField; |
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import org.apache.solr.common.SolrDocument; |
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import org.apache.solr.common.SolrDocumentList; |
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import com.google.common.base.Predicate; |
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import com.google.common.collect.BiMap; |
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import com.google.common.collect.Iterables; |
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import com.google.common.collect.Lists; |
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import static eu.dnetlib.miscutils.collections.MappedCollection.listMap; |
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import eu.dnetlib.data.provision.index.rmi.BrowsingRow; |
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import eu.dnetlib.data.provision.index.rmi.GroupResult; |
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import eu.dnetlib.functionality.index.utils.IndexFieldUtility; |
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import eu.dnetlib.miscutils.functional.UnaryFunction; |
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/** |
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* The Class SolrResponseParser. |
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*/ |
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private QueryResponse queryRsp = null; |
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/** The wrapper rank. */ |
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protected final UnaryFunction<String, SolrDocument> wrapperRank = new UnaryFunction<String, SolrDocument>() {
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protected final UnaryFunction<String, SolrDocument> wrapperRank = |
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doc -> addRanking( |
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unzip(base64Decode(getSingleField(doc, IndexFieldUtility.RESULT))), |
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getSingleField(doc, IndexFieldUtility.SCORE_FIELD)); |
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@Override |
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public String evaluate(final SolrDocument doc) {
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return addRanking(getSingleField(doc, IndexFieldUtility.RESULT), getSingleField(doc, IndexFieldUtility.SCORE_FIELD)); |
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} |
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}; |
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/** The wrapper no rank. */ |
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protected final UnaryFunction<String, SolrDocument> wrapperNoRank = new UnaryFunction<String, SolrDocument>() {
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protected final UnaryFunction<String, SolrDocument> wrapperNoRank = |
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doc -> wrap(unzip(base64Decode(getSingleField(doc, IndexFieldUtility.RESULT)))); |
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@Override |
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public String evaluate(final SolrDocument doc) {
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return wrap(getSingleField(doc, IndexFieldUtility.RESULT)); |
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} |
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}; |
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/** |
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* The Constructor. |
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* |
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UnaryFunction<String, SolrDocument> wrapper = includeRanking ? wrapperRank : wrapperNoRank; |
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if (queryRsp.getHighlighting() != null) return listMap(listMap(documentList, new UnaryFunction<String, SolrDocument>() {
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if (queryRsp.getHighlighting() != null) return listMap(listMap(documentList, doc -> {
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@Override |
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public String evaluate(final SolrDocument doc) {
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String score = getSingleField(doc, IndexFieldUtility.SCORE_FIELD); |
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String score = getSingleField(doc, IndexFieldUtility.SCORE_FIELD); |
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String hl = getHighlighting(getSingleField(doc, IndexFieldUtility.INDEX_RECORD_ID)); |
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String res = hl != null ? hl : getSingleField(doc, IndexFieldUtility.RESULT); |
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String hl = getHighlighting(getSingleField(doc, IndexFieldUtility.INDEX_RECORD_ID)); |
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String res = hl != null ? hl : getSingleField(doc, IndexFieldUtility.RESULT); |
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return includeRanking ? addRanking(res, score) : wrap(res); |
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} |
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return includeRanking ? addRanking(res, score) : wrap(res); |
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}), highlightUtils); |
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return listMap(documentList, wrapper); |
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return String.valueOf(value); |
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} |
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private byte[] base64Decode(final String s) {
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return org.apache.solr.common.util.Base64.base64ToByteArray(s); |
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} |
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private String unzip(final byte[] b) {
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try (ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(b)) {
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try (GZIPInputStream gzipInputStream = new GZIPInputStream(byteArrayInputStream)) {
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return new String(IOUtils.toByteArray(gzipInputStream)); |
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} |
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} catch(IOException e) {
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throw new RuntimeException("Failed to unzip content", e);
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} |
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} |
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/** |
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* Gets the highlighting. |
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* |
Also available in: Unified diff
base64 decode and gunzip field __result from the index responses